Lisa's Column

How To Get a Free Altium Viewer ?

by Sales pcb hero

How To Get a Free Altium Viewer ?

Altium offers a free tool known as the Altium Viewer, which is immensely useful for those needing to view, inspect, and print electronic schematics...
Posted in PCB design

PRO File: What Is the *.PRO File and How to Open it?

by Sales pcb hero

PRO File: What Is the *.PRO File and How to Open it?

The .PRO file extension is used to denote various types of files across different software applications. Here are several common scenarios where yo...
Posted in PCB fabrication, software engineering

Scheme-It: An Online Schematic and Diagramming Tool

by Sales pcb hero

Scheme-It: An Online Schematic and Diagramming Tool

Scheme-It is a feature-rich online tool for creating electronic circuit diagrams and schematics. Here's how you can use Scheme-It to design and vis...
Posted in circuitdesign, Schematic diagram

How to Build a DIY RF Detector?

by Sales pcb hero

How to Build a DIY RF Detector?

Building a do-it-yourself (DIY) radio frequency (RF) detector involves creating a device that can detect and measure RF signals in its vicinity. It...
Posted in circuitdesign, RF pcb

How to Design a PCB Antenna?

by Sales pcb hero

How to Design a PCB Antenna?

Designing a printed circuit board (PCB) antenna requires careful consideration of various factors such as frequency, antenna type, performance requ...
Posted in PCB design

What is the Difference Between an Analog and a Digital Antenna?

by Sales pcb hero

What is the Difference Between an Analog and a Digital Antenna?

An analog antenna and a digital antenna are not inherently different from each other in terms of their physical structure or design. However, the d...
Posted in Components Sourcing

PCB SMD Components: Types and How to Identify Them

by Sales pcb hero

PCB SMD Components: Types and How to Identify Them

Surface-mount device (SMD) components are widely used in electronic assemblies due to their compact size and ease of automated assembly. Here are s...
Posted in Components Sourcing

Reflow Soldering and Wave Soldering: Difference and Process

by Sales pcb hero

Reflow Soldering and Wave Soldering: Difference and Process

Reflow soldering and wave soldering are both methods used in electronics manufacturing to attach electronic components to printed circuit boards (P...
Posted in soldering

CPU vs FPGA

by Sales pcb hero

CPU vs FPGA

Central Processing Units (CPUs) and Field-Programmable Gate Arrays (FPGAs) are both crucial components in computing, but they serve different purpo...
Posted in Components Sourcing, cpu, fpga

Transformer tap changers & voltage adjustment taps

by Sales pcb hero

Transformer tap changers & voltage adjustment taps

Transformer tap changers are devices used to adjust the turns ratio of a transformer, thereby changing the output voltage to match varying load con...
Posted in Transformer

How to read a transformer nameplate ?

by Sales pcb hero

How to read a transformer nameplate ?

Reading a transformer nameplate is crucial for understanding its important specifications and ensuring proper operation and maintenance. Here's a g...
Posted in Transformer

Types of Transformer Enclosures

by Sales pcb hero

Types of Transformer Enclosures

Transformer enclosures come in various types, each designed to meet specific environmental and safety requirements. Some common types include: Pa...
Posted in Transformer