More about radio (330)

1-06-2002 | The TRX01 from Atmel is a single-chip transceiver that has been designed for low-power, wireless applications and is optimised for use in th...

1-06-2002 | A low-cost chipset has been developed for the WorldSpace digital satellite radio system described in the previous instalment of this series....

1-05-2002 | The new digital WorldSpace satellite radio broadcast service covers a large fraction of the earth’s surface using three geostationary satell...

1-01-2002 | The Quizmaster described here is a four-player version with an extra player to operate the ‘box’ and to ask the questions etc. No wiring req...

1-12-2001 | The schematic diagram shows an audion stage with a common-collector circuit. This does not damp the tuned circuit, but instead actually incr...

1-12-2001 | Clock radios often give atrocious reception, even when properly tuned in. This is not surprising when you consider that they usually only us...

1-12-2001 | Rediscover the magic of early radio by building a beautiful medium-wave receiver using a classic valve circuit and modern parts. This nostal...

1-07-2001 | With the aid of this circuit it is possible to listen, using a portable VHF FM radio, to listen to stations that transmit only your local ca...

1-07-2001 | Recent advancements in circuit integration have drastically reduced the production costs of radio-controlled clocks. These days they are not...

1-07-2001 | Apart from chucking it in the bin, what can you do with old AM car radio or clock radio in your junkbox? How about turning it into a crystal...