CPI TL25XI 2.5 kW X-Band SuperLinear Indoor TWTA

CPI TL25XI 2.5 kW X-Band SuperLinear Indoor TWTA

The CPI TL25XI is a 2.5 kW X-band SuperLinear indoor traveling wave tube amplifier for wideband single- and multicarrier satellite uplinks. Covering 7.9–8.4 GHz, it guarantees 1,110 W of CW output power at the flange and provides 2,220 W peak flange power in a compact 9RU rack-mount package. Its integral linearizer delivers excellent multicarrier performance at rated power.

Output Frequency Range: 7.9–8.4 GHz
Instantaneous Bandwidth: 500 MHz
TWT Peak Power: 2,500 W (63.98 dBm) min.
Flange Peak Power: 2,220 W (63.45 dBm) min.
CW Output Power at Flange: 1,110 W (60.45 dBm) min.
Maximum CW Output Power at Flange: 1,395 W (61.45 dBm) max.
Gain at Rated Output Power: 75 dB min.
Small-Signal Gain: 78 dB min.
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: ±1.0 dB typ. across the operating temperature range
Small-Signal Gain Slope: 0.035 dB/MHz max.
Small-Signal Gain Variation: 0.5 dB peak-to-peak max. across any 40 MHz; 4.0 dB peak-to-peak max. across the 500 MHz band
Input/Output VSWR: 1.25:1 max.
Load VSWR: 1.5:1 max. for full specification compliance; 2.0:1 max. for continuous operation; operation without damage at any value
Phase Noise: 10 dB below the IESS-308/309 phase-noise profile
AC Fundamental Spurious: -50 dBc
Sum of Spurious Signals: -47 dBc
Maximum AC-Line Unbalance: 3%
AM/PM Conversion: 2.0°/dB max.
RF Harmonic Output: -65 dBc max.
IF Harmonic Output: -60 dBc max.
Noise Density: Less than -130 dBW/4 kHz from 3.4–4.2 GHz; less than -60 dBW/4 kHz from 4.2–12.0 GHz; -110 dBW/4 kHz from 12.0–40.0 GHz
Intermodulation With Optional Linearizer: -25 dBc max. at the rated 1,110 W output power
Intermodulation Without Linearizer: -25 dBc max. at 400 W output power
Intermodulation Test Conditions: Two equal carriers spaced 5 MHz apart; measured relative to the sum of the carriers
Group Delay: 0.01 ns/MHz linear max.; 0.002 ns/MHz² parabolic max.; 0.5 ns peak-to-peak ripple max.
Primary Power: Three-phase with neutral and ground; 208 VAC ±10% with or without neutral, or 380–415 VAC; 47–63 Hz, five-wire
AC Current Harmonic Content: Less than 20%, primarily fifth and seventh harmonics
Power Consumption: 5.5 kW max.; 4.9 kW typ. at 1,000 W output; 4.2 kW typ. at 800 W; 3.3 kW typ. at 200 W; 2.8 kW typ. at 100 W
Power Factor: 0.95 min.; 0.99 typ.
Cooling: Forced air with integral blower
Maximum External Pressure Loss: 0.25 in. water gauge
Operating Temperature: 0°C to +50°C
Non-Operating Temperature: -54°C to +71°C
Relative Humidity: 95% non-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 and Vibration: Designed for normal transportation per MIL-STD-810E, Section 514.4; withstands 20 g, 11 ms half-sine pulse while non-operating
RF Input: Type N female
RF Output: CPR-112 grooved waveguide flange, threaded UNC 2B 8-32
RF Output Monitor: Type N female
Ethernet Interface: RJ45 with embedded graphical user interface
Serial Interface: RS-422/485
Dimensions: 19 × 15.75 × 24 in. (483 × 400 × 610 mm)
Rack Height: 9RU
Weight: 155 lb. (70.5 kg) max.
Compliance: CE marked; EN 60215; EMC Directive 2014/30/EU; EN 61000-3-2; ISO 9001:2015 quality management

Key Features：

• 2.5 kW minimum peak X-band TWT power

• 2,220 W minimum peak output power at the flange

• Guaranteed 1,110 W CW flange output power

• 7.9–8.4 GHz X-band frequency coverage

• 500 MHz instantaneous bandwidth

• Wideband single- and multicarrier satellite operation

• Compact 9RU rack-mount configuration

• Suitable for transportable and fixed earth stations

• Integral linearizer for improved intermodulation performance

• 75 dB minimum gain at rated output power

• PIN-diode attenuation in 0.1 dB steps

• Microprocessor-controlled operation and digital metering

• RJ45 Ethernet interface with embedded GUI

• RS-422/485 serial connectivity

• Modular construction with built-in fault diagnostics

• Optional integral block upconverter

• Optional integrated 1:1 switch control and drive

• Optional redundant and hybrid power-combined systems

• Optional remote control panel

• Optional external receive-band reject filter

• Optional TWT LifeExtender/LifePredictor technology