RF AMPLIFIER
MODEL
QB-101
Features
!
!
!
!
High Gain: 21.9 dB Typical
High Power: +31 dBm Typical
Operating Temp. 0 ºC
to +50
ºC
Environmental Screening Available
Available as:
QB-101, Housing (E52-19044)
Maximum Ratings
Ambient Operating Temperature ................ -54 ºC to +71 ºC
Storage Temperature .............................. -65 ºC to + 125 ºC
Case Temperature ................................................. + 125 ºC
DC Voltage ......................................................... + 25 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:
1.
Specifications are guaranteed when tested in a 50 Ohm system. Specifica-
tions indicated as typical are not guaranteed.
Specifications
CHARACTERISTIC
TYPICAL
MIN/MAX
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
Ta= 25
ºC
2 - 70 MHz
21.9
± 0.5
0.5
31
1.5:1
1.5:1
+31
+54
+105
4.0
+24
420
Ta =0
ºC
to +50
ºC
2 - 70 MHz
+0.2/ -0.5 Max.
0.8 Max.
31 Min.
1.5:1 Max.
1.5:1 Max.
+31 Min.
+54
+105
4.5
+24
420
Min.
Min.
Max.
Max.
Legend
+ 25 ºC
+ 50 ºC - - - - - - 0 ºC
Typical Performance Data
24
23
22
21
20
19
1
36
35
34
33
32
31
1
MHz
100
1000
MHz
10
100
Gain (dB)
0
-10
-20
-30
-40
-50
-60
Reverse Isolation (dB)
4.5
4.0
3.5
3.0
2.5
2.0
Noise Figure (dB)
1
MHz
10
100
1
MHz
10
100
1 dB Comp. (dBm)
2.2
2.0
1.8
1.6
1.4
1.2
1.0
Input/Output VSWR +25 ºC
Input
Output
1
MHz
10
100
64
62
60
58
56
54
52
1
3rd order intermodulation distortion (dBm)
MHz
10
100
Linear S-Parameters Data
===================================================================
2
-17.8
22.1
-31.3 -174.3
7.2
-178.6
-25.9
-2.3
5
-17.3
22.1
-31.2 177.2
-3.3
174.1
-25.5
-7.7
7
-17.3
22.1
-31.1 174.0
-9.6
170.4
-25.4
-13.1
8
-17.3 -12.1
22.1
-31.2 172.1
168.7
-25.3
-15.8
10
-17.3 -15.6
22.1
-31.2 169.8
165.4
-25.2
-21.4
30
-17.5 -60.3
22.2
-31.4 145.0
134.4
-23.3
-74.7
40
-17.3 -81.0
22.2
-31.6 133.5
118.9
-21.6
-99.7
60
-16.0 -130.6
22.4
-32.0 111.4
87.1
-17.1 -143.5
70
-15.2 -153.8
22.5
-32.2 100.6
71.1
-15.0 -163.6
FREQ.
MHz
– – S11– –
dB
Ang
– – S21– –
dB
Ang
– – S12– –
dB
Ang
– – S22– –
dB
Ang
Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532
03/11/05
www.SpectrumMicrowave.com
Spectrum Microwave (Europe) · 2707 Black Lake Place · Philadelphia, Pa. 19154 · PH (215) 464-4000 · Fax (215) 464-4001
SPECTRUM [ SPECTRUM MICROWAVE, INC. ]
