Noval B9A 9-Pin Gold Plated tube-valve-base-Röhrensockel
The best performing 6201W-E81CC-ECC801s from current Production
It is extra handselected for low noise, low hum, low leakage, low THD
It puts out the best Audio performance with most possible details
S4A ® "Selected For Audio" is a registered Trademark by BTB
height:55 mm - bulb diameter: 22 mm (info can variy!)
ECC 82-ECC 802
