Product Description
General Radio 1538-A / 1538A Genrad Strobotac Electronic Stroboscope / Strobe Light
Flashing-Rate Ranges: 0 to 700, 0 to 400, 0 to 25,000 flashes per min on high-, medium-, and low-intensity ranges, respectively.
Flash Duration: Approx 0.8, 1.2, and 3ms, measured at 1/3 peak intensity, for the low-, medium-, and high-intensity ranges, respectively.
Peak Light Intensity: Typically 0.6, 3.5, and 11 million beam candles (0.6, 3.5, and 11 X 10 lux measured at 1-m distance at the beam center), for low-, medium-, and high-intensity ranges, respectively. For single flash, 18 million beam candles at 1 meter.
Reflector Beam Angle: 10° at half-intensity points.
External Triggering: Either a switch closure across the input jack terminals or a 2-V (peak) positive pulse
NOTE: The video below shows a working strobe.
IF you have any conditions that might be effected by the strobe light do NOT watch it.