Tag Archives: Bass amp repair

Gallien Krueger MB 150 Transformer Replacement

The Gallien Krueger MB 150 is a popular bass amp, especially with double bass players. We recently had an MB150 in for repair with a blown mains transformer, GK part No. TTO-10879-02 (equivalent to TTO-10879-01) Unfortunatley trying to source a replacement was tiresome. The UK distributor quoted 6 months lead time, and the only other […]

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MESA M-Pulse 360 Bass Amp Repair

We recently had a MESA Pulse 360 bass amp in our new workshop for repair, with a fault description that it was powering up but not passing any signal. I’d repaired an M-Pulse 360 last year with a identical fault condition, so we wondered whether the fault in both amps was being caused by the […]

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