The 1542-B Stroboscope RPM Strobe is as easy to operate as an extension lamp but is considerably
Plug in the attached power cord, push the On-Off button, point the light at the action, turn one knob until the visual image of the action slows to the desired rate or stops.
That's the sum total of the operation -plug, push, point, and turn! 180 to 3,800 flashes per minute, adjustable over a single range by a 5-turn uncalibrated control.
|1542-B||1542-B Strobe Light Tachometer, 115 V|
Accuracy: ± 0.01% , crystal-controlled time base. Display accuracy limited by resolution of display below 10,000 fpm to ± 1 fpm. Tachometer Function: LED display reads for both internal and external modes.
External Trigger: Three-terminal phone jack, > + 1.0 V pulse, > 0.75 rms sine wave, or contact closure.
Trigger Output: > 2.5 V behind 1 kΩ.
|Range||Flash Rate: 100 to 25,000||Flash Duration µs|
|1 Low||100 - 700||2|
|2 Med||600 - 4,200||2|
|3 High||3,600 - 25,000||1.2|