Matched Codes Pair Sylvania USA NOS NIB 6072 Audio Tubes Premium Low-Noise 12AY7

- Very Hard to Find, Matched Codes Pair

Premium quality, long-life and low-microphonics version of 12AY7. 

Heater current raised to 0.175A at 12.6V, or 0.350A at 6.3V.

Tubes Test +++NOS with closely Matched triode sections

Tubes are closely Matched on TV-2/u

Tube 1 - Triode 1/2: 118% / 120%

Tube 2 - Triode 1/2: 120% / 118%

Tubes are Fully Guaranteed as Described and Pictured.  

New in Original Boxes

Due to recent changes in worldwide Shipping services, Please contact for shipping options and prices for your country.

***Shipping to Greece, Norway, Poland, Turkey is $26.95 with Tracking

Tubes will be packed securely and shipped via Canada Post Air Parcel (Canada); USPS Priority (USA); Asendia Global Tracking (Europe / Asia) 

Please email with any questions before bidding.