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General | ||||||||||||||||||
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Announcements
Read this first before posting
Topics: 2
Posts: 2
Last Post:
Commercial vs Non-commercial posts
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Technology | ||||||||||||||||||
Tech Forum
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.
Topics: 5,451
Posts: 82,119
Last Post:
Nautilus DMC IIB
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PI Technology
Tech discussions specific to Pulse Induction
Topics: 244
Posts: 20,581
Last Post:
My AGD analog detector work
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Coils
Same as the Tech forum, but coil-specific.
Topics: 2,262
Posts: 23,832
Last Post:
Coil Specifics
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Modifications
Detector mods, plus any other useful add-ons.
Topics: 741
Posts: 7,517
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Schematics
If you have a schematic to share, post it here. Please read the Intro post for rules on posting schematics.
Topics: 1,570
Posts: 29,833
Last Post:
LOOKING FOR GOLDSCAN 4 Schematic.
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General Detectors
A place to discuss the non-technical aspects of metal detectors. Your favorite detectors, favorite features, or favorite accessories.
Topics: 39
Posts: 1,005
Last Post:
Coca-Cola Can
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Magnetometers
Tech discussions on mags.
Topics: 728
Posts: 3,992
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Technical Books, Papers, and Literature
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.
Topics: 10
Posts: 85
Last Post:
Inside the Metal Detector, 3rd Edition
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Side Scan Sonar
Tech discussions on sonar, transducers, and towfish construction.
Topics: 873
Posts: 3,293
Last Post:
JW Fishers Pulse 12
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Geophysics
Other geophysics techniques, including earth resistivity, GPR, infrared, induced polarization, etc.
Topics: 371
Posts: 3,281
Last Post:
EPE Resistivity Logger
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Tools & Techniques
Vacuum forming, coil winding, packaging... anything mechanical.
Topics: 196
Posts: 2,006
Last Post:
proteus cannot open LYT file
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General Electronics
Cool circuits, tips, techniques, PCB methods, test equipment, etc.
Topics: 570
Posts: 5,726
Last Post:
Junk store
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Programming
This is a special section dedicated to coding techniques, tips, tricks, methodology, programming various modules, MCUs, digital filters, etc.
Basically, anything code-related.
Topics: 42
Posts: 404
Last Post:
Signal synthesis for simple PI detector
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Projects | ||||||||||||||||||
Project Competition
Got a something in mind you would like to see designed? Post it here and see who can come up with the best solution.
Topics: 8
Posts: 416
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Completed Projects
Projects that have been reasonably completed
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Active Projects
Projects that are currently being developed
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Abandoned Projects
Project that were never completed but may still have good info
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Misc | ||||||||||||||||||
Buy-Sell-Trade
Detectors, parts, electronics, and so forth. No dealer restrictions.
Topics: 1,032
Posts: 5,390
Last Post:
WTB Tesoro coils
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Treasure Magazines & Books
Buy-Sell-Trade-Discussion specifically for treasure mags, books, & other publications.
Topics: 213
Posts: 456
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Inside the Metal Detector
Discussions concerning content, circuitry, source code, etc for the ITMD book.
Topics: 55
Posts: 633
Last Post:
PI Question
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Vintage & Collectable
Pics & info on vintage detectors, for those who like "the good ol' days" of digging everything.
Topics: 185
Posts: 994
Last Post:
Compass Coin Magnum........
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Melbeta's Vintage Files
Unique vintage metal detector info donated by denizen 'Melbeta'.
Topics: 22
Posts: 211
Last Post:
The First VLF metal detector............
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Free Advertising
Those who have products & services they would like to advertise may do so here. Please read the Intro post.
Topics: 119
Posts: 132
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Offsite Forums | ||||||||||||||||||
Advanced Metal Detecting Research Lab
Italian website run by Leonardo Ciocca.
Since 2009, a technical reference point. Objective and impartial to all lovers of the metal detector.
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Foro de la Asociacion de Detectoaficionados de Extremadura
Spanish metal detecting forum.
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Eric Foster's PI Tech Forum
at Findmall.com
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Pulsdetektor Forums
Tech forums dealing with the various Pulsdetektor projects. German only, Click Here for a BabelFish English translation.
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Russian Metal Detecting forums
Lots of technical forums, but all in Russian. Click Here for a BabelFish English translation.
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THunting.com
THunting.com is the former host for Geotech. These are general Treasure Hunting forums.
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LongRangeLocators.com
The world's largest forum dedicated to the discussion of LRLs and related devices.
Topics: 0
Posts: 0
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What's Going On?
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Geotech Forums Statistics
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Welcome to our newest member, ASENA1400.
Latest Topics
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by wesz71Disassembled a Nautilus DMC IIB to give it a good going over ...
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Channel: Tech Forum
Yesterday, 07:51 PM -
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by ASENA1400You may only view thumbnails in this gallery. This gallery has 1 photos.1 Photo
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Channel: Surfmaster II
Yesterday, 03:32 PM -
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by pitoBlack mark = 90cm, red = 50cm,
12V, 60mA
...-
Channel: General Detectors
03-17-2024, 03:25 PM -
trending
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by moodzLOW PASS HI PASS BAND PASS FLAT ( also why opamp noises specs are not what you think they are for PI s )
So you are designing a new Pulse Induction metal detector ... what should the preamp frequency response be and what factors are important in choosing an opamp ?
(......-
Channel: Project Competition
03-14-2024, 07:04 AM -
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by ASENA1400You may only view thumbnails in this gallery. This gallery has 1 photos.1 Photo
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Channel: Surfmaster II
Yesterday, 03:32 PM -
-
by wesz71Disassembled a Nautilus DMC IIB to give it a good going over ...
-
Channel: Tech Forum
Yesterday, 07:51 PM -
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by pitoBlack mark = 90cm, red = 50cm,
12V, 60mA
...-
Channel: General Detectors
03-17-2024, 03:25 PM -
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by ivconicThere is only one detector better than Deus: it is Deus with larger coil!
Others... from now on are history!
Deus is the worst nightmare for other md manufacturers.
I am having it from Tuesday and i don't have words to explain it.
Once you see it in action...-
Channel: General Detectors
03-23-2012, 12:06 AM -