[TenTec] audio filter

[denton sprague]

sorry just read the bottom…says general purpose noise remover and filter unit nrf-7.

> On Jan 20, 2016, at 7:04 PM, denton sprague <denton at oregontrail.net> wrote:
> 
> I got a scarf filter if anyone is interested….a jps n/f-7. dunno what it is worth but it works fb.
> 
> 
>> On Jan 20, 2016, at 6:29 PM, Bwana Bob <wb2vuf at verizon.net> wrote:
>> 
>> Great idea!  The Selectoject is also in the 1964 Handbook and a solid-state version is in the 1970 Handbook.  I wanted to build a SCAF filter kit, but they don't seem to be available anymore, so I think I'll build a Selectoject instead.  It should work well with my Ten Tec 1254 receiver.
>> 
>>           73,
>> 
>>           Bob WB2VUF
>> 
>> On 1/5/2016 2:22 PM, Spencer wrote:
>>> The old SELECTOJECT is a very good filter. Page 112, 1955 ARRL handbook.
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