Name: Continuous Wave TWT Amplifiers
Brand: Teledyne MEC

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*OVER MAJORITY OF FREQUENCY RANGE - PERFORMANCE MAY BE REDUCED AT BAND EDGES.

Specifications Subject To Change Without Notice

Teledyne TWT Products are controlled by the U.S. Government and may require an approved export license. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S.

Solutions

54-model continuous wave TWT amplifier family spanning 225 MHz to 40 GHz
GRID and fixed electrode output variants available throughout the range
Power levels from 40 W to 1,000 W at 100 percent duty cycle across L, S, C, X, Ku, Ka, and Q bands
Multi-band models for programs requiring a single amplifier across two or three frequency segments
Compact and standard form factor options for weight-sensitive and rack-mount system requirements
Paired datasheet models enable direct performance comparison within a power tier

Applications

Continuous wave radar systems requiring sustained, uninterrupted RF output
Electronic warfare platforms operating across wideband or spot-frequency assignments
Satellite communication uplinks in C, Ku, and Ka bands
Electronic countermeasure systems where high efficiency reduces cooling and power demands
Test and measurement drive amplifiers for antenna range and RCS measurement
Ground-based and airborne defense electronics requiring qualified RF power amplification

Markets

Defense electronics -- radar, EW, and directed energy program integration
Satellite communications -- commercial and government ground station uplinks
Government and military systems -- programs under MIL-spec environmental requirements
Aerospace -- airborne and spaceborne RF subsystem applications
Research and test -- RF power amplification for laboratory and range facilities

Specifications

Frequency Range: 225 MHz to 40 GHz
Output Power Range: 40 W to 1,000 W
Duty Cycle: 100% (continuous wave)
Typical Gain: Up to 64 dB
Efficiency: Up to 40%
Output Configurations: GRID and Fixed Electrode (FE)
Output Interfaces: WRD 180/250/475/580/650/750, WR 22/28/42/62/75/90, SC, CMR 112, TNC, SMA, N-type

Frequently Asked Questions

What is a continuous wave TWT amplifier?

A continuous wave TWT amplifier operates at 100 percent duty cycle delivering sustained uninterrupted RF output. CW TWTs differ from pulsed TWT amplifiers which deliver high peak power at low duty cycles, and are used where constant power output is required such as satellite uplinks, CW radar, and electronic warfare jamming systems.

What frequency bands do Teledyne MEC CW TWT amplifiers cover?

The product family spans 225 MHz to 40 GHz covering L, S, C, X, Ku, Ka, and Q bands across 54 models. Narrowband models serve specific satellite and radar frequency assignments while wideband models support EW and multi-function system requirements. Multi-band models operate across two or three frequency segments such as C/X/Ku or Ku/DBS.

How much output power is available from a CW TWT amplifier?

Output power ranges from 40 W to 1,000 W depending on frequency band and model. High-power S-band models reach 630 W, Ku-band models deliver up to 600 W, and Ka-band models provide up to 40 W at 26.5 to 40 GHz. All models operate at 100 percent duty cycle delivering rated power continuously.

What is the difference between GRID and Fixed Electrode (FE) output configurations?

GRID refers to shadow gridded helix construction which improves efficiency and output stability. Fixed Electrode (FE) refers to a fixed coaxial or waveguide interface permanently attached to the TWT. Both configurations are available across the product family with selection determined by system integration requirements and output interface compatibility.

What output connector types are available?

Waveguide outputs include WRD 180, 250, 475, 580, 650, and 750 series as well as WR 22, 28, 42, 62, 75, and 90 standard waveguide flanges. Coaxial outputs include SC, CMR 112, TNC, SMA, and N-type interfaces depending on the model and frequency range.

How does efficiency compare between CW TWT amplifiers and solid-state amplifiers?

CW TWT amplifiers in this family achieve efficiency ratings up to 40 percent, competitive with or superior to solid-state power amplifiers at equivalent power levels in higher frequency bands. At power levels above 100 W in X-band and above, TWT amplifiers typically offer a size, weight, and efficiency advantage over solid-state alternatives.

What applications are CW TWT amplifiers used in?

Satellite ground station uplinks in C, Ku, and Ka band require sustained high-power CW output that TWT amplifiers are specifically designed to deliver. Electronic warfare jamming systems rely on CW TWTs for continuous broadband or spot-frequency RF output. CW radar, test facilities including antenna measurement ranges and RCS systems also use CW TWT amplifiers.

Are Teledyne MEC CW TWT amplifiers suitable for airborne applications?

Several models offer weight configurations suitable for airborne integration with units as light as 2.0 kg for compact airborne EW installations. The range includes both lightweight compact models and higher-power ground-based configurations. Suitability depends on power level, connector configuration, and environmental qualification requirements of the program.

How do I select the right CW TWT amplifier for my application?

Define the required frequency range first then select a model whose coverage encompasses the operational band. Identify the required output power level at 100 percent duty cycle accounting for system losses. Confirm the required output connector type and whether GRID or FE configuration is needed, then request a datasheet for shortlisted models to verify gain, efficiency, and physical dimensions.

Continuous Wave TWT AmplifierA continuous wave traveling wave tube (TWT) amplifier is a microwave power amplifier operating at 100 percent duty cycle, delivering sustained RF output without pulse interruption. Teledyne MEC offers CW TWT amplifiers from 225 MHz to 40 GHz for defense, radar, and satellite communication applications.

Teledyne Microwave Solutions MEC offers continuous wave TWT amplifier solutions for defense electronics, radar, and satellite communication markets. Key capabilities include: 225 MHz to 40 GHz frequency coverage, output power up to 1,000 W at 100 percent duty cycle, and efficiency ratings up to 40 percent.

Frequency Range: 225 MHz to 40 GHz
Output Power: 40 W to 1,000 W
Duty Cycle: 100 percent (continuous wave)
Efficiency: Up to 40 percent
Number of Models: 54

Continuous wave TWT amplifiers from Teledyne MEC are used in satellite ground station uplinks, electronic warfare jamming systems, continuous wave radar installations, and RF test and measurement facilities within the defense and aerospace industry.