Monday 01 December 2008
RF power amplifiers for EMC applications
Teseq (distributed in Australia by Westek) has released a large range of RF broadband, power amplifiers covering frequencies to 6 GHz and with output powers to 1100 watts, suitable for EMC immunity/susceptibility testing including radiated and conducted interference testing protocol requirements for general, commercial, military and automotive applications.
The Teseq amplifiers are all class A and are capable of operating safely into open and short circuits, with low distortion and linear performance. A typical example is the Teseq CBA100M-110, 10 kHz to 110 MHz, class A, broadband amplifier. The unit is powered from a switched mode power supply, features high power factor and wide voltage range operation.
The unit is air-cooled with integral fans, and is protected against faulty cooling by excess temperature sensing. A safety interlock connector is provided, which the user can short circuit to ground, to put the amplifier into standby mode. Front panel indicators are provided to indicate over-temperature and RF interlock operation.
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