[TenTec] Filter information

[Keith Hamilton]

#282 and #285 are 6 pole filters

Keith W8GX


On Jul 8, 2011, at 8:27 PM, Ken Brown wrote:

> Hi All,
> 
> I have been trying to keep an accurate reference of Ten-Tec filters, 
> mostly focusing on pre-Orion radios. I have deleted some information 
> that has been identified to me as incorrect, and added the notes about 
> the probable application of the stock number 48057 and 48127 filters. It 
> seems that "stock" non-optional filters generally have a stock number 
> but do not have a model number. Model 220 may be an exception. Any 
> additions, confirmations or corrections are appreciated.
> 
> 
> Ten-Tec IF filter data
> 
> Model Number / Stock Code / Bandwidth Hz / Center frequency MHz / Poles
> 
> 216 / 48161 /  500 / 9.002210 / 6 RTTY filter
> 217 / 48036 /  500 / 9.000750 / 8
> 218 / 48037 / 1800 / 9.001500 / 8
> 219 / 48055 /  250 / 9.000750 / 6 /8047 / 6840
> ??? / 48057 /?/?/4/Guess Corsair 2.4 kHz stock filter unconfirmed
> 220 / 48058 / 2400 / 9.001500 / 8 /8307 / 6840 Omni stock filter?
> 221 / 48243 /  250 / 9.000500 / 6 Low note CW filter
> 282 / 48054 /  250 / 6.299250 / 8
> 285 / 48053 /  500 / 6.299250 / 8
> 288 / 48075 / 1800 / 6.300000 / 8 / 9125 / N5
> unk / 48127 / 6000 / 9 / ? / Paragon AM filter??
> unk / 48074 / 2400 / 6.3 / Stock (non-option) 6.3 MHz filter>
> 
> Following the number of poles are other numbers that have been reported
> seen on these filters. They may be date codes or PCB design numbers.
> 
> 
> 
> 
> 
> 
> DE N6KB
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> _______________________________________________
> TenTec mailing list
> TenTec at contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
> 
> 
> _______________________________________________
> TenTec mailing list
> TenTec at contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
> 
> 
> 
> _______________________________________________
> TenTec mailing list
> TenTec at contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>