EXCELLENT MILITARY TV-7 D/U TRANSCONDCTANCE TUBE TESTERCertainly the most desired and easiest to use of all tube testers. This is also considered to be the reference standard for tube testers in regard to both quality and accuracy. Tests 4, 5, 6, 7, Octal, Loctal, 7 pin miniature, and 9 pin miniature acorn, as well as specialized micro-tubes. The socket pins are very tight, an indication of having very little use. This unit has a socket saver installed in 8 pin octal socket. Easy and quick set-up, checks for shorts, opens, gas, and gives a true mutual transconductance measurement of a tubes performance. Overall condition is very good. Outer case is original with very few marks. Extremely light wear present on face. Minimal wear to dials etc.
The AC cord and plate/grid adapter cables are in good shape.
The case has a few dings, but overall this unit is in very good condition. It comes with a copy of TM-11-6625-274-12/1 dated Jan 1962. Please see the following link for a demonstration: