More about radio (325)

1-02-1979 | The majority of FM receivers are pro-vided with some form of squelch circuit which suppresses the noise arising from mis-tuning. Such a cir...

1-07-1977 | This preamp is specifically intended for use with low impedance microphones; its advantages are high output level, large ban...

1-07-1977 | Wherever there is a mass market for a complex digital circuit, an LSI chip is sure to appear. It should not come as a...

1-02-1977 | This simple FM receiver is designed to pick up the local VHF radio stations and makes an ideal `second set` for use in the kitch...

1-12-1976 | Although most readers of technical magazines will have had a surfeit of digital clocks by now, we feel that the design given here...