[pure-silver] Re: Running North American 120V/60 darkroom equipment on European 220V/50?
- From: DarkroomMagic <info@xxxxxxxxxxxxxxxx>
- To: PureSilverNew <pure-silver@xxxxxxxxxxxxx>
- Date: Sun, 07 Nov 2004 03:26:17 +0100
Gralab will switch your timers for a flat fee of roughly $50. I had them
switch mine from US to EU power.
Regards
Ralph W. Lambrecht
On 11/7/04 3:05 AM, "Richard Knoppow" <dickburk@xxxxxxxxxxxxx> wrote:
>
> ----- Original Message -----
> From: "Nick Zentena" <zentena@xxxxxxxxxxxx>
> To: <pure-silver@xxxxxxxxxxxxx>
> Sent: Saturday, November 06, 2004 2:19 PM
> Subject: [pure-silver] Re: Running North American 120V/60
> darkroom equipment on European 220V/50?
>
>
>> On November 6, 2004 03:46 pm, Richard Knoppow wrote:
>>
>>> About the only problem is equipment like simple timers
>>> that depend on synchronous motors, they will run slow on
>>> 50Hz. Most electronic devices aren't affected.
>>
>>
>> I wonder if that includes my Gralab 300s? Worse case I'll
>> learn to adjust
>> for the slow clock.
>>
>> Thanks
>> Nick
>>
> Yes, the Gra-Lab timers have standard electric clock
> motors. They will run slow on 50 Hz power.
> An OT story. Up until the early 1950's many of the
> outlying areas around Los Angeles had 50Hz power. This came
> from hydro-electric generators operated by Southern
> California Edison Co. Warner Brothers in Burbank got its
> power from this source. The RCA sound recording equipment
> used at Warner (and synch camera motors) were 60Hz so the
> studio had a number of very large motor-generators for
> conversion of the power frequency.
>
> ---
> Richard Knoppow
> Los Angeles, CA, USA
> dickburk@xxxxxxxxxxxxx
>
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