NOTE: With an adapter, it's a wonderful replacement for 7199 tubes.

For sale is a RARE Matched Pair (2) Tungsram NOS 6BL8/ECF80 tubes. Made in Hungary. Tests very strong at NEW level.

These tubes are brand new and never used military surplus, they come in bulk packaging (see pictures)

Fantastic sounding tube that caries the legendary sound of Tungsram. 

All tubes are tested and matched on Hickok 539c tube tester.

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Welcome to Tube Maze Store

Here you will find a wide selection of NOS and reissue tubes. 

We've been in business since 2012 with great reviews on Ebay, so buy with assurance that you will get a great product and if you are not happy with your purchase we will take it back and refund you full amount - no fuss, no hassle!

We test and match all tubes before shipping on many available testers - Amplitrex AT1000, Hickok 539c, MaxiPreamp, MaxiMatcher, MaxiBurn. All tubes are also tested for noise and microphonics.