[Hallicrafters] SX-110 crystal filter
Chuck Kembring
kembring at epix.net
Fri Sep 26 13:13:26 EDT 2003
I too would like to get this information or at least know where to locate
it....
Thanks,
73,
Chuck Kembring WB3LGG
Cochranville, Pa
-----Original Message-----
From: hallicrafters-admin at mailman.qth.net
[mailto:hallicrafters-admin at mailman.qth.net]On Behalf Of Fred Olsen
Sent: Friday, September 26, 2003 10:53 AM
To: Hallicrafters
Subject: Re: [Hallicrafters] SX-110 crystal filter
>>There was a modification in the ARRL Hints & Kinks books back during
>>the late 1950s and early 1960s that changed the "broad" tuning range
>>of the QF-1 into a variable bandpass filter.
John Brooks wrote:
> I'll be asking around for a copy of that modification.
Ditto. If anyone has that in transmittable form I'd be pleased to get it.
Thanks,
Fred
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