**LNA advantageously constructed based PSA4-5043+** **Versions:** - LNA powered via Bias Tee (DC 3,3...5v) compatible with AirSpy/HackRF; - LNA with RF filter (LPF, HPF or BPF) powered via Bias Tee (DC 3,3...5v) compatible with AirSpy/HackRF; - RF filter (LPF, HPF or BPF) compatible with Mini-Circuits socket FV1206 (LFCN-x, HFCN-x, BFCN-x series), GP731 (RLP-x, RBP-x, RHP-x series) and GE0805C-3 (BFCG-x series); - Power injector for LNA with Bias Tee (DC 5...10v for LDO1117-3v3 or 6,2...15v for LDO1117-5v). **My examples:** *Part I* 1. LNA powered via Bias Tee: - LNA 50…4000MHz +25…8dB – PSA4-5043+ (socket MMM1362); 2. LNA with RF filter: - LNA with LPF 50…490MHz +25…21dB – PSA4-5043+, LFCN-490 (socket FV1206); - LNA with HPF 780…2800MHz +18…9dB – PSA4-5043+, HFCN-740D+ (socket FV1206); - LNA with BPF 1530…1620MHz +8…9dB – PSA4-5043+, BFCN-1575+ (socket FV1206); 3. RF filter: - LPF 50…490MHz -0…2dB – LFCN-490; - HPF 780…2800MHz -1dB – HFCN-740D+; - BPF 1530…1620MHz -2.5dB – BFCN-1575+; 4. Power injector for LNA: - Power Injector 6…15V 0.1A – TCBT-14+. *Part II* 1. LNA with RF filter with alignment of the frequency response: - LNA with LPF 136...530MHz +21dB – PMA3-83LNW+ (socket DQ1225), LFCN-630D+ (socket FV1206); 2. LNA with RF filter: - LNA with LPF 50…120MHz +25dB – PSA4-5043+, RLP-120+ (socket GP731); - LNA with HPF 300…2200MHz +21…12dB – PSA4-5043+, RHP-260+ (socket GP731); - LNA with BPF 292…490MHz +21dB – PSA4-5043+, RBP-400+ (socket GP731); 3. LNA with RF filter: - LNA with BPF 950…2200MHz +18...13dB – PSA4-5043+, BFCG-162W+ (socket GE0805C-3); - LNA with BPF 5150…5990MHz +8dB – SAV-581+ (socket MMM1362), BFCG-5600+ (socket GE0805C-3); 4. RF filter: - LPF 50…120MHz -0…1.3dB – RLP-120+; - HPF 300…2200MHz -0.3...2dB – RHP-260+; - BPF 292…490MHz -1...1.8dB – RBP-400+. **Specifications:** - LNA frequency range 50...4000(6000) MHz; - RF connector: N-type; - Feed line: 50 Ohm (Designed with PCB Toolkit V7.08); - Used PCB Material: FR-4; - PCB thickness: 1.6 mm. **Accessories:** - PSA4-5043+ Low Noise Amplifier: [Mini-Circuits PSA4-5043+](https://www.minicircuits.com/WebStore/dashboard.html?model=PSA4-5043%2B) - Other LNA: [Mini-Circuits Amplifiers](https://www.minicircuits.com/WebStore/Amplifiers.html) - RF filter: [Mini-Circuits Filters](https://www.minicircuits.com/WebStore/RF-Filters.html) - TCBT-14+ Bias Tee: [Mini-Circuits TCBT-14+](https://www.minicircuits.com/WebStore/dashboard.html?model=TCBT-14%2B) - Aluminum Enclosure 25x25x50mm with AliExpress - N type RF coax connector (4-hole panel mount) E-mail: eismeer89@gmail.com Telegram: https://t.me/eismeer89