Re: Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-21 Thread k3mm
:29:15 AM Subject: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency Just because a mode is better doesn't mean that people will want to use it, though, and I guess both RTTY and PSK31 are so established now that you'll never persuade people to give them up. Julian, G4ILO

[digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread g4ilo
--- In digitalradio@yahoogroups.com, k...@... wrote: Quite frankly, RTTY could easily be replaced with PSK63 as the prime digital contest mode. However, many PSK operators are so clueless and often downright rude when it comes to contests that its an extremely uphill battle. We could

Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread k3mm
The IMD shouldnt be a significant problem unless something is overdriven. However, you see that with PSK31 and to a lesser extent RTTY fairly often on the bands, although most of what i see is 60 cycle hum and audio harmonics related to that, rather than just pure overdrive. AFSK, etc., is

Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread Ralph Mowery
- Original Message From: g4ilo jul...@g4ilo.com To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 4:29:15 AM Subject: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency Just because a mode is better doesn't mean that people will want to use it, though, and I

Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread KH6TY
To: digitalradio@yahoogroups.com mailto:digitalradio%40yahoogroups.com Sent: Tue, July 20, 2010 4:29:15 AM Subject: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency Just because a mode is better doesn't mean that people will want to use it, though, and I guess both RTTY and PSK31 are so

Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread J. Moen
: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency - Original Message From: g4ilo jul...@g4ilo.com To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 4:29:15 AM Subject: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency Just because a mode

Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread Ralph Mowery
From: J. Moen j...@jwmoen.com To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 8:33:06 PM Subject: Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency I completely understand the lure of the old mechanical teleprinters.  But I