Simply the BEST Universal Electronic Tachometer Calibration Unit Money Can Buy!

Exclusive Features:

• Easy To Use HUMAN READABLE Adjustments - No Lookup Tables or Dip Switch Settings!
  

• Calibration Ratio Range from >99:1 to 1/99:1 or .010101:1.

• Can be Used to Reset or Modify Transmission Shift Points and Other Tachometer Related Systems.

• Compatible With Any Distributer, Sensor, MSDS (Multi-Spark), Aftermarket Ignition System or Speed Signal Without Adjustment!

• Rugged Output Drives Virtually Any Electronic Tachometer!

• Indicator LED's Confirm Input, Power & Output Signal Functions Making Your Installation & Trouble-Shooting A Snap!

• Designed to Exceed OEM Automotive Specifications for Temperature, Vibration, Electrical Spike & Short Circuit Protection.

• Easy to Readjust for Multiple Setups.

• Built-In Test Oscillator Helps in Installation & Calibration.

• No Output When Engine is Not Running, Preventing Confusing Signals for Other Units such as Auto Start and Engine Computers.

• Good For Engine Control, Cruise, Transmission Control, Tachometers & Electronic Modules.

• Only 2.25" X 2.5" X 1.0" & Very Easy to Install - Includes Complete Documentation.