Posts tagged ‘weekend project’

Building a Camera with a Rather Undersized Microcontroller

A weekend project you might call an ‘inverse thermal camera’.


This time, it’s the spiders who fear.

Notes tagged ‘weekend project’

Pb Power bank

In preparation for being off-grid for a few days, I quickly built this ‘power bank’ around a 12 V 7 Ah lead gel battery. The circuit is simply pushed onto the battery’s 6.3 mm contacts and provides 3 USB ports. Charging circuitry is not included but the battery terminals are still accessible anyway.

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