DESCRIPTION:

 Matched Pair GE 6L6 Vacuum Tube NOS/NIB Tested Amplitrex AT1000

Condition

Tube:NOS

Date Code: FE 188-5 =1971

Some boxes are brittle, or have imperfections, starting to crumble if they are not salvageable will ship in plain or different brand box 

 Please note: These tubes may be NOS or test NOS but will actually have a few hours of use from the manufacturer or due from testing from 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) Filament 2) checked for shorts, Leakage 3) Grid (Gas) 

TESTED IN A

Amplitrex AT-1000

1) Filament 2) checked for shorts, Leakage 3) Grid (Gas) 

Result on 

 Tube 1 ( 6100  GM ) Where NOS value is 10%+/- =5000

Tube 2 ( 6100  GM ) Where NOS value is 10%+/- =5000

AND

Tested on Hickok 550 & 555 Minimum 300

Hickok 6000 at 6000 & 6000

Where NOS 5000

 

 

Two testers are never the same.  So this shows what I get, and what you get may be slightly different.

If I state any values they are for a guide only.

No guarantee is made that any tube will test to a specific value in the buyer?s tube tester, most all tubes are tested on at least two tube testers

This because of the variation in line voltage, different bias, and circuits.

All tubes have passed the Gas and short tests.

Rectifiers and Diode tubes do not have Transconductance values.g


 Shipment

Items are normally shipped within 1 to 2 business days of payment clearing, most of the time much sooner We ship Monday thru Friday and sometime Saturday but I can?t promise. We will do all we can to help. We ship via USPS or FedEx. 

 Return Policy
Guarantee:
I want you to be fully satisfied with your purchase. Therefore I offer a refund if this item does not meet your expectations upon initial receipt. I guarantee the item to be as described

Free Return 

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So Please DO contact us first to get a better solution before you would leave

 

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