<[EMAIL PROTECTED]>
Sent: Wednesday, September 03, 2008 7:55 PM
To:
Subject: Re: [time-nuts] Description - GR 1120-AB Frequency Standard
> Jim,
>
> Thanks for following up on this. The thermoswitch that I'm looking
for
> closes on reaching a trip temperature of 78C. The original
ould tell me if he has any
> leads on a 78C thermoswitch.
>
> Thanks again,
>
> Russ
>
>
>
>
>
>
>
> -Original Message-
> From: Jim Hall <[EMAIL PROTECTED]>
> To: time-nuts@febo.com
> Sent: Wed, 3 Sep 2008 8:04 pm
> Subject: [time-nuts] Descr
ssage-
From: Jim Hall <[EMAIL PROTECTED]>
To: time-nuts@febo.com
Sent: Wed, 3 Sep 2008 8:04 pm
Subject: [time-nuts] Description - GR 1120-AB Frequency Standard
Today I visited a friend who collects all sorts of old electronics and
asked him
about mercury thermometer sensors. Turns
Today I visited a friend who collects all sorts of old electronics and asked
him about mercury thermometer sensors. Turns out he had several from various
GR pieces of equipment. Some are in a straight shape with "trip" temperatures
of 50 or 60 degrees C. One is at a 90 degree angle with a 60
Max is correct.
The GR 1120-AB contains the following units in a standard relay rack:
The GR Standard Frequency Oscillator 1113-A with an output frequency of
5 MHz. This unit is settable to 1 x10 -10 with an output of 1 V RMS.
Located in the relay rack above the Standard Frequency Oscillator is
