Amy's Column

What are the Major Types of Soldering Defects?

What are the Major Types of Soldering Defects?

It is easy to make some errors when there is a huge task of modifying hundreds of PCBs. As a result, you may experience a pcb soldering defect when...

Professional PCB Test

Professional  PCB Test

We firmly believe the best manufacturing , inpsection and test equipments is a top way to ensure the best quality.PCB: Flying probe, Fixture test, ...

What is an aluminum PCB?

What is an aluminum PCB?

By its name, you can see its definition - aluminum PCB is a printed circuit board that uses aluminum as its substrate or base. It has been develope...

PiEEG-Open Source Raspberry Pi Shield that Measures EEG, EMG, and ECG biosignals

PiEEG-Open Source Raspberry Pi Shield that Measures EEG, EMG, and ECG biosignals

PiEEG is a open source Raspberry Pi shield that can measure biosignals in electroencehalography(EEG),electromyography(EMG), electrocardiography(ECG...

COMMODORE 64 USB KEYBOARD FOR BMC64 (Poor man's "Keyrah" )

COMMODORE 64 USB KEYBOARD FOR BMC64 (Poor man's "Keyrah" )

Commodore 64 USB keyboard is a mini DIY C64 keyboard for Bare Metal C64 project and WinVICE emulator version 2.4.27

SMPS Power Supply PCB Board Design for Different Applications

SMPS Power Supply PCB Board Design for Different Applications

This PCB-designed board is used to protect the devices from damage while converting AC voltages to DC voltages as per device requirements.    

RoenDi: An open source rotary encoder with programmable digital display

RoenDi: An open source rotary encoder with programmable digital display

Features & SpecificationsMCU: STM32L433 with USB and RTCDisplay: Round 1.28" TFT LCD DisplayRotary Encoder: 15 Pulses / 30 DetentNOR Flash: 128...

Flex PCBs

Flex PCBs

adjustable by the mid-2020s. Among the advantages of flex, boards are increased capabilities, smaller sizes, higher reliability, and more material ...

Why put shield holes all around this line?

Why put shield holes all around this line?

it is a via fence, also called a picket fence, is a structure used in planar electronic circuit technologies to improve isolation between component...

PCB Layout

PCB Layout

Figureshows the PCB layout of the circuit. It is a two layers PCB board and all components are SMD. The display should stand a few millimeters abov...

Simple PWM_1

Simple PWM_1

The "Simple PWM_1" project is a PWM regulator with an output current of 5-10 amps.The PCBs are perfectly made as always, especially how they look i...

OBJEX Link v1.7-C3 RISCV

OBJEX Link v1.7-C3 RISCV

High quality PCB, This was my 20th order with PCBHERO and it has never let me down.