[GreenKeys] SELCAL - auto start proposed

Gerry Block [email protected]
Sun, 18 Apr 2004 11:14:54 -0700


...mmm

If I look through the junkbox maybe I can find the crystals?

-----Original Message-----
From: Ron Ott [mailto:[email protected]]
Sent: Sunday, April 18, 2004 9:24 AM
To: [email protected]
Subject: Re: [GreenKeys] SELCAL - auto start proposed


The "Irv HOff" net was at 3612.5 kHz (Mark) on 80 m.

Ron W6XY

Gerry Block wrote:

>The net I was on was 3620Khz with Keith,Irv etc.
>
>-----Original Message-----
>From: [email protected]
>[mailto:[email protected]]On Behalf Of Stan Wilson
>Sent: Sunday, April 18, 2004 5:51 AM
>To: [email protected]
>Subject: [GreenKeys] SELCAL - auto start proposed
>
>
>
>Back in the 60s several different frequencies were monitored by xtal
>controlled transmitters and receivers allowing easy exchange of messages
>and data between RTTY stations.  One could always find a station signal
>with which to adjust your equipment and verify band conditions.
>
>I would like to propose running a SELCAL system on 80 and 40 meters to
>increase activity and give us all signals we can use to test out our
>equipment.
>
>3.6375 MHZ at 170 Hz shift was used on 80 meters.   Does anyone know of
>any reason we could not use that frequency today ?  If it is clear I
>would be happy to obtain a batch of xtals so we can all be on the same
>frequency.   
>
>I am also looking into a simple "electronic stunt box" design we can
>easily duplicate for SELCAL.
>
>Would appreciate your comments and suggestions for a frequency on 40
>meters as well.  Perhaps if we get started now we can all have operating
>stations by this Fall ?
>
>De Stan AK0B
>
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