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Total 3 documents matching your query.

1. Topband: Re: Topband receiver dynamic range (score: 1): Author: Marijan.Miletic@ijs.si (S56A); Date: Tue, 18 Jan 2000 21:59:50 -0000; 160m RX dynamic range is a very narrow topic which is certainly not on the top of the performance goals for hamradio rig manufacturers. You don't have to believe, just add 6 dB diode mixer loss, 6 dB; /archives//html/Topband/2000-01/msg00127.html (8,313 bytes)
2. Topband: Re: Topband receiver dynamic range (score: 1): Author: w8ji@contesting.com (Tom Rauch); Date: Tue, 18 Jan 2000 19:20:25 -0500; In the USA, we have a fetish for 1 dB noise figure amplifiers for low frequencies, even though 15 dB NF is more than enough for a very quiet location. With a 3 dB noise figure amplifier, even a one f; /archives//html/Topband/2000-01/msg00128.html (7,625 bytes)
3. Topband: Re: Topband receiver dynamic range (score: 1): Author: herbs@islands.vi (Herb Schoenbohm); Date: Thu, 20 Jan 2000 09:54:52 -0400; I think Mario's reasoning is supported the fact that a Collins 75-A4 with a stock 500hz mechanical filter and its feature of single conversion on the 160 meter band made it nearly impossible to beat; /archives//html/Topband/2000-01/msg00133.html (7,118 bytes)

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