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User manual
Stroboscope Testrecord
Stroboscope test record
The Clearaudio
for turntables.
Dramatic sound improvements can be reached only with exact calibrated speeds.
To adjust the exact speed, please choose the side for 50 / 60Hz, or the other side for the use with
78rpm (starting from the outer diameter).
Please place the stroboscope disc on your turntable platter and start the engine of your turntable.
The big advantage of the Clearaudio strobe disc is, that you can place your cartridge onto the
strobe record, while measuring the speed, as there are grooves provided on the disc. This means,
for the first time a real time speed analysis is possible under realistic circumstances.
If you have the impression that the horizontal lines move on the scale, you should set or readjust
the speed of the motor again.
- If the lines move clockwise, the speed is too fast.
- If the lines move counter clockwise, the motor speed is too slow.
Please correct the speed on your motor or turntable until you have the impression that the lines
stopped moving. After that you have reached the exact speed, you can enjoy the full potential of
your vinyl collection again.
20
satisfies the highest demands for an exact speed adjustment
- Optimal adjustment for turntables -
the speed light first.
If you choose the side without the speed light source, you can use the
regular light source for the installation, either 50Hz (outer scales) or
60Hz.
The scales are graduated in three different reading options: 33.3, 45 and
© clearaudio electronic GmbH, 2019-03
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