: Thursday, January 25, 2007 7:31 PM
Subject: Re: [time-nuts] Nifty old GR OCXO?
eBay item 150082419799 (Genrad 475-C)--is this some kind of OCXO
frequency
reference? From the description, it sounds like it might be used
to
monitor a broadcast transmitter frequency. Be sure and scroll down
A GR system - as per the tvb web page - in operation at Makara (an
MF/HF receiving/monitoring site) near Wellington NZ-this came out of
service in 1955 and was replaced with the completely home-grown
frequency measuring system in the second photograph.
While we're on the old GR subject...
I have a General Radio 693-A syncro-clock and amplifiers that contains
a GR model 611 syncro-clock module. I think the oscillator and power supply
are separate (and I don't have them). Does anyone have any information on
the 693-A?
(Copies of a manual would
- Original Message -
From: jmfranke [EMAIL PROTECTED]
To: Discussion of precise time and frequency measurement
time-nuts@febo.com
Sent: Friday, January 26, 2007 8:29 AM
Subject: Re: [time-nuts] Nifty old GR OCXO? (looking for information
on693-ASYNCRO-CLOCK)
I have a 693-B which has
,
oscillator,
etc.
John
- Original Message -
From: Stan Searing [EMAIL PROTECTED]
To: 'Discussion of precise time and frequency measurement'
time-nuts@febo.com
Sent: Thursday, January 25, 2007 2:00 PM
Subject: Re: [time-nuts] Nifty old GR OCXO? (looking for information on693-A
SYNCRO
,
etc.
Your address bounces.
John
- Original Message -
From: Stan Searing [EMAIL PROTECTED]
To: 'Discussion of precise time and frequency measurement'
time-nuts@febo.com
Sent: Thursday, January 25, 2007 2:00 PM
Subject: Re: [time-nuts] Nifty old GR OCXO? (looking for information on693
,
etc.
John
- Original Message -
From: Stan Searing [EMAIL PROTECTED]
To: 'Discussion of precise time and frequency measurement'
time-nuts@febo.com
Sent: Thursday, January 25, 2007 2:00 PM
Subject: Re: [time-nuts] Nifty old GR OCXO? (looking for information on693-A
SYNCRO-CLOCK)
While
Subject: Re: [time-nuts] Nifty old GR OCXO? (looking for
informationon693-ASYNCRO-CLOCK)
- Original Message -
From: jmfranke [EMAIL PROTECTED]
To: Discussion of precise time and frequency measurement
time-nuts@febo.com
Sent: Friday, January 26, 2007 8:29 AM
Subject: Re: [time-nuts
eBay item 150082419799 (Genrad 475-C)--is this some kind of OCXO frequency
reference? From the description, it sounds like it might be used to
monitor a broadcast transmitter frequency. Be sure and scroll down and
check out the wood and foam oven box and the quartz plate resonator.
The '56 GR
eBay item 150082419799 (Genrad 475-C)--is this some kind of OCXO frequency
reference? From the description, it sounds like it might be used to
monitor a broadcast transmitter frequency. Be sure and scroll down and
check out the wood and foam oven box and the quartz plate resonator.
The
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