Low Noise Amplifier 0.8dB NF 50M~4GHz 36dB Gain 22dBm P1dB SMA - 2 Stage High Gain

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Part Number: LNA50M4G2S (SKU#: AK20-019P) is a high-linearity, two stage low noise amplifier designed for operation from 50MHz to 4GHz in a small 1-1/8”x15/16”x0.38” shielded RF enclosure. At 900 MHz, the amplifier typically provides 36 dB gain, +33 dBm OIP3 at a 92 mA bias setting, and 0.8 dB noise figure. The LNA can be biased from a single supply +3V to +5V.

Listed pictures include Product Picture and S Parameter from 50MHz to 4GHz. This LNA includes the RF Enclosure as shown in picture.

Proudly Made in USA by Lotus Communication Systems, INC. in Massachusetts.


  • Frequency Range: 50 MHz to 4 GHz
  • Noise Figure: 0.8 dB @ 900 MHz, typical <1dB
  • Gain: 36 dB Gain at 900MGHz
  • Output P1dB: +22 dBm CW
  • Output IP3: +33 dBm
  • DC Voltage: +3 to +5V
  • Operating Current: 92 mA
  • Stainless Steel SMA Female Connector
  • High Quality Rogers RO4350 RF PCB
  • ROHS Compliant


  • Repeaters/DAS     
  • Mobile Infrastructure    
  • General Purpose Wireless     
  • SDR & Ham Radio     
  • Test Instrumentation

Resources (PDF Datasheet)

http://wwwimages.adobe.com/content/dam/acom/en/legal/images/badges/Adobe_PDF_file_icon_32x32.png LNA50M4G2S Datasheet