Dating early laney amps
The first of these is whether the splitting is active or passive.
This may not be as simple a choice as it first appears.
Early Laney top mount amp, dating as far as I have been able to tell from around 1967 or 8.
Laney Supergroups are often referred to as “the poor man’s Plexi”, but they are actually closest in circuit topology and component values to the ’65-66 JTM50, when Marshall had moved to using EL34 output valves and was phasing out valve rectifiers in favour of solid state, but before the Plexi’s evolution of the ‘high treble’ channel, associated tonestack and feedback component values and stiffer power supply.
Splitting the pre-amps from the power amps gives a much more consistent control of the sound of the system.
Again, please keep their identity a secret Click on the "Continue" button search with your zip/postal code.The main problems that occur with this type of set up are that, at best, the guitar signal fed to each amp head is wholly dependent on the sonic quality of the effect pedal circuitry used and, probably more importantly, in order to alter the sound being produced on stage, each amplifier will have to be adjusted individually.