Mobile developer Steve Bull needed to do some signal testing to pass the certification process for an app he was writing, so he improvised this Hoffman box using pots and pans found in his kitchen. A Hoffman box is a Faraday cage without the opposing electrical field or ground.
Hoffman Box – DIY in the kitchen
I make cool stuff and write about other people making cool stuff on makezine.com. If you have something you think I should see, send me a tip.
View more articles by Adam Flaherty ADVERTISEMENT
Related Articles from Make:
