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Looking to get in a hybrid for cheap? Used Toyota Prius 1.5 HSD 2004-2009 Review

Green Car Congress

I knew I wanted something for her that was cheap to maintain, had a reliable automatic transmission, came with cruise control, AC. How regularly the EV button is used to maximise electric range. It is something very cheap to fix and to inspect. It was time to buy our first car. This criteria only left the Prius in play.

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DIY Gamma-Ray Spectroscopy with a Raspberry Pi Pico

Cars That Think

So when I decided to build a cheap DIY scintillating gamma spectrometer, it was the natural choice—although I didn’t realize I’d find myself navigating around teething problems of the sort that often affect a first-generation integrated circuit. This article appears in the July 2022 print issue as “DIY Gamma-Ray Spectroscopy.”.

DIY 104
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Hi-fi, Radio, and Retro: The DIY Projects Spectrum Readers Love

Cars That Think

Far and away our most popular article in the last five years has been “ Build Your Own Professional-Grade Audio Amp on the Sort of Cheap ” (November 2018). And a follow-up to that article, “ A Web-Enabled, High Quality, DIY Audio Amp ” (March 2022), comes in at No. Are there trends in DIY projects you think we’re missing?

DIY 101
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IoT-ize Your Old Gadgets With a Mechanical Hijacking Device

Cars That Think

Participants installed the IoTIZER on a range of products, including consumer appliances and devices as well as various items around the home, including a recliner and a door lock. It's also possible to build your own MHD device for cheap , if you know what you're doing.

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Build Your Own Hi-fi Ear Defenders

Cars That Think

There are industrial solutions that pass through sounds in specific frequency ranges, but these are targeted at speech. Now, after countless versions of wiring things together, and even designing my own audio mixers, I finally have a DIY solution that works within a reasonable budget.

Building 142
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Tips: How to Make Money from Your Old Car

Clean Fleet Report

You don’t need a complete vehicle overhaul as a simple DIY quick fix and cleaning can transform a cheap piece into a priceless collector item. Others will also recondition the car, such as new painting, fresh seat covers and interior polishing to attract many buyers. What old for you could be just what someone else wants or needs.

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Build a Passive Radar With Software-Defined Radio

Cars That Think

If a reflection from an object is detected, then the time it took to arrive at the surveillance antenna gives a range. 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. James Provost.

Building 101