This clock used a record, needle, and tone arm to produce its sound.
The tone arms may be used independently and/or in combinations at the operator's discretion.
A special tone arm, with two needles (one above and one below), is used to play both sides of each record.
Lifting the tone arm, he set it farther in.
By maneuvering the tone arm up and down, the customer could select from 10 different records.
Turntables have been made for many years with straight tone arms and other varying designs.
He moved the tone arm back to the edge of the record and snapped the switch.
The tone arm on the turntable made by the Foundation had 12% distortion.
Mom," he said, holding the tone arm above the turning record, "I wish you wouldn't take those chances.
Murch put the tone arm on the opening grooves of the record.