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First Published in 1980s We found these whilst sorting out some old papers. Some of the designs are a bit past their "sell by" dates but we hope that you will find something of interest. These were previously hosted on rfweb.com. |
radioshop.co.uk Surplus RF Components Test Equipment Sale Need RF Design Services? |
| An FM Receiver for the 144MHz (2m) Amateur Band | ![]() |
| "High Performance" Pre-Amplifiers for 28, 50 & 70MHz Ham Bands | ![]() |
| Multiband Up-Converter Receive 26MHz to 75MHz on a 144-148MHz receiver, also could form part of a transmit converter |
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| A 432MHz to 144MHz Amateur Band Receive
Converter also up-converts to around channel 52 for AM ATV |
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| More to follow as time allows..... | |
| Other contributions welcome |
| For Communications and Wireless design consultancy, contact
Chelmerland
Ltd Comments? please e-mail © 1982 G. Leighton © 2001 rfweb.com © 2006 radioshop.co.uk |