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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*TopBand\:\s+RX\s+AID\s+FROM\s+THE\s+PAST\s*$/: 3 ]

Total 3 documents matching your query.

1. TopBand: RX AID FROM THE PAST (score: 1): Author: k3nd@yahoo.com (GALE STEWARD); Date: Tue, 19 Jan 1999 09:35:49 -0800 (PST); Hi Guys, I ran accross an article from FEB 1986 QST written by Bob Sommer, N4UU, titled "A SIMPLE, EFFECTIVE RECEIVING AID". Briefly, this method uses two audio filters (one lowpass and one highpass); /archives//html/Topband/1999-01/msg00143.html (7,693 bytes)
2. TopBand: RX AID FROM THE PAST (score: 1): Author: Richard@foxfield.demon.co.uk (Richard McLachlan); Date: Tue, 19 Jan 1999 20:06:40 +0000; There were and still are commercial products based on this technique. It is actually a standard feature on the Fairhaven receiver made by a UK company about 10 miles from where I am sitting. (www.fai; /archives//html/Topband/1999-01/msg00144.html (7,581 bytes)
3. TopBand: RX AID FROM THE PAST (score: 1): Author: eldridge@direct.ca (Bob Eldridge); Date: Tue, 19 Jan 1999 15:45:23 -0800; Not just supposedly! The idea works. The Hildreth filter does exactly that, and is very useful. It also has variable gain on each channel, and a control to 'mark' the crossover frequency (the one in; /archives//html/Topband/1999-01/msg00145.html (7,612 bytes)

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