Besides the famous 6L6 beam pentode, the 5881 is one of the most popular power amp tubes for guitar amplifiers. Thanks to its mechanically solid construction, the 5881 is extremely robust and microphone resistant. Of course, all S4GB tube sets from BTB Elektronik Deutschland are hand-selected and matched for use in guitar amplifiers.

Overview:

• 5881 Power Tube
• singles
• Hand-selected
• Octal base
• Suitable for 6L6 types (Attention: Adjustments to the amplifier usually necessary!)