[AMRadio] 75A4 question

[David Knepper]

There was never a round emblem 75A-4 - perhaps, you mean 75S-3 or later 
models.


David Knepper, W3CRA/W3ST
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----- Original Message ----- 
From: "Rob Atkinson" <ranchorobbo at gmail.com>
To: "Discussion of AM Radio in the Amateur Service" 
<amradio at mailman.qth.net>
Sent: Monday, December 26, 2011 6:21 AM
Subject: Re: [AMRadio] 75A4 question


sorry to have another question instead of an answer--what is a round
emblem 75A4?  I guess what I mean is, I thought the meatball collins
logo came out about 10 years later.

73

Rob
K5UJ

On Sun, Dec 25, 2011 at 8:03 PM, CL in NC <mjcal77 at yahoo.com> wrote:
> Hope everybody had a good Christmas. After finishing his 129X, I'm now 
> starting to work on my friends round emblem 75A4. Have worked on R390's 
> before but this is the first 75A4 for me. The first thing I have run 
> across is the main tuning knob rubbing and having excessive lateral play. 
> When I removed the knob, there is a threaded bushing on the shaft, but no 
> way to anchor it. There are 2 small tapped holes on either side of the 
> panel tuning shaft hole that has a brass insert, much larger than the 1.4" 
> tuning shaft. Is there supposed to be a metal bracket that holds that 
> shaft bushing and is attached by 2 machine screws to eliminate the lateral 
> play?
>
> Charlie, W4MEC in NC
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