[QuadList] VR-1200B Daily Servo Set UP

[Guy Spiller]

I always roll the TR-70 from stop for the same reason.  Much easier on 
the tape.
Guy

Don Norwood wrote:
> Hi Chris:
>  
> I agree absolutely that the machines should lock in 4 seconds (from 
> stop mode, less from standby) if the servo settings are correct.  My 
> point was that with the improvements I mentioned, the servo stays in 
> adjustment, which saves you from having to do the daily setup.  It's 
> not unusual for the error voltages to remain zeroed and the 
> oscillators on frequency for weeks or even months at a time.
>  
> Incidently, I'd be curious about how others operate VR-1200/2000 or 
> RCA TR-70 machines regarding rolling old tapes from stop or from 
> standby.  Not what was done "back in the old days", but what you do 
> now with vintage material.  My approach is to always roll from stop.  
> The reason is that I believe it is easier on the tape, considering 
> that if the capstan is already at speed when the pinch roller engages, 
> it is more stressful to the tape. 
>  
> Don
>  
> ----- Original Message -----
>
>     *From:* Chill315 at aol.com <mailto:Chill315 at aol.com>
>     *To:* quadlist at quadvideotapegroup.com
>     <mailto:quadlist at quadvideotapegroup.com>
>     *Sent:* Sunday, August 23, 2009 3:49 PM
>     *Subject:* Re: [QuadList] VR-1200B Daily Servo Set UP
>
>     One of the things that we did was keep the servos very tight.  If
>     the machine was locking in 4 or more seconds, then it was time to
>     do an alignment. 
>      
>     Yes the power supplies were an issue but the machine could do a
>     reliable lock in less than 4 seconds.  Our situation was that we
>     were editing and had to make the servos as tight as possible.
>      
>     Chris Hill
>
>      
>
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-- 
Guy Spiller
email: quadruplex at verizon.net
phone: (804) 379-2050
website: www.GuySpiller.com
Midlothian, VA