AMERITRON   High power linear amplifiers. AL-572   Base Unit. 10 - 160 metre.  Continuous.... 1300W__max output AL-811X   Base Unit. 10 - 160 metre......................... 600W___max output AL-811HX   Base Unit. 15 - 160 metre......................... 800W___max output AL-80B   Base Unit. 15 - 160 metre......................... 1000W__max output AL-800H   Base Unit. 15 - 160 metre......................... 1500W__max output ALS-500M   Mobile Unit. 1.5 - 30MHz.  Ccontinuous...... 500W___max output ALS-600   Mobile Unit. 1.5 - 22MHz.  Ccontinuous...... 600W___max output