Most often ultrasonic transducers are used for distance measurements, and in the DIY world, usually as a way for robots to detect obstacles. But for a weekend project, [Vinod.S] took the ultrasonic ...

A community owned regional Mexican station on the AM dial licensed for a 5kw Class B signal has a little more oomph, if you ...

[Angus McInnes] has been working on AM radio transmission techniques. He tried out a method of using a VGA port for the task but found the vertical blanking was audible. His latest experiments use a ...

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 ...

GatesAir is suspending the sale of new AM transmitters. When a prominent radio engineer passed along word to Radio World that he’d sought a quote from the manufacturer on a new transmitter but was ...

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 familiar real estate adage “location, location, location” rings true these days for huge tracts on the outskirts of major cities — sites that for decades housed AM radio towers but that today ...

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 ...