On 02/03/2013 15:48, Graham wrote: That would make the nose b/w zero , bit of a 'gray' area that : ) write the spec. this is the spectrum of the 200Hz B/W version http://www.qsl.net/zl1bpu/CMSK/ITU12
Via Tween WEB SDR AJCSV UYRYRY RYRSRYRY TESTING DE G4WGT G4WGT - T83QO -KENWOOD TS-440S "RACAL LINEAR AMPLIFIER - UPM CAL ANLENET- 100OW ERP 8 RTTYREPLIEE AND E-MAIL REPORTS ARE WELCOME DE G4WGT K AK
You are missing a Zero G, -30dB Take a look here http://www.qsl.net/g6avk/ I will paint you some lines at 475.210KHz Ed On 02/03/2013 13:39, Graham wrote: Is that at the - 3dB points ? From: g3zjo@ps
Yes that modulation schema seems to be prone to 'Gray noise' as are the envelope restoration liner's , -30/-35 dB s/n , its not 'psk'.. a sort of return to zero.. so is not as efficient and as you ca
12.5 Hz is WIDE.? Ed On 02/03/2013 13:28, Graham wrote: Taking a walk on the wide side Ed ? G.. From: [email protected] g3zjo Sent: Saturday, March 02, 2013 12:39 PM To: [email protected]
Hi Graham, LF, Just testing tonight for some serious RTTY QSO attempts over weekend. Thanks for your report & Well Done over 2 paths. 73, Gary - G4WGT. -- Original Message -- From: [email protected].
LF, I will be QRT at 2200utc but look for me over weekend running RTTY 45 baud, 85 Hz shift. Frequency as tonight, RF output at 478.200 kHz (477 kHz USB dial, audio 1200 Hz) centre frequency. 73, Gar
What about CMSK8, currently testing on 475.210, its not crowded there but may move up later to 478.100. Slightly Critical tuning takes operator skill should suit Mal. Ed On 01/03/2013 21:28, Graham w
Stereo Multi psk has 85 hz shift amtor - that was not there in the good old days ? that should work well ? G. From: Gary - G4WGT Sent: Friday, March 01, 2013 9:22 PM To: [email protected]