RF AMPLIFIER
MODEL
QBH-8981
Features
!
!
!
!
Low Noise Figure: 1.9 dB Typical
High Output Power: +21 dBm Typical
Operating Temp.: - 40 ºC
to +85
ºC
Environmental Screening Available
Available as:
QBH-8981
Typical Intermodulation Performance at 25 º C
Second Order Harmonic Intercept Point........+55 dBm (Typ.)
Third Order Two Tone Intercept Point.............+40 dBm (Typ.)
Specifications
CHARACTERISTIC
TYPICAL
MIN/MAX
Absolute Maximum Ratings
Ta= 25
ºC
30 - 200 MHz
8.1
0.20
-11
1.4:1
1.2:1
+21.0
1.9
+15
28
Ta = -40
ºC
to +85
ºC
30 - 200 MHz
7.0 Min.
0.75 Max.
-9 Max.
2.0:1 Max.
2.0:1 Max.
+19.0 Min.
3.0 Max.
+15
35 Max.
Frequency
Gain (dB)
Gain vs. Temperature
Gain Flatness dB (p-p)
Reverse Isolation (dB)
VSWR
In
Out
1 dB Compression (dBm)
Noise Figure (dB)
Power
Vdc
mA
Ambient Operating Temperature .............. -40 ºC to +100 ºC
Storage Temperature ............................... -62 ºC to +125 ºC
Case Temperature .................................................. +125 ºC
DC Voltage .......................................................... +16 Volts
Continuous RF Input Power .................................. +15 dBm
Short Term RF Input Power ...... 50 Milliwatts (1 Minute Max.)
Maximum Peak Power .................... 0.5 Watt (3
µsec
Max.)
Notes:
1.
Specifications are guaranteed when tested in a 50 Ohm system.
2.
All specification ratings are based on a DC supply voltage tolerance
of +1%.
Note: Care should always be taken to effectively ground the case of each unit.
Typical Performance Data
Legend
+ 25 ºC
+ 85 ºC - - - - - - -40 ºC
Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · (888) 553-7531 · Fax (888) 553-7532
Rev.
8/3/07
www.SpectrumMicrowave.com
Spectrum Microwave · 2707 Black Lake Place · Philadelphia, Pennsylvania 19154 · (215) 464-4000 · Fax (215) 464-4001
SPECTRUM [ SPECTRUM MICROWAVE, INC. ]
