More about Retronics (160)

1-04-2007 | According to the manual, the Van der Heem type 8619 power supply can be used to supply a stabilised DC voltage of low source impedance, for...

1-03-2007 | The instant success of this project from 1987 proved that there was lots of interest in programming a microcontroller in BASIC rather than a...

1-02-2007 | According to manual, the SFM114/00 was designed by Philips Telecommunication to “adjust intermediate frequency amplifiers operating at 1.5 M...

1-01-2007 | What do you do with a large pile of electromechanical counters from the scrap parts bin? Exactly the same as with other display devices from...

1-12-2006 | Out of curiosity I delved into the Elektor relics cabinet and pulled out an almost intact example of the 20/80 m SSB receiver we published i...

1-11-2006 | At the time of its introduction in late 1953, the SDR314/04 was described by Philips Telecommunication Industries as a “Portable F.M. transm...

1-10-2006 | The CDP1802 was the world’s first CMOS-only CPU which offered a number of advantages: low current consumption, wide temperature ranges, bett...

1-09-2006 | A bakelite box with rounded corners, two large knobs on top and a nice small meter. Still in perfect condition, with proper Test Terminals....

1-06-2006 | This classic from Elektor’s publishing history has survived in two ways, really. Firstly, the design history can still be told (well, global...

1-05-2006 | Without delving into the operation of the design, two things must have struck our readers as quite novel at the time: firstly, the use of an...