Thorn EMI TWT Amplifier

7.5-17GHz 2kW Pulsed

 

 

General Characteristics:

  • Frequency:  7GHz - 17GHz*

  • Output Power:  >1000W Pulsed 
    (>300W 16.5-17GHz)

  • Gain:  >80dB

  • Power supply requirements:
    415-440V 3ph, ~5A, 50-60Hz.

  • RF Input Connection:  Type N

  • RF Output Connection:  WRD750

  • Dimensions:  450 x 310 x 600 mm

  • Weight:  92Kg

  • Liquid Cooled

 

 

Front panel view, showing RF input and output connections.

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Rear panel view, showing cooling pipes and mains power cable.

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Internal view showing TWT elapsed time indicator.

 

 

Measured performance:  Output Power

 

 

Measured performance:  Linear Gain

 

 

Measured performance:  Pulse Shape

 

This unit is a TWT (Traveling Wave Tube) amplifier unit manufactured by Thorn EMI Electronics, originally for an EW system.

Providing a minimum output power of 1000W (Pulsed), and a maximum output up to ~2kW from 7.5-16GHz (300W minimum from 16.5-17GHz), and over 80dB of gain, this amplifier is useful in a variety of commercial and hobbyist applications.  The following are a few of the possibilities:

This amplifier provides a pulsed RF output.  Pulses are externally triggered up to a maximum rate of 7kHz by a TTL or 5V CMOS compatible signal.  The RF pulse begins within 0.5uS of the trigger pulse, and the pulse width is approximately 5.5uS (internally limited).  RF pulses may be externally gated to a shorter duration, but may never be longer than this internally defined limit.

The cosmetic condition of this unit is excellent.  It is self-contained and simple to operate.  We will supply the unit with a 2m mains cable and standard 1/2" hose connections.  An external power isolation switch is strongly recommended, as the unit is not fitted with one.  Cooling requirements are modest, enquire for details.  We have a large stock of WRD750 waveguide and other components including bends, couplers, switches, horns, transitions, rotary joints and terminations.

 

For quotation, please use ref: G2

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