Far as I know the telstar station was in andiver maine.
Believe my bell labs journals confirm that.
Additionally those journals describe all kinds of details of the telstar
program.
On Thu, Oct 7, 2010 at 7:39 PM, Lester Veenstra Lester@veenstras.comwrote:
No, Andover Maine.
Hogg horn (very low sidelobes) was built by Bell Labs for Andover Maine and
PB, France. The English, being English, had to design and build their own
antenna at Goonhilly. They got the circular polarity wrong so missed the
first linkup, while the French were in solid.
Lester B Veenstra MØYCM K1YCM
lester@veenstras.com
m0ycm@veenstras.com
k1ycm@veenstras.com
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-----Original Message-----
From: time-nuts-bounces@febo.com [mailto:time-nuts-bounces@febo.com] On
Behalf Of J. Forster
Sent: 08 October 2010 08:02
To: Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] 60 KHz Receiver
There was / is? a ground station near Andover Massachusetts also. The
antenna was called a Hogg Horn.
-John
===============
Could you tell me which book you have on mind ? I'd love to read the
story.
I visited Telstar ground station in Pleumeur-Bodou, France once. There
is museum
there now, called "Cite des Telecoms". They preserved original
horn-like antenna
used for Telstar communication and lots of original equipment. If I
remember
correctly there is even old hydrogen maser displayed.
Place worth seeing.
BR,
Piotr, sp3ukk
On Thu, Oct 7, 2010 at 10:16 PM, Magnus Danielson
magnus@rubidium.dyndns.org wrote:
On 10/07/10 17:09, J. Forster wrote:
Telstar was a BIG DEAL! There was even a pop song about it.
Reading the Bell labs books on the Telstar project is very nice. Nice
fold-outs on control-panels etc.
They did spent a lot of time to engineer the whole thing. Their antenna
setups that would track the high-dynamic movement due to the low orbit.
Amplifiers was rubin-maser cooled with liquid helium... and stuff like
that.
Cheers,
Magnus
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On 10/08/2010 02:08 AM, paul swed wrote:
Far as I know the telstar station was in andiver maine.
Believe my bell labs journals confirm that.
Additionally those journals describe all kinds of details of the telstar
program.
Being Bell Labs they included some long-term radiation tests of
semiconductors on the outer shell, being monitored over the telemetry
signals.
Need to dig up the story about a command misshap which required them to
rebuild the command transmitter to send an illegal command that they new
would set the state right and enable things back again...
Lots of gory details.
Cheers,
Magnus
I visited Pleumeur Baudou shortly after it opened, my father was an engineer with the French Telecom ministry (PTT at the time) and he knew people there. I remember the gigantic offset horn and the maser amplifier. Too bad I do not have pictures from this event.
Didier
Sent from my Verizon Wireless BlackBerry
-----Original Message-----
From: Piotr Kolodziejczyk sp3ukk@gmail.com
Sender: time-nuts-bounces@febo.com
Date: Thu, 7 Oct 2010 23:32:23
To: Discussion of precise time and frequency measurementtime-nuts@febo.com
Reply-To: Discussion of precise time and frequency measurement
time-nuts@febo.com
Subject: Re: [time-nuts] 60 KHz Receiver
Could you tell me which book you have on mind ? I'd love to read the story.
I visited Telstar ground station in Pleumeur-Bodou, France once. There
is museum
there now, called "Cite des Telecoms". They preserved original
horn-like antenna
used for Telstar communication and lots of original equipment. If I remember
correctly there is even old hydrogen maser displayed.
Place worth seeing.
BR,
Piotr, sp3ukk
On Thu, Oct 7, 2010 at 10:16 PM, Magnus Danielson
magnus@rubidium.dyndns.org wrote:
On 10/07/10 17:09, J. Forster wrote:
Telstar was a BIG DEAL! There was even a pop song about it.
Reading the Bell labs books on the Telstar project is very nice. Nice
fold-outs on control-panels etc.
They did spent a lot of time to engineer the whole thing. Their antenna
setups that would track the high-dynamic movement due to the low orbit.
Amplifiers was rubin-maser cooled with liquid helium... and stuff like that.
Cheers,
Magnus
time-nuts mailing list -- time-nuts@febo.com
To unsubscribe, go to
https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
and follow the instructions there.
time-nuts mailing list -- time-nuts@febo.com
To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
and follow the instructions there.