MessageSaver User Guide
Data Modulation FSK at 300 bps, PSK at 1200 bps, QAM at 2400, 4800, and 9600 bps
Fax Modulation | V.21 CH2 FSK at 300 bps (half duplex) | ||
| V.27ter DPSK at 4800 and 2400 bps | ||
| V.29 QAM at 9600 and 7200 bps | ||
| V.17TCM at 14400, 12000, 9600, and 7200 bps | ||
Carrier Frequencies | 1600, 1646, 1680, 1800, 1829, 1867, 1920, | ||
1959, 2000 Hz |
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Carrier Frequencies | 1800 Hz |
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Carrier Frequencies | Transmit originate: | 1200 Hz | |
V.22bis/V.22 or | Transmit answer: | 2400 | Hz |
Bell 212A Standard | Receive originate: | 2400 | Hz |
(2400 & 1200 bps) | Receive answer: | 1200 Hz | |
Carrier Frequencies | Transmit originate: | 390 | Hz mark |
| 450 | Hz space | |
(1200 bps) | Receive originate: | 1300 | Hz mark |
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| 2100 | Hz space |
| Transmit answer: | 1300 | Hz mark |
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| 2100 | Hz space |
| Receive answer: | 390 | Hz mark |
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| 450 | Hz space |
Carrier Frequencies | Transmit originate: | 980 | Hz mark |
| 1180 | Hz space | |
Receive originate: | 1650 | Hz mark | |
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| 1850 | Hz space |
| Transmit answer: | 1650 | Hz mark |
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| 1850 | Hz space |
| Receive answer: | 980 | Hz mark |
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| 1180 | Hz space |
Carrier Frequencies | Transmit originate: | 1270 | Hz mark |
Bell 103/113 |
| 1070 | Hz space |
Receive originate: | 2225 | Hz mark | |
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| 2025 | Hz space |
| Transmit answer: | 2225 | Hz mark |
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| 2025 | Hz space |
| Receive answer: | 1270 | Hz mark |
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| 1070 | Hz space |
Fax Carrier | V.21 Ch2 (half duplex): |
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Frequencies | 1650 Hz mark, 1850 HZ space for transmit | ||
| originate |
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| 1650 HZ mark, 1850 Hz space for transmit | ||
| answer |
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| V.27ter: 1800 Hz originate/answer | ||
| V.29 QAM: 1800 Hz originate/answer | ||
| V.17 TCM: 1800 Hz originate/answer | ||
Transmit Level |
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88