- Columbus, Wisconsin, United States
- Jun 2nd
VHT Tube Tester 2 NEW In BOX AV-TT-TT2. New in box, never used. Model Number: AV-TT-TT2 • Includes two standard 8-pin octal-base adapters with dual banana plugs • Adapters accept all popular octal-base output tube types (6V6, 6L6, EL34, KT66, KT77, KT88, 6550, etc.) • Two high-quality 3" diameter metal and glass analog milliamp meters (100mA max)