WD5AGO - NTMS

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MMIC in 2 nd Stage • Adding a low noise (~ 0.8dB) 2 nd stage MMIC improved broad stability k >1 • Noise figure average 0.05 dB higher than original AGO circuit with ATF21186 in 2 nd stage (0.25 to 0.30 dB n/f on 23cm) • Lower frequency cutoff made possible by Mini –Circuits SMD HP filter T. Henderson <strong>WD5AGO</strong> 2010 EME 10
T. Henderson <strong>WD5AGO</strong> 2010 EME 11
Page 1 and 2: L - S Band Low Noise Amplifiers Des
Page 3 and 4: Stability and Advantage in 2 nd Sta
Page 5 and 6: Source Inductance Effects on L-Band
Page 7 and 8: What are the new Challenges in LNA
Page 9: Device Gate Width Specified F MIN @
Page 13 and 14: Measured High IP L - S Band LNA Ban
Page 15 and 16: Converting LNA to 13 or 9cm ATF3607
Page 17 and 18: LNA w/SMD Filter T. Henderson WD5AG
Page 19 and 20: ATF36077 20Ω+ 3nH T. Henderson WD5
Page 21 and 22: dB(S(2,2)) dB(S(1,1)) dB(S(1,2)) dB
Page 23 and 24: 9cm VLNA on Rodgers 4003. NE3511S01
Page 25 and 26: Qc W max T. Henderson WD5AGO 2010 E
Page 27 and 28: Pump and Water/Heat Radiator T. Hen
Page 29 and 30: 1 st Device Only Cooler 0.4W • Wa
Page 31 and 32: Cooled 13cm VLNA Performance of Sev
Page 33 and 34: Results a Little Better w/Y factor
Page 35 and 36: Got Braver New 3.1 M 0.38 f/D Summe
Page 37 and 38: 6.2” T. Henderson WD5AGO 2010 EME
Page 39 and 40: Satisfied for the past 3 years of o

WD5AGO - NTMS

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