Tachometer Multimeters
MODEL: 2236A
CODE: 71913
Time Base：6MHz Quartz crystal
Sampling time：0.5sec（over 120 RPM）
Range select：auto range
Circuit：Exclusive one-chip of microcomputer
LSI circuit.
Battery： 4 * 1.5V AA
Power Consumption：Approx. 35mA (LED)
Approx. 30mA (Laser)
Operation Temp.：0 to 50°C(32 to 122°F)
Size：184 x 76 x 30 mm
Weight：204g (including battery)