More about radio (328)

1-12-1990 | Most small portable radios require a 3 V supply normally provided by two size AA or AAA batteries. Since rechargeable batteries are an op...

1-11-1990 | This article describes a miniature medium-wave band receiver powered by a solar cell. The circuit is based on a single integrated circuit,...

1-06-1990 | The authors, two dyed-in-the-wool radio amateurs, describe how the facsimile decoder we published early last year for Atari and Archimedes...

1-02-1990 | This FM radio, designed by ElV GmbH, consists of an insertion card for IBM PC-XTs, ATs and compatibles and is available as a kit or a read...

1-07-1989 | The radio beacon band extends from 280 kHz to 516 kHz. Each beacon has its own characteristic AM modulated morse-coded call sign that is tra...

1-05-1989 | RADIO DATA SYSTEM (RDS) DEMODULATOR sources: European Broadcasting Union; Philips Components design: J. Bareford After several years of stud...

1-09-1988 | 48 EE:rnt1= MICROPROCESSOR-CONTROLLED RADIO SYNTHESIZER 2 by Peter Topping This final instalment of the article deals with the construction...

1-07-1988 | EE MICROPROCESSOR-CONTROLLED RADIO SYNTHESIZER 1 The addition of a microprocessor-controlled synthesizer to a continuously-tuned receiver gr...

1-07-1988 | RECEPTION AND TRANSMISSION OF RADIOTELETYPE The results of our recent Readership Survey have confirmed the popularity of construction projec...

1-04-1988 | EE April 1988 band, and provide a UHF tuning scale on the master supply/tuning unit. General considerations The values stated for the operat...