walk through metal detector
Chemelec has the voted best design, but it is certainly not for beginners. Gary's Pulse Induction Metal Detectorยท Gary's Pulse-2 Induction Metal Detector Otherwise the simplest one is the 1-inch ranged one, see this from Z-X metal. ......
BFO Metal Detector
These are about the Simplest of all Metal Detector types, But still quite useful for many ... In Most BFO Detectors, L1 is either an adjustable choke with slug ......
Need Help On Fabricating A Large Detector Coil
Try Gary Chemelec-good guy, knows his electronics/metal detectors and likes to help people. ... VLF, PIs machines and does metal detector and MD coil design work. ......
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