CIS 3x144 VFT

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CIS 3x144 VFT
CIS3x144bdtfc.jpg
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
Audio Sample

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.


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Standby Traffic
CIS3x144bdidle.jpg
CIS3x144bdtfc.jpg

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