[QuadList] First Tech Publication posted towebsite:Ampex 1021Intersync...

[Don Norwood]

Ted:

I have some of the early Merlin literature which, as you probably know, can 
be very amusing.  The brochure with the story of "Show and Tell Engines" and 
referencees to such things as the "Clan of Camdenshire" is a real classic. 
If you don't have that, I'll scan it for you.

Don

----- Original Message ----- 
From: "Ted Langdell" <ted at quadvideotapegroup.com>
To: "Quad List" <quadlist at quadvideotapegroup.com>
Sent: Wednesday, August 06, 2008 11:56 PM
Subject: Re: [QuadList] First Tech Publication posted towebsite:Ampex 
1021Intersync...


> Hi, Don,
>
> A letter from Merlin to an Ultrafurb customer indicates:
>
> "Ann additional 12 Volt power supply is added to the machine to power
> the servo only. This reduces the lockup time and allows the original
> 12 Volt supply to operate more within its range of regulation
> resulting in better signal to noise from the signal system."
>
> I'll be posting this 1984 letter and some other Merlin stuff to the
> website later this week.
>
> The Merlin Ultrafurb replaced the Amtec, Colortec, Proc Amp and
> Velcomp with an NEC NTC-10 TBC, "which incorporate(s) a wide range
> velocity compensator and dropout compensation. The error signal
> outputs are modified such that the operator will have simulated Amtec
> and Velocity errors for setup."
>
> On Aug 6, 2008, at 6:59 PM, Don Norwood wrote:
>
>> Hello Guy:
>>
>> I've been digging thru files this evening trying to find some
>> additional
>> info for Park, and I may have found an answer to my question.  The
>> Merlin sheet on that power supply mod says "This is a precision
>> regulated power supply of modern design which will usefully enhance
>> the overall stability and the signal to noise performance of the
>> VTR".   I assume that "stability" would refer to the servo but
>> "signal to noise" leads me to think that the servo might put some
>> trash on the power supply buss that would get into the signal
>> system.  Maybe???  I still have to say that I don't notice any
>> servo improvement!
>>
>> Don
>
> Ted Langdell
> Ted Langdell Creative Broadcast Services
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>
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