RF AMPLIFIER MODEL QB-300-02 Available as: Features Absolute (NO DAMAGE) Maximum Ratings High Gain: 23 dB Typical High Power: +22 dBm Typical Operating Temp. -54 ºC to +71 ºC Environmental Screening Available Ambient Operating Temperature ................. -54ºC to +71 ºC Storage Temperature .................................-62ºC to +125 ºC Case Temperature .................................................. +125 ºC DC Voltage ..........................................................+21 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.) Specifications CHARACTERISTIC TYPICAL Ta= 25 ºC 1 - 300 MHz 23 ± 1.0 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 MIN/MAX Ta = -54 ºC to +71 ºC 1 - 300 MHz QB-300-02, Outline Drawing with SMA Connectors (080-22517) Revision March 16, 2015 +0.5/ -0.6 Max. 1.0 -36 1.5:1 1.5:1 +22 +37 +52 3.8 +20 154 +20 volts Max Note: Specifications and warranty are guaranteed when tested only in a 50 Ohm system. Specifications indicated as typical are not guaranteed. Typical Performance Data 26 25 Gain (dB) 24 23 22 21 1 100 10 MHz 1 dB Comp. (dBm) 24 23 22 21 20 19 1 100 MHz 1000 Reverse Isolation (dB) -10 -20 -30 -40 -50 -60 -70 1.0 1 1.6 1.5 1.4 1.3 Output 1.2 1.1 1.0 1 Legend Noise Figure (dB) 5.0 4.0 3.0 2.0 10 MHz 100 Input/Output VSWR +25 ºC Input 10 MHz +25 ºC 100 0.0 1 10 MHz 100 3rd order intermodulation distortion (dBm) 41 40 39 38 37 36 35 1 10 MHz 100 +71 ºC - - - - - - -54 ºC Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532 www.SpectrumMicrowave.com Spectrum Microwave · 2707 Black Lake Place · Philadelphia, Pennsylvania 19154 · PH (215) 464-4000 · Fax (215) 464-4001