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July 5th, 2022 Total archive posts: 985
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Cool A/F Meter

I'm thinking about this very simple device for my next car project: a 4-led lambda meter that provides simple and readable information on your air/fuel ratio. Nice for turbocharged cars, and only $60.

Compared to the $1000 MoTeC unit, it's a little more affordable, although it's not a true 5-wire NGK/NTK UEGO controller. An even more simple approach of literally using a voltmeter may be another alternative. Or there's always Autometer. Also:

by Christopher Heiser on February 2 22:21

DVDs Breaking Down

Remember when they revealed that CDs only last about 10-20 years? Well, it looks like DVDs may have even shorter lifespans. Nice work, recording industry.

by Christopher Heiser on February 2 15:21
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