Hello, fellow shortwave enthusiasts! Here at Tecsun Radios Australia, we love diving into the rich and fascinating history of shortwave radio. It’s incredible how these broadcasts have played pivotal roles in global events. Let’s take a trip down memory lane and revisit some famous shortwave moments that changed the world—and maybe share a chuckle or two along the way.

The Fall of Singapore (1942) During World War II, British-controlled Radio Singapore broadcast the news of Singapore’s fall to Japanese forces in February 1942. This transmission marked a turning point in the war and had everyone clutching their radios in shock. It was a wake-up call to the vulnerabilities of the Allied forces and changed the global perception of the war’s progression. Talk about a plot twist!

D-Day Invasion (1944) June 6, 1944, saw one of the most critical operations of World War II—the D-Day invasion. Shortwave radios around the world buzzed with updates from the beaches of Normandy. These broadcasts didn’t just relay news; they were morale boosters, cheering on the Allied forces as they began the endgame against Nazi Germany. Imagine the tension and excitement—like tuning in for the finale of a gripping series!

The Cuban Missile Crisis (1962) The Cuban Missile Crisis was a nail-biter, and shortwave radio was the suspenseful soundtrack. With Radio Moscow and Voice of America at the helm, updates and propaganda flew across the airwaves. These broadcasts informed and influenced global public opinion during one of the Cold War’s most intense standoffs. It was like a high-stakes poker game, and everyone had their ears glued to the radio.

Apollo 11 Moon Landing (1969) “That’s one small step for man, one giant leap for mankind.” Who could forget the thrilling moment when Neil Armstrong set foot on the moon? Shortwave radios were the portals to this historic achievement, uniting millions in awe and excitement. It was a moment of pure, unadulterated wonder—like discovering your favourite radio station’s signal is crystal clear on a foggy night.

Fall of the Berlin Wall (1989) The fall of the Berlin Wall was a joyous occasion that symbolised the end of the Cold War. Shortwave stations like Radio Free Europe played a vital role in broadcasting the news, and you could almost hear the collective cheer through the airwaves. It was a celebration of freedom and unity, a moment that made everyone feel like dancing to the sweet sound of liberty.

Tiananmen Square Protests (1989) During the Tiananmen Square protests, shortwave radio was a lifeline of uncensored information. Stations like Voice of America and BBC World Service provided coverage that the Chinese government tried to suppress. These broadcasts were crucial in informing the international community about the pro-democracy protests and the subsequent crackdown. It was a brave stand for truth, echoing through the static.

September 11 Attacks (2001) The September 11 terrorist attacks were a heart-wrenching moment in modern history. Shortwave radios played a critical role in providing immediate news coverage to people worldwide. Stations like Voice of America broadcast real-time updates, offering a global perspective on the events and their aftermath. In times of crisis, shortwave radio proves to be an invaluable companion.

The Impact of Historic Shortwave Broadcasts

These historic broadcasts demonstrate the power of shortwave radio in shaping global events and public perception. Shortwave radio has served as a lifeline in times of war, a beacon of hope in moments of despair, and a bridge for communication across borders.

Educational and Cultural Exchange Shortwave radio has facilitated educational and cultural exchanges by broadcasting programs that promote understanding and cooperation among different cultures. Stations like the BBC World Service and Radio Netherlands Worldwide have contributed to global education and cultural enrichment.

Advocacy and Human Rights In countries with restricted media, shortwave radio has been a critical tool for advocating human rights and democracy. By providing uncensored news and information, shortwave broadcasts have supported movements for freedom and justice worldwide.

Emergency Communication In times of natural disasters and emergencies, shortwave radio has proven indispensable. Its ability to reach remote areas and provide reliable communication makes it a vital tool for disaster response and recovery.

The legacy of shortwave radio is marked by its ability to transcend borders, connect people, and document history as it unfolds. From wartime broadcasts to moments of scientific achievement and social change, shortwave radio has played an integral role in shaping our world. As we look to the future, the enduring impact of these historic broadcasts reminds us of the power of radio waves to inform, inspire, and unite humanity.

So, the next time you tune into your Tecsun radio, remember—you’re not just listening; you’re part of a grand tradition that’s been making waves for decades. Happy listening!

As a passionate enthusiast of all things radio-related, stumbling upon a thought-provoking article titled “Why Is Shortwave Only ‘the Radio of Last Resort’? Its powerful new capabilities remain largely unexplored” by Simon Keens of Radio World ignited a spark of curiosity within me. Shortwave radio, often dubbed as the ‘radio of last resort,’ has long lingered in the shadows of modern communication technologies. Yet, its potential remains vast and largely untapped.

In an age dominated by digital streaming services and satellite communication, shortwave radio might seem antiquated to some. However, delving deeper into Keens’ article revealed a different narrative – one that speaks of resilience, versatility, and the potential for innovation within the realm of shortwave broadcasting.

The article shed light on the multifaceted capabilities of shortwave radio, highlighting its ability to traverse vast distances with minimal infrastructure. Unlike its counterparts, shortwave signals can propagate over thousands of kilometres, making it an invaluable tool for global communication, especially in remote or disaster-stricken regions where traditional means of communication may falter.

What struck me the most was the notion that shortwave radio is often perceived as a ‘last resort’ rather than a primary means of communication. This begs the question: why is such a powerful medium relegated to the sidelines? Is it due to the allure of modern technology or simply a lack of awareness about its potential?

Keens’ article challenged me to reconsider my own perceptions of shortwave radio and prompted me to embark on a journey of exploration into its capabilities. As I delved deeper into the world of shortwave broadcasting, I was astonished by the wealth of content and diversity of voices that permeate the airwaves.

From international news broadcasts and cultural programs to amateur radio operators and clandestine stations, shortwave radio offers a tapestry of voices that transcend borders and ideologies. It serves as a platform for free expression and cultural exchange, fostering connections between individuals and communities across the globe.

 The resilience of shortwave radio in the face of adversity cannot be overstated. During times of crisis, when other forms of communication may fail, shortwave radio often emerges as a lifeline, providing vital information and fostering a sense of solidarity among listeners.

Yet, despite its undeniable strengths, shortwave radio continues to face challenges in an increasingly digitalised world. The proliferation of internet-based communication platforms and the decline of traditional broadcasting have posed significant obstacles to the growth of shortwave radio.

However, rather than viewing these challenges as insurmountable barriers, we should see them as opportunities for innovation and adaptation. As technology evolves, so too should our approach to shortwave broadcasting. By embracing digital advancements and exploring new modes of content delivery, we can breathe new life into this time-honoured medium.

My encounter with Simon Keens’ enlightening article on shortwave radio served as a catalyst for reevaluation and exploration. It reminded me of the enduring power and potential of this oft-overlooked medium and inspired me to advocate for its revitalisation.

As we navigate an increasingly interconnected yet fragmented world, the role of shortwave radio as a beacon of communication and cultural exchange has never been more vital. It is my hope that through continued innovation and collaboration, we can unlock the full potential of shortwave radio and usher in a new era of global connectivity and understanding.

Garry stumbled upon an intriguing discovery during his online perusal: a fascinating blog post that sheds light on the enigmatic world of amateur radio activity. We’re thrilled to share this valuable information with you, sourced from EI7GL’s “A Diary of Amateur Radio Activity” Blogspot.

In the heart of Alaska lies the High-frequency Active Auroral Research Program (HAARP), a pioneering initiative delving into the mysteries of the ionosphere. HAARP boasts a formidable high-power, high-frequency (HF) transmitter designed explicitly for ionospheric studies. At its core lies a sophisticated array of 180 HF crossed-dipole antennas, capable of emitting a staggering 3.6 megawatts into the upper atmosphere and ionosphere. This advanced system allows for flexible transmission frequencies ranging from 2.7 to 10 MHz.

Exciting news awaits as the research team at HAARP announces upcoming tests scheduled from February 28th to March 3rd, 2024. During this period, the program will conduct a comprehensive research campaign, with operating frequencies meticulously detailed. While the precise transmit days and times remain contingent upon real-time ionospheric and geomagnetic conditions, the team has outlined a series of experiments slated for exploration.

These experiments encompass a diverse range of objectives, including the production of Extremely Low Frequency (ELF) and Very Low Frequency (VLF) emissions, along with investigations into the impact of ionospheric plasma waves on orbiting satellites.

The findings from these endeavors promise to deepen our understanding of ELF/VLF wave dynamics and pave the way for future explorations into satellite interactions within space plasma.

For enthusiasts keen on delving deeper into HAARP’s research initiatives, the program’s FAQ page provides invaluable insights. Additionally, numerous experiments will operate at frequencies aligned with the f0F2 frequency derived from Gakona ionograms. Those interested in contributing reception reports are encouraged to reach out to HAARP via the provided contact information.

For real-time updates on ionospheric conditions in Gakona, individuals can consult ionograms from the HAARP Diagnostic Suite. Furthermore, for a comprehensive understanding of HF propagation and ionogram analysis, Bootstrap Workbench offers a helpful video resource.

With these resources at our disposal, lets explore this fascinating world!!

*Source for images and information (information has been re written fro this blog) https://ei7gl.blogspot.com/2024/02/notice-upcoming-haarp-ionospheric-tests.html


In a significant move to modernise its broadcasting infrastructure, Radio Televisyen Malaysia (RTM) has breathed new life into its iconic shortwave transmitter site located in Kajang, just south of Kuala Lumpur. Established in the early 1970s, the site has played a pivotal role in RTM’s history, even as the broadcaster scaled back its shortwave offerings over the years.

The need for rejuvenation arose when an aging Transradio DMOD3 exciter, responsible for feeding the site’s Continental Electronics shortwave transmitter, faced technical issues. Responding to the challenge, RTM made the decision to usher in a new era by installing the RFmondial LVe digital broadcast exciter.

While RTM’s current plans focus on analog broadcasts, the LVe introduces a forward-looking capability, supporting the potential for simulcasting both analog and DRM digital signals. This strategic upgrade positions RTM to adapt to evolving broadcasting standards and audience preferences.

RFmondial’s Dr. Albert Waal (right) with RTM engineer Yusuf Azizi. (Photo Courtesy of RFmondial)

Dr. Albert Waal, head of hardware development for RFmondial, expressed his enthusiasm for the project, stating, “It was a great honor to upgrade this famous Malaysian transmitter site and to work with the very professional and kind staff of station engineer Yusuf Azizi and his team.”

This transformative initiative not only safeguards the operational continuity of the RTM site but also underscores the broadcaster’s commitment to staying at the forefront of broadcasting technology. As RTM embraces the future, the LVe exciter stands as a symbol of innovation, ensuring the site’s continued significance in the broadcasting landscape.

Source: Radioworld – https://www.radioworld.com/

WBCQ is a shortwave station operating from Monticelle in Northern Maine, North America that transmits a wide (perhaps the widest) variety of programs on legal shortwave

The high-power antenna offers different radiation patterns and an antenna gain of up to 23 dB and uses a technology characterized by a single-shaft structural design,” according to Cestron International the installer of the antenna in a project summary.

The tubular shaft has a diameter of four meters. Its support design will absorb static and dynamic forces originating from the antenna components, allowing the system to function even under extreme weather conditions, according to Cestron.

The antenna consists of low- and high-band array antennas, positioned back to back, each equipped with a reflector screen, allowing WBCQ to access all shortwave frequency bands between 6 MHz and 26 MHz.

A computer-controlled and -monitored system manages rotation and turns toward the coverage area using the shortest possible path. “Intelligent drive control ensures the large rotating part of the structure is jolt-free, starting and braking to standstill with a high rotation speed of 1.2 degrees per second and a positioning accuracy of < 1 degree,” according to Cestron.

At 500 kW with an ERP of 20 MW, it is one of the most powerful shortwave stations in the USA.

See below QSL card Garry received from them.

In a momentous stride toward enhancing its broadcasting capabilities, on July 30, 2023, Radio Pakistan embarked on the groundbreaking ceremony for an expansive transmission facility, poised to connect the diverse tapestry of nations spanning from the Mediterranean to the Pacific.

The heart of this transformative endeavor revolves around the installation of a cutting-edge 1,000 kW Digital Radio Mondiale (DRM) transmitter at the eminent Radio Pakistan high-power transmission complex, strategically situated near the capital city of Islamabad. This monumental project comes with a price tag of approximately 4 billion rupees (nearly US$14 million) and is slated for completion by the year 2025.

Central to this project’s significance is its alignment with the Digital Radio Mondiale standard, which is a monumental leap into the digital age for Radio Pakistan. This groundbreaking move underscores Radio Pakistan’s commitment to modernization, leveraging state-of-the-art technology to usher in a new era of broadcasting excellence.

Image via https://www.radioworld.com/

Guiding this landmark occasion was the honorable Federal Minister for Information and Broadcasting, Marriyum Aurangzeb. Aurangzeb highlighted the pivotal role that this initiative would play in expanding Radio Pakistan’s reach, resonating across 52 nations spanning South Asia, Central Asia, the Far East, Middle East, and even Eastern Europe.

Quoting her words:

It’s worth noting that Radio Pakistan, since its inception in 1947, has primarily relied on analog medium, and shortwave transmitters. However, this transformational project acknowledges the changing tides of technology. Out of its current inventory of 20 transmitters, 14 have outlived their utility. This forward-thinking initiative is set to redefine broadcasting norms by empowering Radio Pakistan to transmit up to four distinct signals concurrently with remarkable efficiency. Moreover, the energy-efficient design of the 1,000 kW DRM transmitter is expected to reduce energy consumption by an impressive 33%, subsequently leading to substantial savings in operating costs.

Beyond the transmitter’s exceptional capabilities, Marriyum Aurangzeb revealed another ambitious plan that aligns seamlessly with the government’s vision. A new media city is poised to take shape in Rawat, complementing Prime Minister Shehbaz Sharif’s visionary commitment to bolstering investment in information technology and media technologies. This holistic approach aims not only to cultivate enhanced employment opportunities but also to actively engage the youth with the captivating world of radio.

As the groundbreaking ceremony set the wheels in motion for this transformative endeavor, Pakistan takes a bold step toward shaping the future of broadcasting. With the fusion of tradition and modernity, the country’s rich tapestry of culture, identity, and communication is set to resonate across borders, reaffirming the enduring power of the airwaves to unite, inform, and inspire.

This article was reproduced by Tecsun Radios Australia from the original article posted on https://www.radioworld.com/

If you have a passion for maritime history, adventure, and connecting with fellow radio enthusiasts, then this one is for the calendar – the International Lighthouse Lightship Weekend (ILLW)! This annual gathering has become a global celebration of lighthouses, lightvessels, and navigational aids, bringing together radio operators from over 40 countries for a weekend of camaraderie and exploration.

What is the International Lighthouse Lightship Weekend (ILLW)?

The ILLW had its roots in the Scottish Northern Lights Award, originally organised by the Ayr Amateur Radio Group (UK) in 1998. Since then, it has evolved into one of the most anticipated events on the amateur radio calendar, drawing in more than 500 lighthouse entries across the globe.

Held on the third full weekend of August each year, the ILLW allows amateur radio operators to set up their portable stations at lighthouses, light vessels, and other historic maritime locations. The objective is to establish contacts with fellow operators and share the fascinating stories and significance of these iconic beacons of light. 

August: A Month of Lighthouses

The month of August has become synonymous with lighthouses, thanks to the ILLW’s growing popularity. As we have seen, different countries have embraced the spirit of preserving and honouring their maritime history in various ways. In the United States, August 7th is celebrated as National Lighthouse Day, designated by Congress to pay tribute to these historical structures.

Across the pond in Britain, the Association of Lighthouse Keepers (ALK) organises the International Lighthouse Heritage Weekend during the same time as the ILLW. 

The ALK encourages lighthouse managers, keepers, and owners to open their sites and visitors’ centres to the public, aiming to raise awareness about these vital navigational aids and preserve their legacy for future generations.


Why participation is so high for this event.

The International Lighthouse Lightship Weekend is unlike any other amateur radio event. Here are a few reasons why you should consider taking part or following this historic gathering:

  • Fascinating History: Lighthouses have played a crucial role in maritime history, guiding ships safely through treacherous waters. The ILLW provides an excellent opportunity to delve into the captivating stories behind these structures and their keepers.
  • Global Connections: With participants from over 40 countries, the ILLW is a unique chance to connect with fellow radio operators worldwide, share experiences, and make lasting international friendships.
  • No Pressure, Just Fun: Unlike traditional contests, the ILLW emphasises enjoyment and camaraderie. There are minimal rules, and the focus is on celebration, not competition. Plus, it’s free to participate!
  • Preservation of Maritime Heritage: By participating in the ILLW, you contribute to raising awareness about the importance of preserving lighthouses and navigational aids, ensuring that their historical significance is not forgotten.

Want to get involved? Here’s how!

Participating in the International Lighthouse Lightship Weekend is easy and exciting. If you’re an amateur radio operator, consider setting up your portable station at a lighthouse or maritime location during the event weekend. Contact your local club to see if they are already planning to get involved. Engage in conversations with other operators, exchange stories, and celebrate the magic of maritime history.

If you’re not an amateur radio operator, you can still be part of this historic event by following the ILLW activities, learning about different lighthouses, and supporting the preservation efforts.

Join the ILLW Celebration!

The International Lighthouse Lightship Weekend is an exceptional experience that combines the thrill of amateur radio with the allure of maritime history. Whether you’re an avid radio enthusiast or simply intrigued by lighthouses, this event promises a weekend filled with adventure and discovery.

Wondering if Australia takes part? Here is a list of Australian lighthouses that have previously taken part in this event: 

  • Cape Leeuwin Lighthouse – Western Australia
  • Cape Naturaliste Lighthouse – Western Australia
  • Split Point Lighthouse (Aireys Inlet Lighthouse) – Victoria
  • Cape Otway Lightstation – Victoria
  • Point Lonsdale Lighthouse – Victoria
  • Sugarloaf Point Lighthouse – New South Wales
  • Macquarie Lighthouse – New South Wales
  • Cape Byron Lighthouse – New South Wales
  • Montague Island Lighthouse – New South Wales
  • Kiama Blowhole Lighthouse – New South Wales
  • Barrenjoey Lighthouse – New South Wales
  • Point Perpendicular Lighthouse – New South Wales
  • Cape Nelson Lighthouse – Victoria
  • Cape Schanck Lighthouse – Victoria
  • Cape Wickham Lighthouse – Tasmania
  • Low Head Lighthouse – Tasmania
  • Tasman Island Lighthouse – Tasmania
  • Maatsuyker Island Lighthouse – Tasmania
  • Point Hicks Lighthouse – Victoria
  • Griffiths Island Lighthouse (Port Fairy Lighthouse) – Victoria
  • Warden Head Lighthouse – New South Wales

The list has grown substantially in Australia this year, you can view the lighthouse list by clicking here https://wllw.org/index.php/en/#VK

Please note that this is not an exhaustive list, and there are likely many other lighthouses in Australia that have participated in the ILLW. Additionally, participation may change from year to year, so it’s best to check the official ILLW website https://illw.net/ 

The Best Radios for Your ILLW Adventure

To make your ILLW experience truly extraordinary, we recommend the Xiegu G-90 transceiver! This high-performance portable HF multimode transceiver covers an impressive 0.5-30MHz general coverage receiver and 10-160-meter amateur band Tx/Rx coverage with 20 watts of RF output. The Xiegu G-90 ensures crystal-clear communication and unparalleled reliability throughout the weekend.

Enhance Your Reception with Tecsun Communication Headphones
We understand that excellent audio quality is vital to your radio pursuits. That’s why we offer Tecsun Communication headphones, providing you with an outstanding dynamic range through efficient 50mm NdFeB magnet drivers. Plus, the 3m connection cable guarantees ample length for comfortable headphone use during the ILLW activities.
Here are some of our top products to enhance your event experience.

1.Tecsun PL-330: This pocket-sized portable receiver comes with SSB capability and direct frequency entry, making it the ideal choice for listening to shortwave radio utility stations, amateur radio transmissions, and regular shortwave broadcasts.
2.PL-880: Featuring digital Signal Processing on the HF band, the PL-880 is a quantum leap forward for receiving weak signals. It also offers selectable IF bandwidth for fine-tuning your listening experience.
3. PL-990x: Considered Tecsun engineering at its finest, the PL-990x High-Performance Shortwave Radio utilizes multiple frequency conversion and modern DSP digital demodulation technology, resulting in improved receiving sensitivity, selectivity, and image rejection.

4. The newest addition to the Tecsun radio range, the H501x DSP Shortwave Radio is the result of years of research and development by Tecsun’s engineering department, incorporating feedback from shortwave radio listeners. Its hybrid desktop portable design ensures uncompromised performance without sacrificing size.

Coincidentally, these fantastic radios are also compatible with our premium headphones, ensuring you enjoy the best audio quality during your shortwave radio adventures.

We need to also mention the TRA HF Portable Dipole antenna, your ultimate radio companion! With a power handling capability of 100 Watts PEP, this antenna is designed to deliver exceptional performance. It comes conveniently packed in a durable canvas carry bag, making it easy to carry and set up wherever you go. Plus, we’ve got you covered with 10 meters of Rg58 cable for effortless connection to most transceivers.

Mark your calendars for the third full weekend of August, and let’s celebrate “Lighthouse Month” together! Join the ILLW community in commemorating these timeless beacons that have guided sailors throughout history. Step into the world of amateur radio, explore maritime heritage, and make connections that span the globe. Don’t miss out on this extraordinary opportunity to be part of an international tradition like no other!

International broadcaster DW Arabic, has introduced a new radio program called “Sudan Now.” This 30-minute daily program is broadcast in Arabic and can be accessed through various platforms such as shortwave radio, Hotbird, SES-5 satellites, and the DW Arabic website.

“Sudan Now” aims to deliver unbiased coverage of current issues in the region, fostering political, social, and cultural dialogue through engaging interviews, talk shows, and reports. 

This program fills a critical information gap in Sudan, where independent sources are scarce, and established media face challenges broadcasting due to internet outages and ongoing conflicts. To overcome these obstacles, “Sudan Now” has been strategically designed for transmission via shortwave radio and the Hotbird- and SES-5 satellites, enabling listeners in the target region to receive the program on their TV sets.

Dr. Nadja Scholz, the Managing Director of Programming at DW, emphasised the necessity of providing the people in Sudan with dedicated programming that offers independent, current, and in-depth information. By utilising shortwave radio, DW expands its reach and ensures access to a wide audience.

Manuela Kasper-Claridge, DW’s editor-in-chief, underlined the urgency of the situation in Sudan, where the humanitarian crisis persists and access to free and independent information is severely limited. The introduction of this Arabic-language radio program is a significant step towards addressing this critical need.

Starting from Monday, June 26, 2023, “Sudan Now” will air every weekday at 2:30 pm (local time, GMT+2), with a repeat broadcast at 8:30 pm. Listeners can tune in to the program on shortwave frequencies 15275 kHz/17800 kHz in the afternoon and 15275 kHz/17840 kHz in the evening.

The launch of “Sudan Now” reflects DW Arabic’s commitment to providing vital information and facilitating dialogue in a region grappling with ongoing conflicts and limited access to independent media.

Information from this article was sourced from :https://corporate.dw.com/en/sudan-now-dw-arabic-launches-new-radio-program-for-sudan/a-66036734

In a world driven by advanced technology and instantaneous communication where it is common to see people are walking around staring at their phones as a way of communication and entertainment, it’s easy to overlook the seemingly oldschool domain of shortwave radio. While smartphones, social media, and streaming services dominate our lives, shortwave radio quietly persists as a captivating and enigmatic medium. Despite its long history and unique characteristics, shortwave radio remains mysterious to many people today. We are passionate about sharing as much about this hobby as possible. Here are some of the reasons we love this sometimes mysterious medium which continues to capture the imagination of enthusiasts around the globe.

1.The Wavelength Wilderness: Shortwave radio operates on high-frequency bands, typically ranging from 1.6 to 30 MHz. Unlike traditional radio broadcasting, these signals have the remarkable ability to travel long distances by bouncing off the Earth’s ionosphere. This characteristic enables listeners to tune into broadcasts from far-flung corners of the world. However, the unpredictable nature of ionospheric propagation adds an element of uncertainty, as reception conditions fluctuate depending on atmospheric conditions, solar activity, and time of day. This unpredictability creates an air of mystery and adventure, as dedicated listeners attempt to catch elusive transmissions from distant lands.

2.A Global Portal of Voices: Shortwave radio is renowned for its capacity to connect people across continents, cultures, and languages. It serves as a gateway to alternative perspectives, unheard voices, and diverse narratives. Many international broadcasters utilize shortwave radio to reach audiences in regions where access to the internet or other forms of media may be limited. Tuning into these broadcasts offers a glimpse into unfamiliar cultures, political climates, and social issues, fostering a sense of curiosity and intrigue. The broad spectrum of content, from news and current affairs to music and cultural programs, adds to the allure and mystique of shortwave radio.

3.Spy Numbers and Clandestine Activities: During the Cold War, shortwave radio gained notoriety for its use in espionage and clandestine activities. Spy agencies and governments utilized coded messages, known as “numbers stations,” to communicate with their operatives in the field. These eerie and cryptic broadcasts, often consisting of synthesized voices or monotone readings of numbers, remain a subject of fascination and speculation. The cloak-and-dagger world of shortwave espionage adds an element of intrigue and secrecy, perpetuating the air of mystery surrounding the medium which continues today.

4.The Art of Listening: Unlike modern digital platforms, shortwave radio requires active participation from the listener. Tuning into frequencies, adjusting antennas, and carefully fine-tuning the receiver are skills that dedicated shortwave enthusiasts have mastered. This active engagement and the inherent limitations of shortwave reception make it a more involved and immersive experience than passively scrolling through a digital playlist. The quest for the perfect signal, the joy of discovering a distant station, and the shared experiences within the shortwave community create a sense of camaraderie and exclusivity that keeps the allure of shortwave radio alive.

5.Nostalgia and Analog Charm: In an era dominated by sleek digital devices and seamless connectivity, shortwave radio represents a nostalgic connection to simpler times. The crackle of the airwaves, the warmth of the analog dial, and the feeling of anticipation as you search for a station evoke a sense of bygone charm. The fascination with retro technology and the desire for a more tangible and tactile experience have contributed to the enduring appeal of shortwave radio among collectors, hobbyists, and enthusiasts.

Shortwave radio, with its long-distance reach, cultural diversity, historical intrigue, and active engagement, continues to captivate a dedicated following in the digital age. Its mysterious nature, inherent limitations, and the unique experiences it offers contribute to its enduring appeal. As we navigate an increasingly interconnected world, shortwave radio

Here at Tecsun Radios Australia we are proud to support this hobby and introduce it to more people on a daily basis through our store, blogs, newsletter, and social media.


RNX DRM transmitter upgrade

In September 2022, Ampegon Power Electronics AG and RNZ (New Zealand public broadcaster) signed a contract to supply a new TSW2100-V4 100 kW shortwave transmitter to New Zealand. The transmitter will broadcast the RNZ Pacific service to millions of people living across the Pacific with high reliability and energy efficiency:

For many years now RNZ has used DRM to feed FM stations in the Pacific islands, a sustainable and ingenious way to use the digital DRM standard to distribute analogue content and introduce digital broadcasting to far-away places in the Pacific. RNZ provides an essential shortwave service, 24 hours a day, for 22 broadcasting partners across the Pacific region.

This new transmitter upgrades their service to the newest standards, the most modern capabilities, and together with their current transmitter, can provide redundancy or additional services in the future,

The TSW-2100 transmitters is capable of both traditional analogue broadcasts and DRM digital broadcasting. It is designed to provide DSB and AMC analogue modes to significantly reduce power consumption and when broadcasting DRM, energy usage is reduced by up to 40% without compromising broadcast range.

Additionally, DRM provides FM quality stereo sound alongside a data stream which can be used to send text messages, advertising, images and the “Journaline” text service which provides capabilities for remote learning.

RNZ drm shirtwave radio transmitter

Richard Sutherland, Head of News at RNZ explains:. RNZ shortwave transmissions are a lifeline source of information, which helps to support sustainable social and economic resilience”.

The new transmitter is planned to be delivered in 2023 and put into operation in early 2024

A spokesperson from Ampegnon, Simon Keens said “With growing global instability, Ampegon is receiving more and more frequent requests for shortwave transmitters, which are capable of extremely long range international and intercontinental broadcasting. Additionally, with the increasing cost of energy, DRM digital shortwave broadcasting makes a lot of sense, saving over 40% of the energy at the flick of a switch. Radio New Zealand has chosen one of our most economical transmitter setups for maximum efficiency, while providing FM quality DRM coverage over the entire Pacific region over shortwave for decades to come.”