RM KL503 – All Mode 20-30 MHz (250WAM/FM 450 SSB) Amplifier



This powerhouse 250 watts solid state mobile amplifier covers from 20-30 MHz, and will put you right in with the DX, includes a very handy 6-way output power control, and low noise pre-amplifier. Includes electronic switch and inversion polarity protection. RM KL503 - All Mode 20-30 MHz (250WAM/FM 450 SSB) Amplifier


Frequency 20-30 MHz
Supply 12-14V CC
Input Energy/Power 12-30A
Input Power 1-6W
Input Power SSB 2-12W
Output Power 250W Max
Output Power SSB 450W PEP Max
Fuse 3 x 10A
Output Power Level 6
Size 170 x 295 x 62 mm
Weight 1.5 kg
Antenna Preamplifier 26 dB


Please Note: Do not exceed Input Power – The manufacturer’s RM Italy do not repair any amplifiers that have been over-driven by mistake under warranty and charges are very expensive – If you are unsure please call or email for further details.


Additional information

Weight 1.7 kg