legend + 25 oc + 70 oc - - - - - - -20 oc rf amplifier model QBS-256 available as: QBS-256, housing (e52-19500) specifications maximum ratings ambient operating temperature ................ -20 oc to +70 oc storage temperature .............................. -55 oc to + 125 oc case temperature ................................................. + 125 oc dc voltage ......................................................... + 18 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.) features high gain: 24.0 db typical high power: +33 dbm typical operating temp. - 20 oc to + 70 oc environmental screening available characteristic typical min/max ta= 25 o c ta = -20 o c to +70 o c frequency 1800 - 2000 mhz 1800 - 2000 mhz power vdc 15 ma 950 vswr in 1.5:1 1.5:1 max. out 1.5:1 1.5:1 max. reverse isolation (db) -35 gain (db) 24.0 1.0 gain flatness 1.5 output intercept point 3rd order +47 +45 min. 2nd order gain vs. temperature +2.0/ -2.0 max. 1 db compression (dbm) +33 +32 min. typical performance data rev. 1/29/07 note: 1. specifications are guaranteed when tested in a 50 ohm system. specifica- tions indicated as typical are not guaranteed. linear s-parameters data freq. ? ? s11? ? ? ? s21? ? ? ? s12? ? ? ? s22? ? mhz ang db ang db ang db ang db 1800 1825 1850 1875 1900 1925 1950 1975 2000 -20.8 -20.4 -19.8 -19.0 -18.1 -17.2 -16.4 -15.7 -15.0 87.5 73.4 57.0 38.3 18.6 -2.2 -22.5 -42.0 -59.7 24.0 24.1 24.3 24.4 24.5 24.5 24.4 24.3 24.0 -68.2 -91.0 -113.9 -137.1 -160.8 175.3 151.1 126.8 102.7 -46.9 -46.6 -47.0 -46.3 -45.4 -45.6 -45.5 -45.9 -46.4 114.9 94.5 72.7 61.4 42.1 13.4 -2.9 -16.8 -43.9 -23.1 -26.4 -26.4 -24.5 -24.0 -20.9 -18.9 -18.0 -17.3 25.4 -77.5 -120.6 -138.3 -153.9 -167.2 179.3 171.1 162.0 ================================================================== 22 25 24 26 23 28 27 1800 1850 1950 2000 -70 -40 -50 -30 -60 -10 -20 31 34 33 35 32 37 36 1.0 1.3 1.2 1.4 1.1 1.6 1.5 44 47 46 48 45 50 49 gain (db) reverse isolation (db) 1 db comp. (dbm) input/output vswr +25 oc 3rd order intermodulation distortion (dbm ) input output 1900 1800 1850 1950 2000 1900 1800 1850 1950 2000 1900 1800 1850 1950 2000 1900 1800 1850 1950 2000 1900 spectrum microwave 2144 franklin drive n.e. palm bay, florida 32905 ph (888) 553-7531 fax (888) 553-7532 spectrum microwave (europe) 2707 black lake place philadelphia, pa. 19154 ph (215) 464-4000 fax (215) 464-4001 www.spectrummicrowave.com
|
