RF AMPLIFIER
MODEL
QB-188
Features
!
!
!
!
High Gain: 15.0 dB Typical
High Power: +21 dBm Typical
Operating Temp. - 55 ºC
to +71
ºC
Environmental Screening Available
Available as:
QB-188, Housing (E52-0184)
Maximum Ratings
Ambient Operating Temperature ................ -55 ºC to +85 ºC
Storage Temperature .............................. -65 ºC to + 125 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:
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
0.5 - 100 MHz
15.0
± 1.0
0.5
28
1.5:1
1.5:1
+21
+37
+47
3.0
+15
100
Ta = -55
ºC
to +71
ºC
0.5 - 100 MHz
+0.3/ -0.3 Max.
0.5 Max.
28 Min.
1.5:1 Max.
1.5:1 Max.
+21 Min.
+37
+47
3.6
+15
100
Min.
Min.
Max.
Max.
Typical Performance Data
16
15
14
13
12
11
1
24
23
22
21
20
19
1
MHz
100
1000
MHz
10
100
1000
Gain (dB)
-10
-20
-30
-40
-50
-60
-70
Reverse Isolation (dB)
1
MHz
10
100
1000
5.0
4.5
4.0
3.5
3.0
2.5
2.0
Noise Figure (dB)
MHz
1
100
1000
1 dB Comp. (dBm)
2.2
2.0
1.8
1.6
1.4
1.2
1.0
Output
Input/Output VSWR +25 ºC
3rd order intermodulation distortion (dBm)
47
45
43
41
39
37
35
1000
Input
MHz
1
100
MHz
1
100
1000
Legend
+ 25 ºC
+ 71 ºC - - - - - - -55 ºC
Linear S-Parameters Data
==================================================================
0.5
-16.4
14.8
-37.3 34.5
-27.8
-175.0
-20.7
8.8
1
-17.6
14.9
-37.7 21.6
-17.9
-177.9
-20.7
3.8
3
-18.1
14.8
-37.8 9.5
-9.0
177.7
-20.8
-4.0
6
-18.2
14.8
-37.5 10.5
-10.7
174.2
-20.9
-9.4
9
-18.1
14.8
-37.4 11.9
-14.1
170.9
-20.9
-14.3
20
-18.1
14.8
-36.1 18.7
-29.2
159.5
-20.8
-33.3
50
-18.0
14.8
-31.9 18.9
-73.7
128.0
-20.1
-89.2
80
-16.8 -128.4
14.7
-28.5 3.6
95.1
-17.1 -146.6
100
-15.3 -167.5
14.5
-26.9 -12.6
71.2
-14.3 176.3
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. ]
