[QuadList] RCA Models

Bill Carpenter wcarpen107 at yahoo.com
Fri Feb 25 23:19:21 CST 2011


Hi Don & Everybody,

This is an interesting thread, I was product manager for the VR-3000, and in the 
early fall of 1973, my boss, who had worked at WSM-TV was contacted by his ex 
boss, Lee Whitehurst. The had been pitched the TVR-10 for a new "venture", so we 
brought a group of engineers to Redwood City and had some conceptual discussions 
and the VR-3000 would not meet their needs. We sold them an "outline drawing", 
with "not to exceed" measurements and weights of a full functioning broadcast 
quadraplex machine to be delivered by the end of April 1974. 

At NAB we saw the drawings of the "Bread Truck", single camera mobile they were 
building, for the "New Venture", Opryland. 

I shipped the sixth production, AVR-2 from the Huston show floor on Wenesday 
evening and it was providing news inserts, on the evening news in Nashville on 
Friday, in less than 48hrs, and was the first AVR-2 use "On-Air".

In another vein, both of the Quad based expermental digital machines ("Annie, 
AVR-3 based) and the AVR-2 for Montreaux, used an Octiplex head, maybe even the 
same one and as I remember it provided two seperate data streams. The 
instrumentation div of Ampex, had used this for some Govt. products, so it was a 
known technology.

Bill Carpenter

 




________________________________
From: Don Norwood <dwnorwood at embarqmail.com>
To: Quad List <quadlist at quadvideotapegroup.com>
Sent: Fri, February 25, 2011 7:08:40 PM
Subject: Re: [QuadList] RCA Models

  
David:
 
I agree that some of the earlier RCA octaplex designs were not small, but  
comparing the size of the VR-3000 to the TPR-10, I would think there should be  
plenty of room for the additional electronics as it is considerably larger than  
the Ampex.
 
Don
----- Original Message ----- 
>From: David Crosthwait 
>To: Don Norwood ; Quad List 
>Sent: Friday, February 25, 2011 7:34    PM
>Subject: Re: [QuadList] RCA Models
>
>
>If in fact that this was some variant of an octoplex head, it sure would    be 
>an engineering feat to fit it on such a small transport. I've seen    documents 
>on RCA's earlier designs, and they are not  small.


      
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