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 ...

Many transmitter sites use big floodlight bulbs, typically mounted deep in their fixtures, John Bisset explains. What's the ...

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 ...

Looking for best practices on how to ensure that your AM radio station’s transmitters are properly maintained? You may want to pen in May 16 on your calendar, as Nautel will hold a webinar to discuss ...

AM radios are relatively simple devices, and building one is a good way to start exploring the world of radio communications. [GreatScott] does exactly this in the video after the break, building both ...

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 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 ...

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 ...