Available as: QBH-8756, Hybrid SM (E52-19422) RF AMPLIFIER MODEL QBH-8756 Maximum Ratings Features Ambient Operating Temperature ................ -55ºC to +125 ºC Storage Temperature ............................... -65ºC to + 150 ºC Case Temperature ................................................. + 125 ºC DC Voltage ...................................................... + 15.5 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.) ! High Gain: 22.5 dB Typical ! High Power: +20 dBm Typical ! Environmental Screening Available Specifications CHARACTERISTIC TYPICAL MIN/MAX Ta= 25 ºC 1850 - 1910 MHz 22.5 ±0.5 Frequency Gain (dB) Gain vs. Temperature Gain Flatness Reverse Isolation (dB) VSWR In Out Note: 1. Specifications are guaranteed when tested in a 50 Ohm system. Specifications indicated as typical are not guaranteed. 0.7 -40 1.5:1 1.5:1 1 dB Compression (dBm) Output Intercept point 3rd Order 2nd Order Noise Figure (dB) Power Vdc mA +20 +35 1.0 +15 210 Typical Performance Data Gain (dB) Reverse Isolation (dB) -20 3.5 3.0 23 22 -30 -40 2.0 21 -50 1.5 -60 1.0 25 24 20 19 1850 27 26 25 1870 MHz -10 1910 1 dB Comp. (dBm) 1850 MHz 1870 0.0 1890 Input/Output VSWR +25 ºC 1.6 1.1 21 1850 1.0 1870 MHz 1890 + 25 ºC 1910 1870 MHz 1890 1910 3rd order intermodulation distortion (dBm) 41 40 39 Output 1.2 22 1850 1910 1.5 1.4 1.3 24 23 Legend 2.5 -70 1890 Noise Figure (dB) 1870 MHz 1890 37 36 Input 1850 38 1910 35 1850 1870 MHz 1890 1910 + 70 ºC - - - - - - -40 ºC Linear S-Parameters Data FREQ. MHz – – S11– – dB Ang – – S21– – dB Ang – – S12– – dB Ang – – S22– – dB Ang =================================================================== 1850 -24.0 107.5 22.8 -44.2 -165.5 -66.5 -23.9 115.3 1860 -25.6 114.7 22.7 -43.9 -175.4 -68.9 -23.4 114.0 1870 -27.7 119.8 22.7 -44.4 -172.5 -71.5 -22.9 112.5 1880 -29.9 124.0 22.6 -44.1 -174.4 -74.0 -22.5 110.8 1890 -30.4 130.0 22.5 -44.1 -175.1 -76.6 -22.1 107.9 1900 -28.0 137.0 22.4 -43.9 -175.8 -79.0 -21.8 106.5 1910 -26.6 143.4 22.3 -44.2 -174.5 -81.6 -21.5 104.8 Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532 03/11/05 www.SpectrumMicrowave.com Spectrum Microwave (Europe) · 2707 Black Lake Place · Philadelphia, Pa. 19154 · PH (215) 464-4000 · Fax (215) 464-4001