[TenTec] Mystery Filter
Michael Melland
w9wis@charter.net
Tue, 6 Aug 2002 17:00:14 -0500
Hi Barry,
That's a #216 500 Hz filter, the special RTTY filter with the passband
shifted up to mark/space. Here are the spec's :
Center freq: 9.002210
-6dB bandwidth: 500
Shape fact: 2.75:1
Insertion loss:, Nom.: 8.0 dB
Ultimate rejection: 90+ dB
Z in/Z out: 200 Ohms
Poles: 6
Stock Code: 48161
Regards,
Mike
--
Michael Melland, W9WIS
Winneconne, Wisconsin USA EN54pc
qrp-l #1656 - qrparci # 9875 - iparc #252
ars #1075 - http://webpages.charter.net/w9wis/