DBS-Band
SPECIFICATIONS, VZU-6997CY
Electrical
Electrical (continued)
Frequency
17.3 to 18.4 GHz
Group Delay
0.01 nsꢀMHz linear max.
(in any 80 MHz band)
0.001 nsꢀMHz sq. parabolic max.
0.5 ns pk-pk ripple max.
Output Power
TWT
Flange
750 W min. (58.75 dBm min.)
650 W min. (58.13 dBm min.)
Primary Power
Voltage
Frequency
Single pꢁase, 200-240 VAꢃ 10ꢄ
47-63 Hz
Bandwidth
Gain
1100 MHz
O P T I O N S :
70 dB min. at rated power, 88 dB max.
75 dB min. at small signal, 90 dB max.
Power Consumption
2.3 kVA typ. (small signal)
2.6 kVA max.
• Integral Linearizer
• Remote Control Panel
RF Level Adjust Range
0 to 20 dB min. (via PIN diode attenuator)
Power Factor
Inrush Current
0.95 min.
Gain Stability
At constant drive & temp.
200ꢄ max.
0.25 dBꢀ24ꢁr max.
(after 30 min. warmup)
1.0 dB over oper. temp. range (typical)
0.75 dB over 10ꢂꢃ (typical)
• Redundant and Power
Combined Subsystems
Environmental (Operating)
Over temp., constant drive
(any frequency)
Ambient Temperature
-10ꢂ to +50ꢂꢃ operating
-40ꢂ to +70ꢂꢃ non-operating
• Block Upconverter (contact
CPI for specs)
Small Signal Gain Slope
0.02 dBꢀMHz max.
Relative Humidity
Altitude
95ꢄ non-condensing
Small Signal Gain Variation
Across any 80 MHz band
Across tꢁe passband
Across tꢁe passband,
witꢁ linearizer
10,000 ft. witꢁ standard adiabatic
derating of 2ꢂꢃꢀ1000 ft., operating;
50,000 ft., non-operating
1.0 dB pk-pk max.
4.0 dB pk-pk max.
Shock and Vibration
Designed for normal transportation
environment per Section 514.4
MIL-STD-810E. Designed to
witꢁstand 20G at 11 ms
6.0 dB pk-pk max.
1.30:1 max.
Input VSWR
Output VSWR
1.30:1 max.
(1ꢀ2 sine pulse) in non-operating
condition.
Load VSWR
ꢃontinuous operation
Full spec compliance
Operation witꢁout damage
2.0:1
1.2:1
Any value
Mechanical
Cooling (TWT)
Forced air witꢁ integral blower
Rear air intake & exꢁaust
Maximum external pressure loss
allowable: 0.5 incꢁes water column
Residual AM, max.
-50 dBc below 10 kHz
-20 [1.5 +log F(kHz)] dBc,
10 kHz to 500 kHz
-85 dBc above 500 kHz
RF Input Connection
RF Output Connection
Type SMA female
Phase Noise
WR-62 waveguide flange,
IESS-308ꢀ309
pꢁase noise profile
Aꢃ fundamentals related
grooved, tꢁreaded UNꢃ 2B 6-32
-12 dB
-36 dBc
RF Output Monitor
Type SMA female
Sum of spurs (370 Hz to 1 MHz) -47 dBc
Dimensions (WxHxD)
19 x 8.75 x 25 in.
(483 x 222 x 635 mm)
AM/PM Conversion
Harmonic Output
Noise and Spurious
2.5ꢂꢀdB max. for a single-carrier at
8 dB below rated power
Weight
100 lbs (45.4 kg) max.
-60 dBc at rated power,
second and tꢁird ꢁarmonics
Heat and Acoustic
Heat Dissipation
Acoustic Noise
2,000 Watts max.
<-120 dBWꢀ4 kHz, below 16.5 GHz
68 dBA (as measured at 3 ft.)
<-65 dBWꢀ4 kHz, 17.3 to 17.8 GHz
<-60 dBWꢀ4 kHz, in passband witꢁ
linearizer
<-105 dBWꢀ4 kHz, 18.9 to 26.0 GHz
<-125 dBWꢀ4 kHz, 26.0 to 40.0 GHz
Noise Figure
10 dB max.; 15 dB max. witꢁ
optional integral linearizer
Intermodulation
-24 dBc at 7 dB OBO witꢁout linearizer;
-24 dBc at 3 dB OBO witꢁ linearizer
Certificate Number: 30515
For more detailed information, please refer to the corresponding CPI Technical Description.
Note: Specifications may change without notice as a result of additional data or product refinement.
Please contact CPI before using this information for system design.
MKT 231, ISSUE 2
04/08
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