TachMatch Boost Model TM-03 Specifications

Dimensions

2.60" W (including flanges) x 3.60" L x w1.10" H

Weight (electronics module)

3.9 Oz. (+1.3 Oz for harness).

Enclosure Construction

Powder-Coated Aluminum

Wire Length

36" red, white, orange (unterminated); 6" black (with #10 ring terminal)

Wire Size

#16 red, black, orange; #18 white

Pin Numbers

1-Red (+12V), 2-Black (Gnd), 3-Orange (Tach out), 4-White (Tach Trigger In)

Operating Temperature

Approx 130 degrees F in typical installations when used in current-mode. No appreciable heat rise when driving voltage-mode tachometers..

Power Input Requirements

12-14.4 DcV switched input (< 25mA)

Ground Wire Current

< 1.8 Amp peak (.5 A average)

Frequency Conversion Ratios

1:1 (e.g., 8:8),  4:3 (e.g., 8:6),  3:2 (e.g., 6:4),  2:1 (e.g., 8:4), 1.33:1 (e.g., 6:8), 1.5:1 (e.g., 4:6), 1:2 (e.g., 4:8), Variable (Vintage Only)

Maximum RPM

~8,000 RPM for 8 cyl, > 10,000 RPM for 6 cyl and less

LED Indicator Function

Power on, engine not running: steady on;

Engine running: turns off during trigger input.