AMERITRON ALS-600S

No tuning, no fuss, no worries -- just turn on and operate ... includes AC power supply, 600 Watts output, continuous 1.5-22 MHz coverage, instant bandswitching, no warm up, no tubes to baby, fully SWR protected, extremely quiet, very compact. Ameritron's revolutionary ALS-600S is amateur radio's ONLY linear amplifier that uses four rugged TMOS RF power FETs, giving unequaled no-tune solid state performance. Includes ALS-600 Amplifier and a 120/220 VAC, 50/60 Hz AC switching power supply for home operation. Instant bandswitching, no tuning, no warm up Output Power -- 600 Watts PEP, 500 Watts CW Continuous Coverage -- 1.5 to 22 MHz; 10/12 Meters with easy-to-install optional kit, $29.95 plus s/h SWR Protection -- prevents amplifier damage if you switch to wrong band, use wrong antenna or have high SWR Over Power Protection -- if output forward power or reflected power exceeds safe level, output power is automatically reduced to prevent amplifier damage by controlling ALC to exciter.