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The carrier frequencies for AM operate from 530 kHz to 1610 kHz. Many superheterodyne AM radios use a demodulation circuit designed for 455 kHz. When the listener tunes in a station, an oscillator ...
The circuit in Figure 1 complements a previous Design Idea ("SSB modulator covers HF band," EDN , Sept 30, 1999, pg 122). The modulator employs a phasing. ... Because the network in the modulator ...
An “Infinite Impedance Detector” might sound a little like something that [Zaphod Beeblebrox] would use to zip around the galaxy. It’s not, of course, but it is an interesting and… ...
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