100 kHz to 2 GHz LNA

Posted by GPIO Labs on

This is a low noise RF amplifier that provides excellent gain and noise figure. The gain at 100 MHz is 30 dB while the noise figure is 2.2 dB. The LNA can be used in a number of different receiver applications such as Ham Radio, Software radio, TV reception, etc. The product is ideally suited as a pre-amplifier for software radio products such as RTL-SDR, HackRF, USRP, etc., where the USB power supply means you can power it off your laptop.


  • Wideband LNA with 30 dB Maximum Gain between 100 kHz and 2 GHz;
  • Operational from 100 kHz to 5 GHz
  • Suitable for use with software radio receivers such as HackRF, BladeRF, RTL-SDR, USRP, etc.
  • LED power indicator
  • SMA-F connectors
  • USB powered (cable not included)
  • Pads for two-pin power header


Frequency              Gain

100 kHz                18 dB

1 MHz                  25 dB

10 MHz                 27 dB

100 MHz                31 dB

1 GHz                  24 dB

2 GHz                  19 dB

3 GHz                  14 dB

4 GHz                  12 dB

5 GHz                  10 dB

6 GHz                   6 dB

Output IP3

+27 dBm

Maximum RF Input Power

+13 dBm