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PGA-103+ LNA 20 MHZ - 3 GHZ Ultra Low Noise Preamp for SDR or older LNAs - sv1afn.com
Dr. George Smart, M1GEO on Twitter: "A PGA-103+ based wideband masthead preamp I've been working on. It's nothing great, but pleased it works well! Using two HF3 50R relays. Graphs show the
Zerozone New Version Pga2311 Preamplifier 4 Way Remote Volume Controller Preamp - Home Theater Amplifiers - AliExpress