Strathearn Audio Limited

Roderick F Jones

Dexter R Plummer

Donald George Buchanan

This invention relates to arrangements for use in controlling the movement of a pivoted arm and it has particular, though not exclusive, application in controlling the movement of a phonograph pick-up arm.

Phonograph pick-up arm control arrangement

An electrical circuit for use in controlling the coupling between two separate channels including a first transistor for connection in a first channel, a second transistor for connection in a second channel, a first and a second electrode of each transistor being connected in a respective output signal current carrying path, first signal coupling means connected between the said two first electrodes and second signal coupling means connected between the said two second electrodes, one of the said signal coupling means being variable.

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London, United Kingdom

Roderick F Jones