Noval B9A 9-Pin GOLD plated-tube-valve-base-Röhrensockel
The perfect 12BH7A for all Audio and Studio Applications
It is extra handselected for low noise, low hum, low leakage
The tube puts no extra sound to the device - it sounds very neutral
S4A ® "Selected For Audio" is a registered Trademark by BTB
height:56 mm - bulb diameter: 21 mm (info can variy!)
