Available as: QBS-158, Housing (E52-19250)
RF AMPLIFIER
MODEL QBS-158
Features
Maximum Ratings
Ambient OperatingTemperature ................ -40 ºC to +85 ºC
StorageTemperature .............................. -55 ºC to + 125 ºC
CaseTemperature .................................................+ 125 ºC
DCVoltage ......................................................... + 28 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: 21.5 dB Typical
ꢀ High Power: +33 dBm Typical
ꢀ Operating Temp. - 40 ºC to +85 ºC
ꢀ Environmental ScreeningAvailable
Specifications
CHARACTERISTIC
TYPICAL
Ta= 25 ºC
MIN/MAX
Ta = -40 ºC to +85 ºC
800 - 960 MHz
Note:
Frequency
800 - 960 MHz
1. Specifications are guaranteed when tested in a 50 Ohm system. Specifica-
Gain (dB)
21.5 ± 0.5
tions indicated as typical are not guaranteed.
Gain vs. Temperature
Gain Flatness
+0.5/ -0.2 Max.
1.0 Max.
1.0
24
Reverse Isolation (dB)
VSWR
In
Out
1.5:1
1.5:1
1.5:1 Max.
1.5:1 Max.
1 dB Compression (dBm)
Output Intercept point
+33
+33 Min.
3rd Order
2nd Order
+50
+50 Min.
Noise Figure (dB)
2.5
14-28
790
3.0 Max.
14-28
Power
Vdc
mA
Typical Performance Data
Noise Figure (dB)
Reverse Isolation (dB)
Gain (dB)
-10
-20
-30
4.0
3.0
2.0
1.0
24
23
22
21
-40
-50
-60
-70
20
19
18
960
880
920
960
800
960
840
880
920
840
800
880
920
800
840
3rd order intermodulation distortion (dBm)
1 dB Comp. (dBm)
Input/Output VSWR +25ºC
2.2
36
35
34
33
60
58
56
2.0
1.8
1.6
54
52
50
48
1.4
1.2
1.0
Output
Input
960
960
960
880
920
880
920
800
800
880
920
840
840
800
840
Legend
+ 25 ºC
+ 85 ºC - - - - - - -40 ºC
Linear S-Parameters Data
FREQ.
MHz
– – S11– –
– – S21– –
– – S12– –
dB
– – S22– –
dB Ang
dB Ang
dB Ang
Ang
==================================================================
800
840
880
920
960
-17.1
-27.0
-20.9
-19.5
-15.1
21.2
21.0
21.1
21.4
22.0
-29.5
-28.8
-28.4
-27.7
16.9
-11.5
-40.8
-71.3
12.0
-74.8
179.8
158.2
-159.8
79.7
51.4
21.9
-9.8
-20.1 14.1
-18.6
4.0
-17.9 -12.7
-18.5 -37.9
-22.2 -96.6
-26.7 -108.6
-47.8
03/11/05
Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532
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www.SpectrumMicrowave.com