PTV09 series 9mm rotary linear potentiometers with a carbon element, insulated shaft and centre detent option (stock numbers 737-7821, 827-4990, 827-5022 and 737-7830). These PTV09 rotary linear potentiometers are PCB horizontal mounting apart from stock number 737-7818 which is vertical/side mounting. For further details please refer to datasheet. Typical applications for these PTV09 rotary potentionmeters include commercial communications equipment, portable electronics, amplifiers, mixers, drum machines, synthesizers and commercial applicances.