Many people think old AM transmitters are worthless. If a high-level, plate-modulated tube transmitter is replaced by a shiny new solid-state transmitter, why should the old one be kept? Heck, you ...

[Simon Orr] wrote in to tell us about his AM transmitter prototype that he plans to put into production in a few months. The build is based on an “Easy AM Transmitter” featured in this Instructables ...

Throughout the years that radio broadcasting has existed there has not been a strong need to operate more than one AM transmitter into a single antenna. However, during the past several years vertical ...

This transmitter is basic but allows transmission of audio to an AM radio. It consists of an RF oscillator operating in the AM broadcast band, together with a modulator stage, which mixes the incoming ...

The AM transmitter can be used near an AM radio that is tuned to 1000 in order to hear the sound source from the user in the AM radio or send voice and music across the room or street. The heart of ...

The chances are that many of you will have made an FM “bug” style transmitter, a simple one-transistor oscillator usually driven by a small electret microphone. It’s also relatively straightforward to ...

In response to the Nov. 2 letter claiming that new radio antenna towers to be located in the Snohomish valley will cause a health risk: It is simply not true. A report that was submitted to the ...

The CBC's top official in the North says the Yukon government's move to extend the CBC's lease for its AM transmitter in Whitehorse does not necessarily mean the broadcaster will scrap plans to switch ...

Bethel public radio station KYUK's old AM tower falls on Thursday, May 11, 2023 as part of a planned upgrade. (KYUK drone imagery) After half a century of use, Bethel public radio station KYUK's AM ...

SAND SPRINGS, Okla. — Tulsa County deputies say they were called to the KRMG AM Transmitter Site around 10 o’clock Sunday morning. They say when they arrived they found two individuals who had ...