Excellent pair of EI flat plate ECC83, pre war with codes.  

Different labels.

Super high testing at 2030/2130 & 2230/2225 where good is 1000 and typical NOS 1700+ in the Maxi-preamp 2 preamp tube analyzer.

Listening tested for excessive noise and microphonics in a Maxi-preamp 2 noise tester.

All tubes are guaranteed to test good or may be returned.  

Shipping includes insurance.

Please see our other items for more vintage tubes & audio.

We combine orders for shipping.

We do not change values for customs.  

Thank You.