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QBH-838 Datasheet, PDF (1/1 Pages) Spectrum Microwave, Inc. – RF AMPLIFIER
RF AMPLIFIER
MODEL QBH-838
Available as: QBH-838, 4 Pin TO-8 (T4)
QBH-9-838, Connectorized Housing (ES E52-1501)
Features
! High Gain: 15.0 dB Typical
! High Power: +1.0 dBm Typical
! Environmental Screening Available
Specifications
CHARACTERISTIC
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
TYPICAL
Ta= 25 ºC
50 - 500 MHz
15.0 ± 0.5
-25
2.0:1
2.0:1
+1.0
+12
+16
1.7
+15
12
MIN/MAX
Maximum Ratings
Ambient Operating Temperature .............. -55ºC to + 125 ºC
Storage Temperature ............................... -65ºC to + 150 ºC
Case Temperature ................................................. + 125 ºC
DC Voltage ......................................................... + 16 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.)
Note: Specifications are guaranteed when tested in a 50 Ohm system.
Specifications indicated as typical are not guaranteed.
Gain (dB)
17
16
15
14
13
12
10
MHz 100
1 dB Comp. (dBm)
3
2
1
0
-1
-2
10
MHz 100
Legend
+ 25 ºC
Typical Performance Data
-10
-20
-30
-40
-50
-60
-70
1000
Reverse Isolation (dB)
10
MHz 100
1000
Input/Output VSWR +25 ºC
2.0
1.8
1.6
1.4
Input
1.2
1000
1.0
10
MHz
Output
100
1000
+ 85 ºC - - - - - - -55 ºC
Noise Figure (dB)
3.5
3.0
2.5
2.0
1.5
1.0
10
MHz 100
1000
3rd order intermodulation distortion (dBm)
18
16
14
12
10
8
10
MHz 100
1000
Linear S-Parameters Data
FREQ.
– – S11– –
– – S21– –
– – S12– –
– – S22– –
MHz
dB Ang
dB Ang
dB Ang
dB Ang
===================================================================
50
-16.1 -45.3
15.0 172.3
-33.8 7.0
-23.6 0.1
80
-16.8 -34.8
15.0 160.8
-33.6 4.6
-23.4 -9.5
90
-16.8 -32.7
15.1 157.3
-33.5 2.5
-23.3 -12.5
100
-16.8 -31.4
15.1 154.0
-33.5 3.3
-23.2 -15.4
200
-15.9 -43.0
15.1 122.0
-32.8 -4.4
-22.7 -40.3
300
-15.6 -75.5
15.2 90.2
-31.7 -11.3
-22.4 -69.4
400
-15.9 -120.6
15.2 57.4
-30.6 -22.6
-22.5 -104.8
500
-16.4 -179.7
15.0 23.3
-29.6 -37.3
-22.6 -150.2
Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532 03/11/05
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