140W CW CLASS AB HF RF POWER AMPLIFIER PALLET TYPE SYM1669

£95.00

6 in stock

Description

Operating frequency  7 – 28 MHz (HF Bands)

Classs of operation  AB(pushpull)

Output power   140W CW typical(depends on driving/oper.voltage)

Operating voltage  12 -13.5 V DC

Current consumption   20A max.

Driving power  5 – 10 W CW max.

Dimensions    150x80x35 mm (heatsink base)

Weight   425gr

DESCRIPTION

This amplifier was based on the famous Motorola application notes AN593,AN762,EB27 on which all modern solid state HF Communications tranceivers/transmitters were based.All well known manufacturers adopted these original designs to following modern semiconductor production from various firms arround the world.This one is based on the 2SC3240 type manufactured by Mitsubishi and considered to be one of the most successful bipolar devices ,so firms like Yaesu,Icom ,National did not replace it until it was discontinued by the manufacturer.

The transistors are used in matched pairs so can operate at their best performance.Every unit is accompanied by a detailed electronic diagram and application information sheet.

FOR OBVIOUS REASONS,WE DO NOT ACCEPT ANY RETURNS ON THIS PRODUCT!

THIS PALLET MUST BE BOLTED ON A SUITABLE HEATSINK OF AT LEAST 1C/W CAPABILITY AND/OR USED IN COMBINATION OF AIR BLOWER.THE BASE/HEATSINK PLATE IS 8mm THICK WITH FASTENING HOLES,CAN BE ATTACHED ON ANY SUITABLE BLOCK.

WARNING!YOU MUST BE PROPERLY LICENCED TO OPERATE THIS UNIT ON THE AIR!WE DO NOT ACCEPT ANY RESPONSIBILITY FOR ANY ILLEGAL USE OR ANY KIND OF CONSEQUENCES CAUSED BY THIS.

Additional information

Weight 450 g
Dimensions 160 × 90 × 10 cm

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