New release (4.1.2) of MULTIPSK

RX/TX: PSK10/BPSK31-63-125/QPSK31-63-125/CHIP 
(64/128)/PSKFEC31/PSKAM10-31-50/PSK63F - PSK220F + DIGISSTV 
"Run"/CW/CCW/CCW-FSK/THROB/THROBX/MFSK8/
MFSK16 (+ SSTV)/OLIVIA/CONTESTIA/RTTYM/VOICE/DominoF DF/DominoEX/MT63/RTTY 
45/75/ RTTY 50+SYNOP+SHIP/ASCII/AMTOR FEC/ PACKET 110-300-1200 + APRS+ DIGISSTV 
"Run"/
PACTOR 1-FEC/PAX+PAX2 + APRS/FELD HELL/PSK HELL/FM HELL (105-245)/HELL 80/
HF-FAX/SSTV/
RX only: AMTOR ARQ/NAVTEX/RTTY 100/
DSP: Filters + CW binaural reception
PSK Panoramic (BPSK31/BPSK63/PSKFEC31): RX 23 channels simultaneously
CW Panoramic: RX 8 or 23 channels simultaneously
RTTY Panoramic: RX 8 RTTY QSO decoded simultaneously on 22 channels
Programmation of Multipsk reception
TCP/IP digital modem 

CLOCK 1.7 (FRANCE-INTER, DCF77, HBG, RUGBY, WWVB, WWV, WWVH, CHU, GPS, JJY)
Hello to all Ham and SWL,

The new releases of MULTIPSK (4.1.2) and CLOCK (1.7) are in my Web site 
(http://f6cte.free.fr) and, also, the 1.0.2 version of MULTIDEM (CPU button 
added). 
The main mirror site is Earl's, N8KBR: http://multipsk.eqth.org/index.html 
(click on "United States").
Another mirror site isTerry's: http://www.hamsoft.co.uk/

Multispk associated to Clock are freeware programs but with functions submitted 
to a licence (by user key).

The main modifications of MULTIPSK 4.1.2 (+ CLOCK V. 1.7) are the following:

1) decoding by CLOCK (1.7) of the time frames (local japanese time) transmitted 
by the radio stations Ohtakadoyayama (37°N 140°E) on 40 Khz and Haganeyama 
(33°N 130°E) on 60 KHz, located in Japan. 

The effective radiated power is 10 KW each station. These stations must be 
listened in LSB or USB.

Note: the JJY decoding is free but the PC synchronization is submitted to 
licence.

2) Packet APRS repeater ("digipeater") + signaling of the repeater presence

This APRS repeater is modern but simple. It can repeat APRS Packet frames in 
the 144 MHz band mainly (in 1200 bauds) but also in HF (in 110 or 300 bauds).
It is autonomous as Multipsk decodes and codes Packet frames from the 
sound-card.

Note: this function is limited to 10 minutes for the non-licencied copies.

As an option, it can be signalled the presence of the APRS Packet repeater by a 
periodic (one each 60 seconds) transmission of the Unproto frame "<CALL> IS 
READY TO REPEAT APRS PACKET FRAMES".

It can be associated to this frame an RS ID (Reed-Solomon Identifier), this to 
inform other Hams to the presence and the exact frequency of this repeater.

3) APRS + SYNOP/SHIP

Maps are now displayed in 800x600 graphic format.

The maps loading can be done automatically.

The pieces of information about a station are displayed by clicking on the dot 
pointed out this station on the map (for licencied copies).

4) PACKET 110 bauds

In this new HF 110 bauds sub-mode, communications can be done from a Ham to 
another Ham (no BBS) but it is much more adapted to APRS traffic because the 
signal does not need to be powerful (minimum S/N of -1.5 dB). All Multipsk 
Packet functions are available: APRS repeater, responder, beacon and mail.


Note: to do 110 bauds Packet, set the options PACLEN to 40 and MAXFRAME to 1. 
For calls, it is advised to put the RS ID on duty to allow the other Hams to 
identify the mode and the exact frequency.


The following frequencies are suggested, with AF to 1000 Hz +/- QRM, in USB 
only: 

3590, 7043, 10147.5, 14075, 144620 Khz.

5) Filter on the SSID in Packet Unproto (for licencied copies).

6) Possibility to export the QSOs to a DDE client logbook (for example: 
"Loki5ace" of Matti (OH2KXO)), Mutipsk being the DDE server.
For the logbook programmers interested to receive the QSO information from 
Multipsk, I can send by e-mail, on demand, the Delphi program source 
"Demonstration DDE bridge to receive Multipsk log information - Version 1" and 
the correspondant .EXE file.


Tip: interface Multipsk/SdR receivers through the VAC cable (Virtual Audio 
Cable) 4.03 (or more) 

Compared to a cable proposed by default, the user must change to a miminum of 
8000 (samples/sec) in the "SR range" column, for example "8000..48000".

Note: the VAC 3.12 version does not work with Multipsk.

Tip: RS ID (Reed-Solomon Identifier) decoding for slow computers

As RS ID needs CPU load to work (about an equivalent to 300 Mhz of CPU), for 
slow computer (450 Mhz, for example), to be able to decode the RS ID on 2.5 KHZ 
(and afterwards the transmission), it is advised to select "66" (Mhz) in the 
menu "PC(>=) MHz".

For information, for all the Multipsk exotic modes (PSKFEC31, PSK10, PSKAM, 
PSK63F, PSK220F (+DIGISSTV), CCW-FSK, MFSK8, THROBX, DominoF, DominoEX, PAX, 
CHIP, Voice, Packet 110 bauds...), I propose the QRP frequency: 14075 Khz USB 
(AF around 1000 Hz), at 17h00 UTC.

73

Patrick

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