LNA preamp with BIAS-T for HackRF Airspy SDRPlay
Preamplifier and LNA (low noise amplifier) specially adapted with BIAS-T for HackRF One, AirSpy, SDRPlay and RTL-SDR V3 usb stick.
It highly increases the reception performance (+ 11dB to + 23dB) and operates on frequencies from 28MHz to 2500MHz (2.5Ghz).
This version of LNA4ALL, modified by the original designer, allows to be powered directly via the SMA wiht BIAS-T + 3.3V power of HackRF One, Airspy, SDRPlay and RTL-SDR V3 USB stick.
Note: This version can only be powered by SMA, the power mode 6V/9V directly on the card is no longer possible with this modified model.
See also the LNA4HF version for shortwave and HF bands from 150kHz to 30Mhz.