Wavecom W61PC V7.5.0 - Manual (Page 132)

122  Transmission Modes WAVECOM Decoder W61PC/LAN Manual V7.5
Parameter Value
Frequency range HF
Operation modes Baudot, ASCII
Modulation VFT FSK
Symbol rate 45.45, 50, 75, 100, 103.7 Bd, variable 30-110 Bd
Pilot Tone 560 Hz
Receiver settings DATA, CW, LSB or USB
Input format(s) AF, IF
Theoretically the system may handle channel dropouts of up to 3 seconds before errors occur. An un-
modulated pilot tone is transmitted at 560 Hz.
Tune to the “Pilot Tone”.
Center (Hz) Space (Hz) Mark (Hz)
Pilot Tone 560
CH1 850 765 935
CH2 1190 1105 1275
CH3 1530 1445 1615
CH4 1870 1785 1955
CH5 2210 2125 2295
CH6 2550 2465 2635
CH7 2890 2805 2975
 Channel spacing: 340 Hz
 Shift: 170 Hz
 Channels are delayed by a multiple of 1.024 seconds.
 Symbol rate: 45-100 Baud
 Modes: Baudot, ASCII, and some FEC modes
Use the alphabet option to select the correct protocol and alphabet.
BULG-ASCII
For BULG-ASCII the standard baud rates 110 to 600 Bd may be directly selected. Other baud rates up to
1200 Baud may be selected using the variable baud rate option.