RF AMPLIFIER
MODEL
QBS-368
Features
!
!
!
!
High Gain: 32.0 dB Typical
High Power: +46 dBm Typical
Operating Temp. 0 ºC
to +60
ºC
Environmental Screening Available
Available as:
QBS-368, Housing (E52-19726)
Maximum Ratings
Ambient Operating Temperature ................... 0 ºC to +60 ºC
Storage Temperature .............................. -65 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
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
Power
Vdc
mA
Ta= 25
ºC
2400 - 2450 MHz
32.0
± 1.0
1.0
1.5:1
1.5:1
+46
+55
15
10500
Ta = 0
ºC
to +60
ºC
2400 - 2450 MHz
+1.0/ -1.0 Max.
1.5:1 Max.
1.5:1 Max.
+45 Min.
+54 Min.
15
10500 Max.
Typical Performance Data
36
35
34
33
32
31
30
2400
Gain (dB)
-30
-40
-50
-60
-70
-80
-90
Reverse Isolation (dB)
2.2
2.0
1.8
1.6
1.4
1.2
1.0
Input/Output VSWR +25 ºC
Output
Input
2413
2425
2438
2450
2400
2413
2425
2438
2450
2400
2413
2425
2438
2450
Legend
+ 25 ºC
Linear S-Parameters Data
==================================================================
2402
-17.5 157.0
32.1
-53.9 -104.9
134.6
-16.9
-90.3
2407
-17.5 156.8
32.2
-56.9
122.2
144.1
-16.5
-109.9
2412
-17.8 153.2
32.3
-57.6
110.0
122.8
-14.9
-87.0
2417
-17.9 152.0
32.4
-56.8
98.1
85.4
-15.2
-118.6
2422
-18.1 154.6
32.5
-52.1
85.7
176.5
-16.1
-134.4
2427
-18.0 149.5
32.5
-59.9 -171.9
73.4
-15.8
-157.9
2437
-18.0 145.9
32.5
-57.8
48.7
-8.4
-17.9
-153.3
2442
-18.6 143.7
32.6
-55.6
36.4
44.7
-16.1
-140.6
2447
-18.7 140.2
32.5
-52.9
24.2
-61.2
-15.6
-163.9
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
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