RF AMPLIFIER MODEL QBH-2818 Available as: QBH-2818 (400-22678-0001) Features Typical Intermodulation Performance at 25 º C ! High Output Power: +30 dBm Typical ! High Third Order Intercept: +42 dBm Typical Second Order Two Tone Intercept Point ........ +68 dBm (Typ.) Third Order Two Tone Intercept Point ............ +42 dBm (Typ.) Specifications CHARACTERISTIC TYPICAL Ta= 25 ºC .35 - 400 MHz MIN/MAX Ta = +25 ºC .35 - 400 MHz Gain (dB) ( f=50 MHz) 18.5 17.75 Min. Power @ 1 dB Comp. ( f=200 MHz) (dBm) 30 29 Min. Frequency Reverse Isolation (dB) VSWR In Out Noise Figure (dB) ( f=200 MHz) Power Vdc mA -23 -21 Max. 1.75:1 1.75:1 2.0:1 Max. 2.0:1 Max. 5.0 +24 245 6.0 Max. +24 260 Max. Absolute Maximum Ratings Ambient Operating Temperature ................ -20ºC to +100 ºC Storage Temperature ................................. -40ºC to +100 ºC Case Temperature .................................................. +100 ºC DC Voltage .......................................................... +28 Volts Continuous RF Input Power .................................. +14 dBm Notes: 1. Maximum operating temperature is defined as that temperature which, if exceeded for extended periods, could result in premature unit failure. This data is provided for user reliability information. This may or may not represent the maximum temperature for electrical parameter specifications. 2. Specifications are guaranteed when tested in a 50 Ohm system. Specifications indicated as typical are not guaranteed. 3. Care should always be taken to effectively ground the case of each unit. Typical Performance Data Legend + 25 ºC Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532 Rev. 11/7/07 www.SpectrumMicrowave.com Spectrum Microwave · 2707 Black Lake Place · Philadelphia, Pennsylvania 19154 · PH (215) 464-4000 · Fax (215) 464-4001