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| RF AMPLIFIER MODEL QBH-8904 Features ! ! ! ! High Gain: 14.5 dB Typical High Power: +24.5 dBm Typical Operating Temp. - 40 C to +70 C Environmental Screening Available CHARACTERISTIC TYPICAL MIN/MAX Available as: QBH-8904, Hybrid SM (E52-19422) Maximum Ratings Ambient Operating Temperature .............. -55 C to +125 C Storage Temperature .............................. -65 C to + 150 C Case Temperature ................................................. + 125 C DC Voltage ......................................................... + 20 Volts Continuous RF Input Power ................................. + 13 dBm Short Term RF Input Power ...... 50 Milliwatts (1 Minute Max.) Maximum Peak Power .................... 0.5 Watt (3 sec Max.) Note: 1. Specifications are guaranteed when tested in a 50 Ohm system. Specifications indicated as typical are not guaranteed. Specifications 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 Ta= 25 C 850 - 950 MHz 14.5 Min. +1.5 Max. 1.0 20 1.4:1 1.3:1 +24.5 +37 1.2 +15 85 1.5 Max. 19 2.0:1 Max. 2.0:1 Max. +23 Min. +34 Min. 1.7 Max. +15 100 Max. Ta = -40 C to +70 C 850 - 950 MHz Typical Performance Data 19 18 17 16 15 14 13 850 28 27 26 25 24 23 22 850 870 890 910 930 950 870 890 910 930 950 2.2 2.0 1.8 1.6 1.4 1.2 1.0 850 Output Gain (dB) -10 -20 -30 -40 -50 -60 -70 850 Reverse Isolation (dB) 3.0 2.0 1.0 0.0 850 39 38 37 36 35 34 33 Noise Figure (dB) 870 890 910 930 950 870 890 910 930 950 1 dB Comp. (dBm) Input/Output VSWR +25 C 3rd order intermodulation distortion (dBm) Input 870 890 910 930 950 850 870 890 910 930 950 Legend + 25 C Linear S-Parameters Data =================================================================== 850 -12.5 15.1 -21.3 -44.8 96.6 -14.5 -18.7 -85.2 870 -14.9 15.0 -21.0 -51.6 78.1 -22.3 -18.7 -104.7 890 -17.5 14.9 -20.8 -58.4 49.0 -30.3 -18.1 -123.7 900 -18.4 14.8 -20.7 -61.9 28.2 -34.3 -17.5 -132.6 910 -18.7 14.7 -20.6 -65.1 4.7 -38.3 -17.0 -141.1 930 -16.9 -34.3 14.5 -20.5 -72.1 -46.2 -15.7 -156.5 950 -14.2 -58.5 14.2 -20.5 -78.7 -54.2 -14.5 -170.3 FREQ. MHz - - S11- - dB Ang - - S21- - dB Ang - - S12- - dB Ang - - S22- - dB Ang 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 |
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