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 ...

Photonic specialists CIP Technologies has released a combined modulation and photo-detection transducer capable of working at up to 60 GHz, which the company claims is a world first. Photonic ...

Pulse Width Modulation (PWM) or Pulse Duration Modulation (PDM) is a technique of converting analog signals into rectangular waveforms. The width of the waveform varies in proportion with the ...

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 ...

I need to connect a couple amplifiers 50 ohm spaced about 5 feet apart with some kind of BNC or SMA terminated cable. I've tried RG58 and I get massive crosstalk at 100MHz, with a couple millivolts ...