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Portable Stroboscope

Manufacturer: Philips
Model: PR9113

Description

The stroboscope is a combination of a high-intensity stroboscope and digital frequency meter.

Specifications

Readout Accuracy	±1/min resp. ±0.1/s
Accuracy	max. 0.001 %

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Operating Instructions

Select required flash frequency sub-range with switch.
Switch on the device by setting power switch to "on".
Set flash frequency to required value using frequency controls.
Select either flashes/min or flashes/s to be displayed using switch.
Activate flash lamp with switch at the grip of the flash-torch.

PRECAUTION!

A very small fraction of the population is susceptible to epileptic seizures induced by light flashing at frequencies of 8-15 Hz. Students with a personal history of epilepsy are advised not to use a stroboscope at these frequencies.

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keywords: time measurement device, period measurement device, light source, frequency generator.

Document created August 12 1996. Original author: Phil Scolieri.
Last updated 08/19/96. Revised by David Harrison.