[amsat-bb] Re: 29.351 Mhz odd signal
hamsat at xs4all.nl
Sun Oct 14 07:23:03 PDT 2012
This is RS 15. See also Mike's page:
On 2012-10-14 14:50, CT2IWW Paulo Teixeira wrote:
> Dear friends,
> I've been monitoring for the past two weeks a chirping sound on 29.351 Mhz
> that has me baffled. Since I believe it is inside the sat sub-band, I
> wonder if there is an old bird that's still up in the air that sends some
> kind of telemetry signal around this frequency.
> The signal in question consists series of chirps or beeps, even spaced and
> at about a rate of two per second. It drifts very slowly at times and the
> chirps become longer as it moves down the range. It usually starts around
> 29352.5 and ends near 29350. 0. However there are times when the signal is
> steady and doesn't move. As I write this, the signal just disappeared
> around 12:32 UTC at my location, at grid IN51.
> The only sat that would be the likely suspect could be RS-15 but I've had
> times that I could hear the signal when i'snt up in my sky. I've checked
> the AMSAT frequency charts and RS-15 has a CW Beacon downlink on 29.3525Mhz
> listed as "semi-operational". This frequency range is also within SEDsat's
> OSCAR-33 transponder downlink but is listed as non-operational.
> I've made a small movie a few days ago, that is published on youtube, here:
> I would appreciate any comments or insights the list might have on this
> 73 de CT2IWW, Paulo
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