Low Noise Amplifier 1.0dB NF 50M~500MHz 23dB Gain 20dBm P1dB SMA

EMI Shielding (includes Weatherproofing)
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Part Number: LA50M500MR is a high-linearity, ultra low noise amplifier in a small 1-1/8”x15/16”x0.49” shielded RF enclosure. At 250 MHz, the amplifier typically provides 23 dB gain, +36 dBm OIP3 at a 85 mA bias setting, and 1.0 dB noise figure. The LNA can be biased from a single supply +6~15V.

Listed pictures include Product Picture and S Parameter from 50M to 500MHz.

Proudly Made in USA by Lotus Communication Systems, INC. in Massachusetts (www.lotussys.com). SKU#: AK20-016B.


  • Frequency Range: 50 MHz to 500 MHz
  • Noise Figure: typical 1.0 dB @ 250 MHz
  • Gain: 20 dB Gain at 1.95 GHz
  • Output P1dB: +22 dBm CW
  • Output IP3: +35 dBm
  • DC Voltage: +6~15V
  • Operating Current: 85 mA
  • Stainless Steel SMA Female Connector
  • High Quality Rogers RO4350 RF PCB
  • ROHS Compliant
  • EMI Shield (Waterproof) Option Available (PN#: LA50M500MRW)


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

Datasheet & S-Parameter