This wide-band LNA preamp improves reception performance from 50 Mhz to 4 Ghz, it is based on SPF5189Z, with a noise factor of less than 1 dB.
This LNA is designed to be powered by BIAS-T with a power supply of 3 to 5V. The RTL-SDR V3 dongle has a Bias-T function that provides 4.5V and is ideally suited.
It is possible to feed this LNA live with an external power supply, but you will not be able to use the box in this case.
Delivered with: 1 RTL-SDR LNA WIDEBAND, 1 male SMA adapter SMA male, 1 aluminum case.
Frequency: 50 Mhz to 4000 Mhz
Gain: 15-20 dB
Noise factor: ~1 dB
Power supply: 3.3 - 5V via Bias-T
Consumption: 150 mA
Dimensions: 46.5 x 32 x 15.6 mm (without SMA) - With SMA: 69.8 x 32 x 15.6 mm
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