[AMRadio] Johnson VFO up-grading

[Bob Macklin]

Do you want to use it for AM or CW?

In the case of AM the drift is not generally a problem.

Don't mess with it. If want a digital VFO buy something else.

Bob Macklin
K5MYJ
Seattle, Wa.
"Real Radios Glow In The Dark"

----- Original Message ----- 
From: "roy wildermuth" <w3rlw at rochester.rr.com>
To: "Discussion of AM Radio in the Amateur Service" 
<amradio at mailman.qth.net>
Sent: Wednesday, October 05, 2011 12:50 PM
Subject: Re: [AMRadio] Johnson VFO up-grading


> Bill
>
> I would hate to modify such a classic device. That VFO was used by so many
> of us. I have one and I still use it with a viking II. I net to the 
> receive
> frequency so the dial is not a concern. I also find that after a 1/2 hour 
> it
> really doesn't drift. May be no one has published any mods because it
> doesn't need any.
>
> Roy Wildermuth
> AWA Museum
>
> On Wed, Oct 5, 2011 at 3:11 PM, Bill Harris <w7kxb at msn.com> wrote:
>
>>
>> Curious if anyone knows if there have been any mod's made to the Johnson
>> VFO (240-122) like a DDL osc. and/or digital dial?Have an "Norwegian
>> Wireless 1" that I may bring back to life and was thinking of way's to
>> improve the stability of the VFO using present day technology.
>> Later
>> Bill-w7kxb
>>
>>
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