CPI T07DO-L1 750 W DBS-Band Liquid-Cooled Outdoor TWTA

CPI T07DO-L1 750 W DBS-Band Liquid-Cooled Outdoor TWTA

The CPI T07DO-L1 is a rugged, compact 750 W DBS-band liquid-cooled outdoor traveling wave tube amplifier designed for fixed and transportable satellite uplink systems. It delivers 630 W minimum rated amplifier flange power across 17.3–18.4 GHz, with 70 dB minimum gain, negligible acoustic noise and integrated Ethernet monitoring and control.

Output Frequency Range: 17.3–18.4 GHz
TWT Flange Power: 750 W (58.75 dBm) min.
Rated Amplifier Flange Power: 630 W (58.00 dBm) min.
Gain: 70 dB min., 81 dB max.
RF Level Adjustment Range: 0–30 dB typ. via PIN-diode attenuator, in 0.1 dB steps
Gain Stability: ±0.25 dB max. over 24 hours at constant drive and temperature after 30-minute warmup
Gain Stability Over Temperature: ±1.6 dB max. from -40°C to +55°C at constant drive
Gain Stability Over ±10°C: ±0.75 dB typ. at constant drive
Small-Signal Gain Slope: ±0.02 dB/MHz max.
Small-Signal Gain Variation: 1.0 dB peak-to-peak max. across any 80 MHz; 4.0 dB peak-to-peak max. across the full 1,100 MHz band
Input/Output VSWR: 1.3:1 max.
Load VSWR: 2.0:1 for continuous operation; 1.5:1 for full specification compliance; operation without damage at any value
Phase Noise: 10 dB below the IESS-308/309 phase-noise profile
AC Fundamental Spurious: -42 dBc
Sum of Spurious Signals: -50 dBc from 370 Hz to 1 MHz
AM/PM Conversion: 2.5°/dB max. at 7 dB below rated power; 4 dB below rated power with optional linearizer
Harmonic Output: -60 dBc at rated power for second and third harmonics
Receive-Band Noise Density: Less than -150 dBW/4 kHz across 10.7–12.75 GHz
Passband Noise Density: Less than -70 dBW/4 kHz
Intermodulation: -24 dB max. at 51 dBm output for two equal carriers spaced 5 MHz apart
Intermodulation with Optional Linearizer: -26 dB max. at 54 dBm output
Spectral Regrowth: -30 dBc at one symbol rate at 51 dBm without linearizer; 55 dBm with optional linearizer
Group Delay Over Any 80 MHz: 0.02 ns/MHz linear max.; 0.002 ns/MHz² parabolic max.; 1.5 ns peak-to-peak ripple max.
Primary Power: Single-phase 208–240 VAC ±10%, 47–63 Hz
Power Consumption: 2.21 kVA typ. at 55 dBm; 2.6 kVA max.
Power Factor: 0.95 min., 0.99 typ.
Inrush Current: 200% max.
Cooling: Liquid-cooled; water flow rate of 1 gal./min. (3.79 L/min.)
Maximum Coolant Inlet Temperature: +60°C
Operating Temperature: -40°C to +60°C
Operating Temperature with Solar Loading: -40°C to +55°C
Non-Operating Temperature: -54°C to +71°C
Relative Humidity: 100% condensing
Operating Altitude: Up to 10,000 ft. with standard derating of 2°C per 1,000 ft.
Non-Operating Altitude: Up to 50,000 ft.
Shock: 20 g peak, 11 ms half-sine pulse
Vibration: 2.1 g RMS from 5–500 MHz, non-operating
RF Input Connector: SMA female
RF Output Connector: WR-62 grooved waveguide flange
RF Output Monitor Connector: SMA female
Standard M&C Interface: RJ45 Ethernet with embedded GUI
Optional Serial Interfaces: RS-422/485 and RS-232
Dimensions: 12.75 × 10.06 × 22.25 in. (324 × 256 × 566 mm)
Weight: 82 lb. (37.2 kg) typ.
Heat Dissipation: 1,900 W typ.
Acoustic Noise: Negligible
Compliance: CE marked; ISO 9001:2015 quality management

Key Features:

• 750 W minimum DBS-band TWT flange power

• 630 W minimum rated amplifier flange power

• 17.3–18.4 GHz DBS-band frequency coverage

• Liquid-cooled design with negligible acoustic noise

• Rugged, compact and weatherproof outdoor enclosure

• Suitable for fixed and transportable earth stations

• High-efficiency dual-depressed collector helix TWT

• 70 dB minimum gain

• PIN-diode attenuation in 0.1 dB steps

• Integrated RJ45 Ethernet interface and embedded GUI

• SNMP v1, v2 and v3 support

• CAN-Bus architecture for improved reliability and noise immunity

• Built-in fault diagnostics and remote monitoring

• Modular design for simplified maintenance

• Optional integral linearizer

• Optional integral block upconverter

• Optional integrated 1:1 switch control and drive

• Optional redundant and hybrid power-combined systems

• Optional RS-422/485 and RS-232 serial interfaces

• Optional remote control panel

• Optional inlet air filter

• Optional uplink power control

• Optional air-cooled version

• Optional TWT LifeExtender/LifePredictor technology