Audio Note (UK) 4300E / 300B Tubes
After listening to these new valves, that are Audio Note designed and made, we cannot recommend these valves highly enough. These are a huge upgrade to ANY 300B equipped valve amplifier – not just Audio Note amplifiers.
Specifications:
Uf =5V
If = ca1,3A
Typical characteristic:
Ua =300V Ug1 =-61V
Ia =60mA
S = 5,5mA/V Ri =700Ω
μ = 3,85
Limiting values:
Ua =450V Wa =40W
Maximum plate current of average tube for fixed bias:
Ia =70mA
Maximum plate current for manually adjusted grid bias or self-biasing:
Ia =100mA
Capacitances:
cg1 =17pF ca =11pF
cg1-a =7,5pF
1 Year (From date shipped by dealer)
