[Hallicrafters] SX-117 Audio has too many lows
James Liles
james.liles at comcast.net
Tue Apr 19 22:50:52 EDT 2011
Good evening Lee:
Are the lows present in all modes and bandwidths? Does the notch filter
change help/hinder when set high/low? Is there a circular variable ceramic
trimmer soldered to the VFO front gang --- looking for wiring level? Are
C108, C109, C110, and C111 on the selectivity switch the original paper
caps? Does it look like the radio has been re-caped? I have yet to hear an
SX-117 that did not favor the highs unless my ancient ears are playing
tricks on me. Good luck Lee that’s a great radio. Kindest regards Jim
K9AXN
--------------------------- ORIGINAL MESSAGE ---------------------
Message: 3
Date: Sun, 17 Apr 2011 22:01:59 -0400 (EDT)
From: kc9cdt at aol.com
Subject: [Hallicrafters] SX-117 Audio has too many lows
To: hallicrafters at mailman.qth.net
Message-ID: <8CDCB83BC4A4AE8-EB8-3F98D at Webmail-m113.sysops.aol.com>
Content-Type: text/plain; charset="us-ascii"; format=flowed
Hi everyone,
I have a beautiful SX-117 that hears super!
The audio however seems to have way too much lows in it and no highs.
Kind of muddy sounding.
I tried two different HAllicrafters speakers that are in the
PS150-120....same sounds.
It is much better with the Halli R-47, small desk speaker
I plan to look at this tommorrow to start checking to see what's going
on...
Any ideas of what could cause this?
Thanks & 73,
Lee, KC9CDT
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