Description

DESCRIPTION: FOR ONLY ONE TUBE 6BQ6GTB/6CU6 & 6BQ6GA/6CU6 6BQ6GT Photo of tubes in stock at time of listing may become obsolete as tubes are sold and stock replenished. You will receive only the tube selected, at the price shown. Type: Electronic Vacuum Tube Condition : all Tested as NOS boxes are damage TESTED IN A HICKOK 6000 1) Filament 2) checked for shorts, Leakage 3) Grid (Gas) 4) Emission Test 5) Dynamic Mutual Conductance N/A Result on gm All tube testing above ( 5500 µmhos ) Acceptable NOS Value = 5500 Where 65% fail= 3575 Please note: These tubes may be NOS or test NOS but will actually have a few hours of use from manufacturer or due from testing through time to time on them. A truly NOS tube will have excellent getter flashing condition, no dirt/grime, usually in the original box, and no filament deposits and has never been tested. Please expect the tube to have a small amount of used. * Since vacuum tubes were made 30 – 70 years ago New Old Stock or Used may have cosmetic evidence of age. This includes poor print, oxidized pins, faint discoloration, or poorly box 1. Complete visual inspection 2. Allow 3-5 minute warm up time 3. Test for actual real-life mutual conductance (life) of the tube (including any shorts,leakage,gas) 4. Test for proper gain of the tube (perhaps the single most important test of a preamp tube 5. Repeat all tests for accuracy on other tester If you purchased multiple tubes, I will combine shipping cost depending on weight and package size up to 1 pound anything over please request to combined shipping PLEASE USE "ADD TO CART" when making your multiple purchases within my listings. When done it will automatic combined. Return Policy Contact Us If you're in any way dissatisfied with your purchase, do not hesitate to contact us through " MY MESSAGES " . We will do our best to solve it for you. We are committed to ensuring that you are completely satisfied with every transaction. So Please DO contact us first to get a better solution before you would leave a Negative or Neutral feedback. Feedback ★★★★★ If you are satisfied with our products and service, please help to leave "Positive Feedback" and "5 Perfect Stars" for us when you receive your items and we will do the same for you. Thanks in advance! Track Page Views With Auctiva's FREE Counter