Latest from Steve Hobley


Infrared String Bass

12/18/2012

In this project we’re going to take inspiration from Len Keeler’s original Elastic String Bass. We’ll pick it up (no...

Game Show Buttons

12/18/2012

In this project, taken from Charles Platt’s book Make: Electronics, we’re going to breadboard a fairly complex circuit using 555...

Solar USB Charger

12/18/2012

Charge up your USB devices with the power of the sun. By adding a small solar panel and two diodes...

Treasure Finder

12/18/2012

Who hasn’t dreamed about owning their own metal detector and searching for buried treasure, or at least a few dropped...

Wearable Light Organ

12/18/2012

This simple, wearable circuit uses an operational amplifier (or “op-amp”) chip to convert sound into light. An LM324 op-amp and...