Tag Archives | carlsbro repair

Keyboard amp repair Calrlsbro colt 45-1

Keyboard amp repair – Carlsbro Colt 45.

This keyboard amp repair was for a Worksop based violinist who uses the full range speaker with his electric violin. The amplifier was obtained second hand and had developed an intermittent problem in which the amp would drop out almost completely, leaving only a tinny high frequency signal. At first, I suspected that the LF […]

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Carlsbro Repair

Carlsbro Repair – Cobra 80

Carlsbro Repair – Cobra 80 The owner of this Carlsbro repair complained of an intermittent crackling and occasional dropout. The fault was found to be within the power supply – a not uncommon source of trouble in bass amp repairs. One of the pins on the bridge rectifier had developed a hairline crack through the […]

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