Re: New digital mode PS-18 (HF pager) from DXsoft and Radial, or we invented APRS again :-)
HF Pager for Windows 2.90 is released:
HF Pager versions history
Baud rate of 23.44 Bd was added. The signal bandwidth in this mode is
about 500 Hz. The center frequency of the audio signal at this speed is
about 1711 Hz and cannot be changed by the user.
The "Setup/Beacon & APRS/Reset beacon timer on a message sending" option
Any COM-port of COM1...COM99 can be used for PTT control or GPS-receiver
Minor improvements of the program interface were made.
Some minor bugs were fixed.
The "Carrier detector" was radically redesigned.
A symbol sync was slightly improved
Bugs in the Error Rate calculation were fixed.
The test version - carrier detector is disabled.
The signal quality indicator (Error Rate) is been writing into the text
of the received message.
Baud rate of 46.88 Bd was added. The signal bandwidth in this mode is about one
kilohertz, so use it in those parts of the bands in which wide band digital modes
are allowed. The center frequency of the audio signal at this speed is about
1711 Hz and cannot be changed by the user.
To reduce the load on the processor, you can reduce the number of simultanious
decoding baud rates (Setup / RX Speeds).
Windows HAM radio software at http://www.dxsoft.com