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Frequencies 54 MHz,1.8 MHz
Frequency Range 1.8 MHz - 54 MHz
Mode USB
Modulation MFSK,BPSK,4-8PSK,16-32QAM
Emission Designator
Bandwidth 2.75 kHz
Location Worldwide
Short Description VARA HF is a sound-card mode used to exchange traffic (Mostly Winlink traffic) on the HF bands
I/Q Raw Recording
Audio Sample

VARA HFHigh Frequency (3-30 MHz) is a soundcard modem like ARDOP that can be commonly found on the HFHigh Frequency (3-30 MHz) bands exchanging traffic (Winlink). The creator of VARA is EA5HVK.

Free version of VARA HFHigh Frequency (3-30 MHz) only allows tranfers up to ~180 bpsBits per second (bps), where as the paid version (70 USD) can allow transfers up to a max theoretical speed of ~8490 bpsBits per second (bps).

VARA is commonly found on the amateur bands & occasionally CFARS/MARS frequency assignments.

Creators website can be found at: