[R-390] Specific Products WWVC Receiver
Sandy Geiger
chg111 at hotmail.com
Sun Jul 15 19:42:16 EDT 2012
"We are lucky any parts have survived..." EXACTLY ! And I have not, & WILL NOT, do anything detrimental to mine while I'm its steward...Only things I did were to take it to my tech in Knoxville, & had him go thru & re-cap it...I installed 4 rubber feet from McMaster-Carr to keep it from "skinning-up" whatever it sits on, I MAY try to get the paper sticker off the faceplate, but that's about it...Oh yeah, I did VERY CAREFULLY clean the chassis w/an artist's brush, too...My sets live a rather "Pampered" life while they're on MY watch...
C.H.(Sandy)Geiger III
> To: r-390 at mailman.qth.net
> From: flowertime01 at wmconnect.com
> Date: Sun, 15 Jul 2012 18:58:55 -0400
> Subject: Re: [R-390] Specific Products WWVC Receiver
>
>
> Howard,
>
> The scope would have just been its own unit
> a nice rack mount model and a couple of cables to where ever
> the out put of the receiver and the clock osc were.
>
> There may have been an additional box that accepted the
> audio tone from the receiver and put out a trigger pulse.
>
> The propagation delay of that whole circuit would also
> be included in the calculations.
>
> Unless you luck upon the whole manual for the
> complete system, you may never know what a
> lot of these special units looked like.
>
> We are lucky any parts have survived.
>
>
> Roger
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