NOS NIB Western Electric USA 401A [5590] Black Plate Top D Get Vacuum Tube 100%

Western Electric $3.71
Matched, Tested & Guaranteed Vacuum Tubes

All tubes are guaranteed to be 100% as described or your money back. We are known for our excellent customer service! All tubes have been tested for mutual transconductance, shorts, leaks, gas and noise on one of our calibrated Hickok TV-7 tube testers.

Any pair or quad described as matched means that the tubes will have the same exact construction and will test within a close range of each other for Mutual Transconductance. The last matching criteria is by date codes, which we do match when possible.

Actual Brand: Western Electric
Printed Brand: Western Electric
Type: 401A [5590]
Number of Tubes: Single
Plate Construction: Black Smooth
Getter Construction: Top D
Country: USA
Visible Date Codes:
Lettering Condition: Like New
Box Included: 1 Box-Original
Tests NOS: Yes
Actual NOS (Some Tubes Test NOS but have a few hours on them): Yes
Notes:
Mutual Transconductance (Gm) Test Data: 82 where the minimum good value is 50 and the New Old Stock (NOS) value is 82 or 100% of what a new tube should test

 


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Description

Matched, Tested & Guaranteed Vacuum Tubes

All tubes are guaranteed to be 100% as described or your money back. We are known for our excellent customer service! All tubes have been tested for mutual transconductance, shorts, leaks, gas and noise on one of our calibrated Hickok TV-7 tube testers.

Any pair or quad described as matched means that the tubes will have the same exact construction and will test within a close range of each other for Mutual Transconductance. The last matching criteria is by date codes, which we do match when possible.

Actual Brand: Western Electric
Printed Brand: Western Electric
Type: 401A [5590]
Number of Tubes: Single
Plate Construction: Black Smooth
Getter Construction: Top D
Country: USA
Visible Date Codes:
Lettering Condition: Like New
Box Included: 1 Box-Original
Tests NOS: Yes
Actual NOS (Some Tubes Test NOS but have a few hours on them): Yes
Notes:
Mutual Transconductance (Gm) Test Data: 82 where the minimum good value is 50 and the New Old Stock (NOS) value is 82 or 100% of what a new tube should test

 


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Additional info

SKU: TS7330
Availability: Ships in 1 business day or less.
Shipping: Calculated at Checkout