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Discussions concerning content, circuitry, source code, etc for the 1st & 2nd editions.

Discussions concerning content, circuitry, source code, etc for the 3rd edition.

General tech discussions on all types of metal detectors: VLF, 2-box, BFO, off-resonance, PLL, etc. Questions, ideas, and anything else that moves you.

Tech discussions specific to Pulse Induction

Same as the Tech forum, but coil-specific.

Detector mods, plus any other useful add-ons.

If you have a schematic to share, post it here. Please read the Intro post for rules on posting schematics.

A place to discuss the non-technical aspects of metal detectors. Your favorite detectors, favorite features, or favorite accessories.

Tech discussions on mags.

Technical books, papers, and literature related to treasure hunting technology. Any books written by Geotech members are made sticky at the top of the forum.

Tech discussions on sonar, transducers, and towfish construction.

Other geophysics techniques, including earth resistivity, GPR, infrared, induced polarization, etc.

Vacuum forming, coil winding, packaging... anything mechanical.

Cool circuits, tips, techniques, PCB methods, test equipment, etc.

This is a special section dedicated to coding techniques, tips, tricks, methodology, programming various modules, MCUs, digital filters, etc. Basically, anything code-related.

Got a something in mind you would like to see designed? Post it here and see who can come up with the best solution.

Projects that have been reasonably completed

Projects that are currently being developed

Project that were never completed but may still have good info

Detectors, parts, electronics, and so forth. No dealer restrictions.

Buy-Sell-Trade-Discussion specifically for treasure mags, books, & other publications.

Pics & info on vintage detectors, for those who like "the good ol' days" of digging everything.

Unique vintage metal detector info donated by denizen 'Melbeta'.

Those who have products & services they would like to advertise may do so here. Please read the Intro post.

Problems with the forums? Suggestions for improvements? Post them here.

Italian website run by Leonardo Ciocca. Since 2009, a technical reference point. Objective and impartial to all lovers of the metal detector.

Spanish metal detecting forum.

at Findmall.com

Tech forums dealing with the various Pulsdetektor projects. German only, Click Here for a BabelFish English translation.

Lots of technical forums, but all in Russian. Click Here for a BabelFish English translation.

THunting.com is the former host for Geotech. These are general Treasure Hunting forums.

The world's largest forum dedicated to the discussion of LRLs and related devices.