[digitalradio] 12:00 UTC on Saturday 17.05.2008 : EU PSK DX Contest

2008-05-15 Thread Andrew O'Brien
Please be careful, their last contest had a high number of disqualifications associated with the correct/incorrect exchange. Andy. EU PSK DX Contest Rules 2008 EU PSK DX Contest CertificateDate and Time: Starting time is at 12:00 UTC on Saturday 17.05.2008 and ending time is at 12:00 UTC

[digitalradio] Stability of VHF SSB rigs for digital modes

2008-05-15 Thread Rick
The comments by Skip, KH6TY, made me realize that many (most?) VHF rigs may not be able to run some of the digital sound card modes if they can not hold a steady frequency over a minute or so. Skip's experience with having a 50 Hz error is actually quite good when you consider the 0.5 ppm

Re: [digitalradio] Stability of VHF SSB rigs for digital modes

2008-05-15 Thread Simon Brown
Most modes have AFC which can work very well. Simon Brown, HB9DRV -- From: Rick [EMAIL PROTECTED] Does anyone have any other experiences with the sound card modes that shows whether or not this can work well enough on VHF? And if so, which

[digitalradio] Q could a 100 hz b/w version of mfsk be coded ??

2008-05-15 Thread Graham
Q could a 100 hz b/w version of mfsk be coded , if so how would it stand against say psk31 ??? Any thoughts ?? G ..