>>JACKSON model 658A vacuum tube tester for radio, tv, audio and guitar tubes.. Several set up books and other important paper material.. Meter moves free and a lot of tubes can be tested on this vintage gear… Tubes tested excellent on TV-7 and then on this tester and very good comparison results… Some of the push buttons have ID’s worn but can be redone by new owner… I pulled this out of my storage and I used it a lot before I got my TV7 years ago. Very clean inside and out and will serve your needs…. I have been a radio collector for 38 years and time to clean out.. The item “JACKSON 658A vintage vacuum tube tester for radio and guitar. Tested” is in sale since Tuesday, December 22, 2015. This item is in the category “Business & Industrial\Electrical & Test Equipment\Test Equipment\Tube Testers”. The seller is “meanredvette” and is located in Ithaca, New York. This item can be shipped worldwide.