[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 ...

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 ...

Carrier synchronization, Mark Persons writes, can be applied to alleviate co-channel interference between two AM radio ...

My first thought when I heard we were going to replace our 16-year-old Nautel ND50 transmitter with a Nautel NX50 was, “Where are we going to put it?” Our site at AM 670 KLTT was out of room. We had a ...

More than two dozen AM broadcasters have filed a petition asking the FCC to reopen and expand AM Revitalization translator modification rules.

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 ...

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 ...

A fire engulfed local radio station KOFI’s AM transmitter building early Saturday morning. The fire occurred between 1 and 2 a.m. at a transmitter station on Steel Bridge Road, said KOFI co-owner and ...