Easy DIY Adapter - 5V ECU tacho signal to 12V dial
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Easy DIY Adapter - 5V ECU tacho signal to 12V dial
![](https://content.instructables.com/FOF/LS8N/G69MVF8R/FOFLS8NG69MVF8R.jpg?auto=webp)
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Easy DIY Adapter - 5V ECU tacho signal to 12V dial
![](https://www.miataturbo.net/attachments/ecus-tuning-54/112329d1399589832-tach-adapter-na-w-stock-ecu-cop-tachadapter.png)
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![](https://www.eleccircuit.com/wp-content/uploads/2022/05/USB-5V-to-12V-DC-DC-Step-Up-Converter-circuit.png)
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