Ah but if you could make 'em work you learned a lot about op-amp layout.....and to put a 47ohm in the output line :-)) My first ST-5 RTTY TU! Alan G3NYK
Aaar ........ Edgware Rd, Lyle St, Tottenham Court Rd, Kaynsham ....... I don't know where that last one came from but it must fit in there some where. 73 es GL petefmt From: Andy Talbot <andy.g4jnt@
40 Years ago today decimal money was introduced to the UK It was half term hols, and at the age of 12 I went into one of the electronics shops in Hurst St, Birmingham (a bit like London's Edgware Rd
My first uA709 (first real commercial op-amp, circa 1968) cost me five quid. Which was a LOT of newspapers. Unstable, noisy. And, with its unprotected output stage didn't last very long . . . 73 Stev
I can remember, in the 1960s I think, Radio Constructor having an entire back page advert for red spots at 15/-. I also got given an OC72 for a birthday present - it came in a little cardboard box,
Pick a year and check the prices http://www.radioshackcatalogs.com/index.html I once looked in the catalog of 1952 or so, and found the very first transistors there, quite pricey Jurgen Bartels Suel