RF AMPLIFIER MODEL QBH-8720 Available as: QBH-8720, Hybrid SM (E52-19422) Features High Gain: 24.5 dB Typical High Power: +23 dBm Typical Operating Temp. -40 ºC to +70 ºC Environmental Screening Available Absolute Maximum (No Damage) Ratings Specifications CHARACTERISTIC TYPICAL Ta= 25 ºC 824 - 849 MHz 24.5 Frequency Gain (dB) Gain vs. Temperature Gain Flatness Reverse Isolation (dB) VSWR In Out 1 dB Compression (dBm) Output Intercept Point 3rd Order 2nd Order Noise Figure (dB) Power Vdc mA Ambient Operating Temperature .............. -55 ºC to +125 ºC Storage Temperature ............................... -65 ºC to +150 ºC Case Temperature .................................................. +125 ºC DC Voltage .......................................................... +17 Volts Continuous RF Input Power .................................. +13 dBm Short Term RF Input Power ...... 50 Milliwatts (1 Minute Max.) Maximum Peak Power .................... 0.5 Watt (3 µsec Max.) MIN/MAX Ta = -40 ºC to +70 ºC 824 - 849 MHz 0.4 +2.0 Max. 0.6 Max. -40 1.4:1 1.4:1 +23 -36 Min. 2.0:1 Max. 2.0:1 Max. +21 Min. +36 +33 Min. 1.2 +15 140 1.7 Max. +15 175 Max. Note: Specifications are guaranteed when tested in a 50 Ohm system. Specifications indicated as typical are not guaranteed. Typical Performance Data Legend +25 ºC +70 ºC - - - - - - -40 ºC Linear S-Parameters Data FREQ. MHz – – S11– – dB Ang – – S21– – dB Ang – – S12– – dB Ang – – S22– – dB Ang =================================================================== 825 -15.3 136.5 24.6 -40.8 46.4 165.6 -16.8 51.0 830 -15.4 131.8 24.5 -40.6 46.8 163.9 -16.7 48.7 835 -15.5 126.4 24.4 -40.7 48.7 162.2 -16.6 46.6 840 -15.5 121.1 24.3 -40.8 47.3 160.6 -16.5 44.5 845 44.6 -15.4 115.8 24.3 -40.7 158.8 -16.4 42.4 Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532 Rev. 6/16/10 www.SpectrumMicrowave.com Spectrum Microwave · 2707 Black Lake Place · Philadelphia, Pennsylvania 19154 · PH (215) 464-4000 · Fax (215) 464-4001