On 24 Dec 2009 at 14:52, John Papay wrote: Date sent: Thu, 24 Dec 2009 14:52:48 -0500 From: John Papay <j...@papays.com> Subject: [amsat-bb] HO-68 Audio 24December2009 1807z FM/BBS To: amsat-bb@amsat.org
> An audio recording of the HO-68 pass over the far western > USA 24Dec2009 1807z is on my webserver: > > http://www.papays.com/HO-68_24Dec2009_180656z.mp3 > > The same scenario continues with packet competing with the voice > repeater. How the two work together is not obvious but it does > seem that the packet shuts down the voice repeater for a period of > time. What makes the voice repeater start up again is not clear. > That's what i suspected at my first try. As soon as a packet signal is detected the TX shut off to restart with the ACK or command answer. There is a weird capture effect involved if an analog signal overwhelmed the digital one the digital retry sequences start until an ACK is received. I cannot find any sources to confirm how things behave could be a commanding station can enlighten us? "-" Luc Leblanc VE2DWE Skype VE2DWE www.qsl.net/ve2dwe DSTAR urcall VE2DWE WAC BASIC CW PHONE SATELLITE _______________________________________________ Sent via amsat...@amsat.org. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb