- 1. [TenTec] FR-4 Audio Filter (score: 1)
- Author: KnoxCol@aol.com
- Date: Sat, 17 Mar 2007 15:16:14 EDT
- Happy St. Patrick's Day Ten Tec Fans! I was at the Marshall, Michigan, Amateur Radio Swap this morning and found a pristine piece of TenTec gear that I had not seen before. It is an FR-4 Audio Filter
- /archives//html/TenTec/2007-03/msg00434.html (7,167 bytes)
- 2. Re: [TenTec] FR-4 Audio Filter (score: 1)
- Author: Alan Sewell <alan.n5na@gmail.com>
- Date: Sat, 17 Mar 2007 15:36:54 -0500
- Dick, I am also interested if you are able to find any information on the FR-4. The only information I have seen is mention in a description of the S30 Signalizer, which contains an FR-4. It simply s
- /archives//html/TenTec/2007-03/msg00437.html (7,883 bytes)
- 3. Re: [TenTec] FR-4 Audio Filter (score: 1)
- Author: Clark Savage Turner <csturner@kcbx.net>
- Date: Sat, 17 Mar 2007 14:46:13 -0700
- Wow, the old FR-4. Bought one new from Ten Tec way back in '72 I think. Put it next to my PM-3A and got a little selectivity with it. It was a passive audio filter that worked tolerably well with the
- /archives//html/TenTec/2007-03/msg00439.html (8,878 bytes)
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