Lightweight Horizon Instruments P-1000 Digital Tachometer P1000-231-623-03 Now 35% Cheaper [bQkFmJU6]

Lightweight Horizon Instruments P-1000 Digital Tachometer P1000-231-623-03 Now 35% Cheaper [bQkFmJU6]

Used - very good condition. It Comes from the USA Department of the Interior ALASKA.

Input Frequency Range: Up to 400 magneto firings per second, per tachometer

12,000 RPM on a 4 cylinder engine, 5,333 RPM on a 9 cylinder engine

Input Signal Voltage: 100 to 1000 Volts AC

Accuracy: +/- ½ RPM, each tachometer

Input Impedance: Greater than 500,000 ohms, each tachometer input

Power Requirements: 7.5 – 31 Volts, DC, 200 ma. max