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DK1s DSP knock analyzer
DK1s is an engine knock detection system by DSP technology.
One of the earliest methods which gets to know an engine combustion state is detection of a knock.
DK1s detects a knock for every ignition in an engine, and overlooks not a knock.
- Knock detection at engine setting.
- Setup of turbo boost pressure and boost controller.
- Ignition timing adjustment for engine management.
- Safety control after the adjustment by chassis dyno.
- The check of fuel quality, etc.
DK1s - DSP knock analyzer
Every one ignition is high-speed analysis.
Only knock window Filtering.
Highly precise in digital one by DSP technology.
Programmable gain and a knock level.
Knock frequency automatic setup by cylinder size.
Band path filter by digital signal processing.
Improvement in the knock S/N ratio by integration.
Dwell time, Engine RPM display.
Knock display, Red LED and External Output.
Easy operation by three buttons.
Knock level display by back light LCD
Detection of a knock is one method of getting to know an engine situation early most.
DK1s detects the existence of a knock for every one ignition.
Filtering processing only knock window.
Knock analysis highly precise in digital one by DSP.
DK1s Block diagram
Gain and knock level is programmable.
Sensor Gain Knock level
Knocking frequency automatic setup at the diameter of a cylinder.
Band path filter by digital signal processing.
Improvement in the knock signal to noise ratio by integration processing.
Dwell time displayed.
Dwell Engine RPM
Easy operation by three buttons of UP, DWN, and SET.
The level display by back light LCD.
Photo
・ Outside
・ Inside
・ Operation
Data Sheet
・ DK1s Data sheet
Manual
・ DK1s Setup Manual
Contents of DK1s
・ DK1s main unit
・ Power and ignition line connector
・ Knock sensor cable with pin-plug (Knock sensor not enclosed)