Lotus Communication Systems
New High Performance, Ultra-Flat Gain Low Noise Amplifiers

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Lotus Communication Systems LADC8GFR Ultra-Flat Gain Low Noise Amplifier - RF Cafe

Lotus Communication Systems LADC8GFR Ultra-Flat Gain Low Noise Amplifier

Lotus Communication Systems LADC8GFR S-Parameters - RF Cafe

LADC8GFR S-Parameters

October 10, 2022 - Lotus Communication Systems, a manufacturer of connectorized, cascadable RF and microwave components, has developed a new high performance, ultra-flat gain low noise amplifier (LNA), PN#: LADC8GFR.

This LNA has low noise figure 1.8 dB and ultra-flat gain ±0.5 dB over wide frequency range from DC to 8 GHz.

EMI Shielding (includes weatherproof) option is available for all our LNAs.

Lotus' LNA can be customized to add integrated Bias Tee, wide voltage operation (+6 ~ +34 V), integrated RF limiter, multi-stage high gain, and meet customer's mechanical requirement.

Lotus Communication Systems, Inc. has CNC machine shop in house with 4th axis Robodrill for RF enclosure manufacturing. Lotus also has State-of-Art SMT line in house that use GKG automatic stencil printer, JUKI automatic Pick and Place and Essemtec reflow oven.


  • Frequency Range: DC to 8 GHz
  • Noise Figure: typical 1.8 dB @ 4 GHz
  • GGain: 19.5 dB at 4 GHz
  • Flat Gain: ±0.5 dB from DC to 8 GHz
  • Output P1dB: +18 dBm CW
  • Output IP3: +31 dBm
  • DC Voltage: +5.5 to +15 V
  • Operating Current: 72 mA
  • Stainless Steel SMA Female Connector
  • ROHS Compliant
  • EMI Shield (Waterproof) Option Available (PN#: LADC8GFRW) 


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

Proudly Made in USA by Lotus Communication Systems, Inc. in Massachusetts (www.lotussys.com).

About Lotus Communications Systems

Lotus Communication Systems Company in 2009, setting up CNC machine shop and RF/microwave Assembling and Testing Lab in Middlesex Country, Massachusetts. We are committed to highest quality and innovative products. Each of our RF/microwave modules meet our exceedingly high standards of quality, performance and excellent value, and are 100% Made in the USA. Our RF/microwave products cover frequency band up to 67 GHz. Lotus also offers an COTS shield enclosures for RF/Electronics prototyping and production. We custom design all our products. We will find a solution and save your time and cost. Lotus has multiple 4 axis CNC machines and LPKF circuit plotters. .


Lotus Communication Systems
588 Boston Post Road
Suite 200
Weston, MA  02493

Phone: 1-888-236-8588

E-Mail: sales@lotussys.com

Web: www.lotussys.com



Posted October 21, 2022