Build it yourself - 60W power amplifier for the 432MHz (70cms) band, model PA432-60.
Uses the latest Mitsubishi MOSFET PA module to deliver 60W linear output power for SSB, or up to 75W for CW/FM. Mini-kit comprises all the components that fit on the
PCB, including undrilled heatsink. Heatsink can be supplied pre-drilled and tapped for an extra £12.
Any mode - can be used for SSB, CW, FM, ATV and DATV. Heatsink measures 200 x 200mm, and is suitable for constant use at 100% duty cycle without the need for a fan as long as the fins are upwards and vertical.
Nominal input power is only 40mW. Higher input powers up to 2W can be accomodated with an on-board input attenuator. Requires +13.8V DC supply at 12A.
Features :- Fully solid state, covers the whole band 420-450MHz, no
tuning required, linear operation, selectable PTT operation.
Supplied
with comprehensive construction manual. Mini-kit does not
include case, connectors, switches etc. This kit uses surface mount
components, and is intended for those with some experience of kit
building. Also available ready built and tested, or as a full kit with
case, switches, LEDs, connectors etc.
See the GH Engineering web site for more details :-
www.ghengineering.co.uk/products
Please ask if you have any questions.
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