1974 Marshall Super Bass 100W – Mullard Mustard Capacitors, KT77 Power Tubes

For sale is a 1974 Marshall Super Bass 100-watt all-tube amplifier, one of the iconic representatives of the classic British sound.

Marshall amplifiers from the 1970s have rightfully earned their legendary status, delivering huge dynamics, full low end, rich mids, and that unmistakable British character that continues to make vintage Marshalls highly sought after by guitarists worldwide.

What makes this particular example especially interesting:

1974 vintage – from the classic JMP era.

Mullard Mustard capacitors – featuring these highly desirable period-correct capacitors, which are among the most appreciated components found in vintage Marshall amplifiers and add to their appeal among collectors and enthusiasts.

KT77 power tubes – the amplifier is currently fitted with KT77 output tubes. Closely related to the EL34 but with their own distinctive character, KT77s offer an interesting alternative within the classic Marshall sound palette.