Fax & modems half-duplex, Fax-g3-v.17, Fax-g3-v.27ter – Wavecom W74PC V8.7.0 User Manual

Page 205

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WAVECOM Decoder W74PC, W-PCI/e, W-CODE, W-CLOUD Manual V8.7.0

Transmission Modes

195

Parameter

Value

Operation modes

Analogue Selcal

Modulation

FM, SUB Tones

Receiver settings

FM, BW = 12 kHz

Input format(s)

AF, IF

If there more than two identical digits are to be transmitted the repetition tone is appended to the digit
tone (e.g., 22222 is transmitted as f2 fw f2 fw f2, where f2 is the tone for "2" and fw is the repetition
tone).

For MODAT mode having nominal tone durations of 40 ms, the duration of a single tone may vary ± 5 ms.

Decoding the selective calls is started by clicking on a system. If transmission and system selection con-
form, the call sign is displayed on the monitor. In the Options menu a Time stamp function can be ena-
bled to add date and time to each call.

Tone Allocation

Digit

Hz

Digit

Hz

0

637.5

6

1537.5

1

787.5

7

1687.5

2

937.5

8

1837.5

3

1087.5

9

1937.5

4

1237.5

E (REPETITION)

487.5

5

1387.5

TONE DURATION

40 ms

Fax & MODEMS Half-Duplex

FAX-G3-V.17

Parameter

Value

Frequency range

2-Wire

Operation modes

FAX Modem

Modulation

128QAM, HDX

Speed

14400/12000/ 9600/7200 bps

Input format(s)

AF

Additional information see

Modem and FAX Modes

on page 302.

FAX-G3-V.27ter

Parameter

Value

Frequency range

2-Wire

Operation modes

FAX Modem

Modulation

D8PSK,HDX

Speed

4800 bps

Input format(s)

AF

Additional information see

Modem and FAX Modes

on page 302.

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