A huge range of pre-amp, input valve, phase splitter and driver valves. B9A (9 pin) & B7G (7 pin) listed here. Such as the 12AX7, ECC82, 6AU6 and 6922 to name a few.
Double triode driver valve, can be used in place of 5687, E182CC, 6840 and 6BC7.
A miniture, small signal dual triode, sutiable for voltage amplifier and driver stage application.
The 5687 is a miniature, medium-mu twin triode for use in general-purpose. amplifier applications.
The 5751 is equivalent to the ECC83 but has a lower mu figure than the ECC83/12AX7.
A medium-mu twin triode. Equivalent to the ECC88.E88CC, 6DJ8 and 7308 valve