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Build a Passive Radar With Software-Defined Radio

Cars That Think

Normally, when it comes to radio-related projects, my home of New York City is a terrible place to be. The biggest leap forward happened in 2012 when it was discovered that USB stick TV tuners using the RTL2832U demodulator chip could be tapped to make very cheap but effective SDR receivers.

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The Soviet-Era, Z80-based Galaksija Dared to Be Different

Cars That Think

The Galaksija is a Z80 -based, 8-bit DIY machine, cleverly designed so that its bill of materials meshed exactly with what a Yugoslavian was able to import from Western Europe. Figuring it was plain sailing from there, I canceled my Crowd Supply kit order and set off on my own.

DIY 98
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Dodge Circuit EV First Drive: electric car makes grand promises on Earth Day

Tony Karrer Delicious EVdriven

I also think it will be cheap, which is why I think someone will buy the group. That means either 3x more coal burning for that electricity, or 3x more of our limited supply of clean renewable energy diverted to transportation, leaving less renewable energy to displace fossil fuel usage elsewhere. 5 days ago AutoblogGreen for 04.17.09