[AMRadio] Eico 722 VFO dial slippage

Jim Wilhite w5jo at brightok.net
Fri Aug 20 15:52:10 EDT 2004

I always suspected your dial was slipping Ronnie.

73  Jim
de W5JO

----- Original Message ----- 
From: "ronnie.hull" <ronnie.hull at glowbugs.com>
To: <amradio at mailman.qth.net>
Sent: Friday, August 20, 2004 12:38 PM
Subject: [AMRadio] Eico 722 VFO dial slippage

> I recently became the proud father of a Eico 722 VFO. This little rig is
> very very stable for its age. Hell Im impressed!!  Looks good on the scope
> too. No A/C ripple in the p/s though it has original caps. I'm going to
> change them out just cuz..
> the only problem is has is that the dial adjust knob on the front will not
> turn the dial. The dial is edge driven by a spring loaded brass shaft that
> has a groove in it that I presume the edge of the dial sits in. Trouble
> it doesn't. I don't know if its possible that the dial has shrunk?
> about 1/32 away from touching the shaft.
> I can manually turn the dial, and the dial string will move the variable
> and move the frequency of the unit.
> Does anyone have experience with this rig? and this problem?
> thanks in advance
> W5SUM  - Ronnie
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