RF AMPLIFIER
MODEL
QBS-267
Features
High Power: +42 dBm Typical
High Gain: 32 dB Typical
Efficient Class AB Design
Environmental Screening Available
Available as:
QBS-267, SMA Connectorized Housing
Spectrum Microwave can also customize this amplifier to
your unique requirements in a timely manner.
Customization and delivering prototypes with demanding
specifications is what separates Spectrum Microwave
from other power amplifier vendors.
Specifications
CHARACTERISTIC
Frequency
Gain (dB)
Power @ 1 dB
Comp. (dBm)
Reverse
Isolation (dB)
VSWR
Power
In
Out
Vdc
mA
TYPICAL
Ta= 25 ºC
2402- 2452 MHz
32
+42
45
1.5:1
1.5:1
+28
1700
MIN/MAX
Ta = -55 ºC to +85 ºC
2402- 2452 MHz
30.5 Min.
+40 Min.
40 Min.
2.0:1 Max.
2.0:1 Max.
+28
1800 Max.
Maximum Ratings
Ambient Operating Temperature ................ -55ºC to +125 ºC
Storage Temperature ................................. -62ºC to +150 ºC
Case Temperature .................................................. +125 ºC
DC Voltage .......................................................... +30 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: Care should always be taken to effectively ground the case of each unit.
Typical Performance Data
34
33
32
31
30
Start 2402 MHz
Stop 2452 MHz
Gain (dB)
60
45
30
15
0
Reverse Isolation (dB)
Start 2402 MHz
Stop 2452 MHz
+43
+42
+41
+40
+39
1 dB Comp. (dBm)
3.0
2.0
1.0
Start
Input VSWR
3.0
2.0
1.0
Output VSWR
Start 2402 MHz
Stop 2452 MHz
2402 MHz
Stop 2452 MHz
Start 2402 MHz
Stop 2452 MHz
Legend
+25 ºC
Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532
Rev.
7/26/10
www.SpectrumMicrowave.com
Spectrum Microwave · 2707 Black Lake Place · Philadelphia, Pennsylvania 19154 · PH (215) 464-4000 · Fax (215) 464-4001
Embedded System
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