X-Band
SPECIFICATIONS, VZX-2783C1
Electrical
Environmental (Operating)
Frequency
8.0 to 12.75 GHz
Ambient Temperature
-10° to +40°C operating
-20° to +70°C non-operating
TWT Model Number
VTX6389L3 (modified)
Relative Humidity
Altitude
95ꢃ non-condensing
Output Power
TWT
Flange
1200 W min.
1000 W min.
Up to 10,000 ft (3000 m) witꢁ standard
adiabatic derating of 2°ꢀ1000 ft.
O P T I O N S &
C O M PA N I O N
P R O D U C T S :
Bandwidth
Gain
4.75 GHz
Shock and Vibration
Acoustic Noise
Designed to meet conditions normally
encountered in tꢁe laboratory
63 dB min. at rated power output
66 dB typ. at small signal
72 dBA one meter from front panel
• Mimic Remote Control
Panel
RF Level Adjust
0 to 20 dB continuous
0.1 dB
Mechanical
Output Power Adjustability
Gain Stability (typical)
Cooling (TWT)
Forced air witꢁ integral blower
and power supply fan. Maꢂimum
eꢂternal pressure loss allowable:
0.25 incꢁ water gauge.
0.25 dBꢀ24 ꢁr maꢂ.
(at constant drive and temp.)
Small Signal Gain Slope
0.02 dBꢀMHz maꢂ.
RF Input Connection
RF Output Connection
RF Power Monitors
Type N female
WRD-650
Small Signal Gain Variation
(typical)
8.0 dB pk-pk maꢂ. over tꢁe
4.75 GHz bandwidtꢁ
Input/Output VSWR
Load VSWR
1.25:1 maꢂ.
Type-N female
2.0:1 maꢂ. for full spec compliance;
any value witꢁout damage
Dimensions (W x H x D)
RF Drawer
19 ꢂ 17.5 ꢂ 28 in.
(483 ꢂ 445 ꢂ 711 mm)
19 ꢂ 8.75 ꢂ 24 in.
(483 ꢂ 223 ꢂ 610 mm)
Residual AM
-45 dBc up to 4 kHz,
Power Supply
-20 (1.25 +log F kHz) dBc,
4 kHz to 500 kHz (F in kHz)
-80 dBc above 500 kHz
Weight
RF Drawer
Power Supply
Interconnect
180 lbs (82 kg)
100 lbs (45 kg)
10 lbs (4.5 kg)
Harmonic Content
-10 dBc typ.
Primary Power
3 pꢁase, 5 wire
208ꢀ120 V 10ꢃ, or
380-415ꢀ220-240 V 10ꢃ,
47-63 Hz;
5 wires are: Pꢁase 1, 2 & 3, neutral
and ground connection.
Power Factor
0.90 min. (at 50 Hz)
Power Consumption
6.9 kVA (typical)
7.5 kVA maꢂ.
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-202, ISSUE 2
06/07
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