Power supply: DC 9v – 12v Antenna: 50 ohms, is not balanced, 7MHZ band, standing wave ratio below 1.8 Receive the static current: 10 mA @ 9 v Transmission power: 0.8W @ 9 v, 1.2W @ 12 v Frequency range: 7.023 MHz launch, receive 7.023-7.026 MHz (7.023 MHz crystals) Stray (harmonic) inhibition: – 20 db …
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Tag:electronic parts
Electronics from China
I am pretty pleased by the outcome of my commercial endeavours on eBay. Purchasing seems to be a pleasure; until now — with just one exception — I was spared from any nasty experiences. After several small items that I ordered in part for my curiosity to evaluate speed and quality of shipments from chinese suppliers, I …
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Junk box
Yesterday I had a less busy day. Partly due to Halloween and All Saints’ Day, not much to do at work than to go over older emails, looking over missed tasks etc. I would rule for one such day each second week at last. It is incredible how well keeps you organized and how efficient …
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Scavenging for electronic parts
Not very often I have the occasion to salvage some good parts from throw–away devices. Two days ago I found an empty TV set carcass lying on the sidewalk with some pieces left. The rest was — probably — savagely ripped off for copper and some other metals. It’s a bit of shame to see …
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