CIS 3x144 VFT
From Signal Identification Wiki
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| Frequencies | 3 MHz,30 MHz |
| Frequency Range | 3 MHz - 30 MHz |
| Mode | USB |
| Modulation | FSK |
| ACF | — |
| Bandwidth | 3.1 kHz |
| Location | Russia |
| Short Description | Three 144 Bd FSK signals in a 3100 Hz VFT bandwidth. Reportedly phased out. |
| I/Q Raw Recording | — |
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Three 144 BdBaud (unit symbol Bd) is the unit for symbol rate or modulation rate in symbols per second. FSKFrequency-Shift Keying signals in a 3100 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz). VFTVoice Frequency Telegraphy (Voice-Frequency Telegraphy) bandwidth. Reportedly phased out.
VFTVoice Frequency Telegraphy (Voice-Frequency Telegraphy), i.e. a technique that uses the entire voice-frequency range 300-3400 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz). for sending multiple transmissions simultaneously over one voice-bandwidth radio channel so that the entire frequency bandwidth of the channel is used.
Samples[edit]
| Standby | Traffic |
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