DAWE – VINTAGE FALLING BALL ACOUSTIC CALIBRATOR TYPE 1417A - VERY GOOD CONDITION

THIS IS A VINTAGE INSTRUMENT FOR SOUND CALIBRATION.

IT IS IN PERFECT WORKING ORDER BUT THERE ARE SOME SCRATCHES AND WEAR AND TEAR TO THE PAINTED SURFACES – PLEASE SEE THE PHOTGRAPHS - AND HAS THE REFERENCE "R104" PAINTED ON THE BASE.

THIS IS A FUNDAMENTAL INSTRUMENT WHICH GENERATED A KNOWN CONSTANT REPEATABLE SOUND SOURCE FROM THE FALLING BALLS INSIDE THE CALIBRATOR.

 

INDENTITY PLATE INFO:

TYPE 1417A (SER No8228)

DAWE INSTRUMENT LTD

87.5 dB AT 10 CM (4in)

CAL. WITH TYPE 1400G (SER No1678)