tube straightener for sale, brand-new and used.

This is a Precision 612 Tube Tester with original manual in nice condition with cool Westinghouse logo on it. This tube tester is in working condition and shown testing a 6L6 Tube and a 12AX7 Tube. Tube tester also comes with a mounted seven and nine pin straightener.

You are bidding on (1) NOS GE JAN-12AU6 electron tube, made in the USA in 1966; date packaged 8/67. Green silkscreen, gray ribbed plates, double mica spacers, copper rods, and top mounted getter. Tube ships in the original box as shown.

You are bidding on (1) NOS Chatham Electronics/Tung-Sol 6D4 electron tube, made in the USA in 1958. High quality 6D4 electron tube made under contract for the US Government back in the 1950's; this will work in any gear requiring a 6D4 electron tube. Black plates, white silkscreen, dual mica spacers, and top mounted getter.

You are bidding on a lot of (2) Super Silvertron 27 electron tubes, made in the USA in the 1950's or possibly 1940's. Both have a white "TESTED" sticker on the tube. Tubes will ship in generic individual tube boxes.

You are bidding on (1) NOS GE JAN-12AU6 electron tube, made in the USA in 1978. Green silkscreen, gray ribbed plates, double mica spacers, copper rods, and top mounted getter. Tube ships in the original box as shown.

You are bidding on (1) Philco 15 electron tube, made in the USA in the 1940's. Tube has a white "TESTED" sticker on the tube. Tube will ship in generic individual tube box.

You are bidding on a lot of (2) GE 5751 electron tubes, made in the USA in the 1960's. Gray ribbed plates and top mounted round disk getter. Green silkscreen is largely worn.

You are bidding on (1) Motorola 5DJ4 electron tube made in the USA in 1962; date code 62-13 indicates 13th week of 1962. Photo is of the actual tube you will receive; will be packaged in a generic individual tube box. Gray plates, copper flashed plates, and top side mounted halo getters.

You are bidding on (1) NOS GE JAN-5727 electron tube, made in the USA in 1981. High quality rugged 5727 / 2D21 electron tube made for the US military. Green silkscreen, gray plates, double mica spacers, and top mounted round halo getter.

You are bidding on (1) New Shuguang 6V6GT tube, made in China. Dark glass and white printing on the glass. Tubes are from a bulk case of 100 and ship in individual white boxes.

You are bidding on (1) RCA 6SN7GTB electron tube, made in the USA in 1959; date code of 59-43 indicates 43rd week of 1959. Black plates, dual mica spacers, and bottom mounted D-getter. We got this tube with a large lot we purchased and all had been tested on an Amplitrex AT-1000 digital tube tester.

You are bidding on (1) Sylvania 6AK5 electron tube, made in the USA in the 1950's. Black plates, dual mica spacers, and top mounted square getter. We got this tube with a large lot we purchased and all had been tested on an Amplitrex AT-1000 digital tube tester.

You are bidding on (1) Hewlett Packard 6AK5 electron tube, made in the USA in the 1950's. Yellow silkscreen, double mica spacers, black plates, and top mounted round halo getter. We got this tube with a large lot we purchased and all had been tested on an Amplitrex AT-1000 digital tube tester.

You are bidding on (1) NOS RCA 6CM6 electron tube, made in Canada in the 1970's. Red silkscreen, double mica spacers, gray plates, copper rods, and top mounted round halo getter. Tube ships in the original box as shown.

Please select the MODEL and QTY of the tube type you wish to purchase from the drop down menu above. Note photo is a representative box of USED tubes, the tube(s) you are purchasing may or may not be shown in the photo (we have 100,000's of tubes we are selling off). All tubes in this listing will ship in a generic individual tube box.

You are bidding on (1) NOS Sylvania 6BA8A electron tube, made in the USA in 1963. Green silkscreen, silver oxide coating, copper rods, double mica spacers, and top mounted round halo getter. Tube ships in the original box as shown; box is rough.

You are bidding on (1) Sylvania 6D4 electron tube, made in the USA in 1956. High quality 6D4 electron tube made under contract for the US Government back in the 1950's; this will work in any gear requiring a 6D4 electron tube. Black plates, green silkscreen, dual mica spacers, and top mounted box getter.

You are bidding on (1) National Union JAN-6L6GA electron tube, made in the USA in the 1950's. Gray smoked glass. Tube will ship in a generic individual tube box.

You are bidding on (1) NOS Sylvania CAA 6D4 electron tube, made in the USA in 1953. High quality 6D4 electron tube made under contract for the US Government back in the 1950's; this will work in any gear requiring a 6D4 electron tube. Black plates, green silkscreen, dual mica spacers, and top mounted D-getter.