In this article we will consider the modified version of this metal detector – VINTIK-PI (ver.2). (See the previous …
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December 3, 2019
Universal 2-channels measuring device
This project is a universal 2-channels measuring device, focused on the use of a resistive sensors. …
December 1, 2019
The simplest frequency meter
This is probably the simplest frequency meter built on the ATtiny2313 microcontroller . It allows yo…
November 30, 2019
Capacitor ESR measurement circuit (NE555)
Capacitors work without problems, but sometimes they encounter power failures or malfunctions. If th…
November 29, 2019
LM2596 regulated power supply
Considering that the efficiency of the LM317 regulator is low and the heat generation is important, …
November 29, 2019
DIY simple obstacle avoiding car (diagram and source code)
DIY simple obstacle avoiding car This simple obstacle avoiding car uses ultrasonic waves for distanc…
November 17, 2019
Universal Charger PIC16F877A
Universal Charger PIC16F877A The device Charger PIC16F877A is made on a PIC16F877A microcontroller …
November 17, 2019
Pinpointer G-NOME
Pinpointer G-NOME After reading interesting articles about metal detectors, I found this pinpointe…
November 12, 2019
Pinpointer KB_V3_VCO
Pinpointer KB_V3_VCO This Pinpointer KB_V3_VCO is a simple precision target location device that can…
November 12, 2019
Pinpointer MINIMAX-PP-II
Pinpointer MINIMAX-PP-II This device is a precise Pinpointer indicator for the exact location of the…
November 12, 2019
Pinpointer Based PIC12F675 Microcontroller
Pinpointer Microcontroller PIC12F675 Based The time spent to locate the small objects detected by a…
November 11, 2019
Pinpointer FM-2 v2
Pinpointer FM-2 v2 In present post we show the method for building the most simple metal detector Pi…
November 5, 2019
Pinpointer Velleman k7102
Pinpointer Velleman k7102 Drilling a hole in the walls with an electrical conductor or buried cabl…
September 4, 2019
FelezJoo Discrimination Fix
After a few months of research for the problems of discrimination and “Coil Error” in th…
August 13, 2019
Terminator-3 metal detector
Terminator 3 is a coin searching metal detector that operates according to the induction balance pri…
August 5, 2019
Toner Transfer PCB method
In this article I will describe the laser Print -iron method for the production of printed circuit …
August 5, 2019
AVR-910 programmer
This USB programmer is built on the Atmega8 microcontroller, it is easy to manufacture, it can be …
August 5, 2019
Chance PI assembling
The “Chance PI” metal detector uses the 1602 LCD display. We will connect the display to the microco…
August 5, 2019
Spider coil
According to reviews on the Internet, the spider coil can work with any pulsed metal detectors, but…
August 5, 2019
Chance PI download files
Chance PI PCB for DIP version (Sprint Layout 6) Chance PI PCB with MCP3201 SMD (Sprint Layout 6) Cha…
August 5, 2019
AVR Serial programmer 2
If you want to work with the AVR micro-controllers, you have to get a programmer. This article descr…
August 5, 2019
Chance PI programming
We continue to build “Chance”, after all the parts are soldered to the board, it’s…
August 4, 2019
Chance PI PCBs
Chance PI PCB for DIP Version (Sprint Layout 6): Download Chance PI PCB for SMD Version (Sprint Layo…
August 4, 2019
Chance PI Partlist
The metal detector is built on an ATmega8 microcontroller , paired with an MCP3201 AD converter . Ju…
August 4, 2019
Chance PI metal detector
After a long search on the Internet, I stopped at Metal Detector Chance PI. Since it was made by the…
August 3, 2019
Concentric coil for IDX Pro/TGSL
This document is intended to demonstrate one method of constructing Concentric Co-planer coils. Whil…
August 3, 2019
Pirate PI download page
Download Partlist Download PCB for TL074 (Sprint Layout 6) Download PCB 1 for TL072 (Sprint Layout 6…
August 3, 2019
VINTIK-PI V2 download page
Download VINTIK-PI diagram (Splan7) Download VINTIK-PI PCB Layout (Sprint Layout 6) Download VINTIK-…
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Charging Li-ion batteries
The most correct way to charge lithium batteries is to charge in two stages. This method is used by Sony …
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NCP1835 Charger
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Batteries , Download
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LTC1734 Charger
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MCP73831 Charger
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Search coils
The search coil is a vital part of your metal detector. It is the flat, typically circular disk, which generates …
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Coil calculation
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Basket Coil for Pulse Induction
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Simple PI coil for pulsed metal detector
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Pulse Induction coil 2
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Concentric coil for IDX Pro/TGSL
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Pulse Induction coil 1
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Spider coil
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FelezJoo Discrimination Fix
After a few months of research for the problems of discrimination and “Coil Error” in the Felezjoo PI, I finally …
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FelezJoo PI Download files
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FelezJoo PI Ground Test
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FelezJoo PI Air Test
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FelezJoo PI Programming
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FelezJoo PI System settings
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FelezJoo PI assembly
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FelezJoo Partlist
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FelezJoo PCB
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FelezJoo Schematic
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Pinpointer G-NOME
Pinpointer G-NOME After reading interesting articles about metal detectors, I found this pinpointer based on a small but intelligent microcontroller …
Read More » -
Pinpointer FM-2 v2
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Pinpointer Based PIC12F675 Microcontroller
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Pinpointer Velleman k7102
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Pinpointer KB_V3_VCO
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Pinpointer MINIMAX-PP-II
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Toner Transfer PCB method
In this article I will describe the laser Print -iron method for the production of printed circuit boards PCB, which …
Read More »