ATP-100,AMPLIFIERTUNINGPULSER Upgrade Kit Each tube has a heavy

Each tube has a heavy duty Graphite Anode

Ameritron AL-80B Variants Base Model Includes built-in QSK-5PC switch USA 120V AL-80B AL-80BQ Export 220/240V AL-80BX AL-80BQX Export 220/240V CE certified AL-80BXCE AL-80BQXCE Export 120V w/10 Meters AL-80BY AL-80BQY Product Manuals

set of four matched tubes

SO-239 for RF In/Out and phono jacks for radio and amp keys

ATP-100,AMPLIFIERTUNINGPULSER Upgrade Kit Each tube has a heavyTune up your amplifier perfectly without overheating, tube damage, power supply stress, etc. The Ameritron ATP 100 Amplifier Saver lets you safely tune up your linear amplifier perfectly for full power output and best linearity. It protects your expensive amplifier from overheating, tube damage, power supply stress and arc over during tune up. It prevents premature failure and costly component replacements. Ameritrons innovative pulse tuning