Pirat – stands for: PI – means a pulse metal detector, and RAT – author’s site: “radioscot” . This metal …
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Pulse metal detector “Pirate”
Pulse metal detector “Pirate” Recently, such an activity as the search for various old coins, household items, and …
Read More »Arduino Digital Multimeter
Arduino Digital Multimeter Premium version 2.0.0 added The new version 2.0.0 supports USB connection with OTG cable. For more information …
Read More »Simple metal detector for beginners needs only TL074
Simple metal detector for beginners Earlier we looked at various schemes of metal detectors. They can be viewed in the …
Read More »simple metal detector with 2 NE555
simple metal detector with 2 NE555 Many radio amateurs dream of assembling a simple metal detector with their own hands …
Read More »Generalities about DIY metal detector
DIY metal detector A metal detector or metal locator is a device that locates metal containing objects in a dielectric …
Read More »Tesoro Lobo metal detector
Tesoro Lobo metal detector is an amusing device. I will not touch on its operating frequency, this is a separate topic. But …
Read More »Pulse PI-AR metal detector based on STM32f1
Pulse PI-AR metal detector based on stm32f103c8t6 microcontroller. The name is taken from the words PI – pulse principle of operation, AR – abbreviated from ARM …
Read More »Metal detector Qasar AVR microcontroller
Metal detector Qasar on the AVR microcontroller The Quasar metal detector is a microcontroller-based IB metal detector designed with available …
Read More »VLF Madera metal detector
Consider another homemade metal detector called “VLF Madera metal detector” that requires a minimum investment and not so much knowledge …
Read More »Tesoro Golden Sabre Light “TGSL”
Tesoro Golden Sabre Light TLSL. The goal of this post is to consolidate some of the material from the extremely …
Read More »PI polonese AFRICA V4
In this post, we will discuss the famous Metal detector PI Polonese (PI polonese AFRICA V4). The original device has …
Read More »SIGNAL LEVEL INDICATOR LED FOR METAL DETECTOR
Here you find how to make a classic LED bar (strip) voltmeter without using any microcircuits and MK. It turned …
Read More »Arduino HDD Motor Driving
Old-style hard drives (not SSDs) use very good brushless BLDC motors. And it often happens that the propeller itself has …
Read More »Android Bluetooth RGB controller LED strip
Using the device, you can remotely android control RGB LED strip (or RGB LEDs) via any Android device with an …
Read More »Tesoro Eldorado Metal detector
The Tesoro Eldorado Metal detector is considered as a powerful metal detector, it is able to detect a 25 mm …
Read More »Oscilloscope from a smartphone
A good oscilloscope is too expensive equipment for an ordinary electronic amateur, for whom soldering microcircuits and repairing electronics (Ex: …
Read More »Smart Hunter Metal Detector on a Smartphone
Smart Hunter Metal Detector on a Smartphone”Smart Hunter Metal Detector on a Smartphone” is a project that will help you …
Read More »Spirit PI wireless metal detector based Arduino
Spirit pi wireless metal detector based Arduino is an impulse metal detector. This metal detector is based on an Arduino …
Read More »Turn your iPhone into a metal detector
The used app is designed to connect simple metal detector circuits to the iPhone via the headphone jack. This homemade …
Read More »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
Pinpointer KB_V3_VCO
Pinpointer Velleman k7102
Pinpointer MINIMAX-PP-II
Pinpointer Based PIC12F675 Microcontroller
USBTiny-MkII Slim AVR
USBTiny-MkII SLIM programmer (AVRISP-MKII clone) supports all Attiny, Atmega, and Xmega µcontrollers. It has three programming interfaces: ISP, PDI, and …
Read More »Programmer for PIC
Programmers utilities
AVR-910 programmer
AVR Parallel Programming 2
LM2596 regulated power supply
AVR serial programmer
AVR Serial programmer 2
Programmers
USBasp TQFP32 Version
NCP1835 Charger
A fully integrated solution is offered by NCP1835B, providing high stability of the charging voltage (4.2 ± 0.05 V). Perhaps …
Read More »TP4056 Charger
LM317 Charger(3,7V)
LTC4054 Charger
Batteries and Chargers
Search coils
The search coil is a vital part of your metal detector. It is the flat, typically circular disk, which generates …
Read More »Pulse Induction coil 2
Coil DD for induction balance metal detectors
Pulse Induction coil 1
Spider coil
Basket Coil for Pulse Induction
Concentric coil for IDX Pro/TGSL
Coil calculation
Simple PI coil for pulsed metal detector
FelezJoo Discrimination Fix
After a few months of research for the problems of discrimination and “Coil Error” in the Felezjoo PI, I finally …
Read More »FelezJoo PI Download files
FelezJoo PI Ground Test
FelezJoo PI Air Test
FelezJoo PI Programming
FelezJoo PI System settings
FelezJoo PI assembly
FelezJoo Partlist
FelezJoo PCB
FelezJoo Schematic
Oscilloscope from a smartphone
A good oscilloscope is too expensive equipment for an ordinary electronic amateur, for whom soldering microcircuits and repairing electronics (Ex: …
Read More »Toner Transfer PCB method