//main.c программа импульсного металлоискателя tracker-pi2 V1.0 за публичные усовершенствования технологии Geoscan Pulse//
//C / C++ компилятор IAR Embedded Workbench IDE AVR 7.30.4//
#include "iotiny2313a.h"...
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Other Issues
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Announcements
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Commercial vs Non-commercial posts
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| Inside the Metal Detector | ||||||||||||||||||
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ITMD1&2
Discussions concerning content, circuitry, source code, etc for the 1st & 2nd editions.
Topics: 61
Posts: 696
Last Post:
Probe PCB from Silverdog
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ITMD3
Discussions concerning content, circuitry, source code, etc for the 3rd edition.
Topics: 22
Posts: 604
Last Post:
My humble take on Proximity (PLL) design
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| Technology | ||||||||||||||||||
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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: 5,594
Posts: 86,292
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5,594 | 86,292 |
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PI Technology
Tech discussions specific to Pulse Induction
Topics: 447
Posts: 25,012
Last Post:
Felezjoo with the ability to discriminate.
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Coils
Same as the Tech forum, but coil-specific.
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Posts: 24,912
Last Post:
Detech EDS Coil
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Modifications
Detector mods, plus any other useful add-ons.
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Metal detector Detech EDS Reacher
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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.
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Last Post:
Tesoro Inca
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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: 78
Posts: 1,398
Last Post:
Manticore Achilles heel
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Magnetometers
Tech discussions on mags.
Topics: 750
Posts: 4,260
Last Post:
SENSOR OKM SCMI-15-D
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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: 15
Posts: 180
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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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873 | 3,293 |
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Geophysics
Other geophysics techniques, including earth resistivity, GPR, infrared, induced polarization, etc.
Topics: 379
Posts: 3,420
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379 | 3,420 |
by AnyScan209
06-10-2026, 12:20 AM
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Tools & Techniques
Vacuum forming, coil winding, packaging... anything mechanical.
Topics: 207
Posts: 2,230
Last Post:
AI can't invent. AI isn't creative.
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207 | 2,230 |
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General Electronics
Cool circuits, tips, techniques, PCB methods, test equipment, etc.
Topics: 601
Posts: 5,944
Last Post:
The fall of the Roman Empire.
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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: 59
Posts: 522
Last Post:
Telegram Attack!
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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: 12
Posts: 830
Last Post:
Let's make a closely MXT like detector!
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Project that were never completed but may still have good info
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| Misc | ||||||||||||||||||
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Buy-Sell-Trade
Detectors, parts, electronics, and so forth. No dealer restrictions.
Topics: 1,087
Posts: 5,703
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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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Vintage & Collectable
Pics & info on vintage detectors, for those who like "the good ol' days" of digging everything.
Topics: 191
Posts: 1,046
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191 | 1,046 |
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Melbeta's Vintage Files
Unique vintage metal detector info donated by denizen 'Melbeta'.
Topics: 91
Posts: 606
Last Post:
Discrimination just does not work!!
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Free Advertising
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Getting back on off topic
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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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Posts: 7
Last Post:
End of an era
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LongRangeLocators.com
The world's largest forum dedicated to the discussion of LRLs and related devices.
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What can they do?
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There are currently 12372 users online. 79 members and 12293 guests.
Most users ever online was 87,796 at 08:10 AM on 03-19-2026.
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Hello guys,
Since some of the topics discussed cases of fake components/chips, I decided to do a few basic experiments on the actual parameters of some operational amplifiers, compared to the declared catalog data.In this case, I was specifically interested in the frequency bandwidth of the amplifiers....06-16-2026, 11:08 PM -
Hello all,I have a Tesoro tejon (grey) that only has threshold when it decides to have a threshold and when it dose it’s only for a few seconds and disappears,I removed front panel and can wiggle the boards and threshold will come in and out faintly with threshold knob maxed out and twice I was able...06-16-2026, 06:49 PM
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Does someone has the exact type/name of the 5 pin connector used in the Minelab GPX-5000 battery? I want to buy some connectors to build a custom cable but I can only find other types of connectors, because the Minelab one is male in the cable side and female in the control box side.
I usually...06-15-2026, 02:59 PM -
1. Timing of the current BEFORE/NEXT windows of the FelezJoo
2. Recommended R/C values for MID and LATE windows in a 150µs/380µH PI circuit.
If anyone wants to participate in this project.
The idea is to make the FelezJoo capable of reliably discriminating between...06-16-2026, 03:16 AM -
Hello guys,
Since some of the topics discussed cases of fake components/chips, I decided to do a few basic experiments on the actual parameters of some operational amplifiers, compared to the declared catalog data.In this case, I was specifically interested in the frequency bandwidth of the amplifiers....06-16-2026, 11:08 PM -
Greetings from Türkiye. I've been looking for the schematic for a Tesoro Inca VLF detector for a long time. If anyone has it, could you please help? I have a Tesoro Inca VLF detector in my workshop and it's faulty and I can't repair it, and I don't have the schematic!06-13-2026, 06:43 AM