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Author: robertferanec

Should you place solder mask over BGA pads? Do you know why? | Tom Hausherr | #HighlightsRF

How to decide on BGA pad size and if SMD (solder mask defined) or NSMD (non-solder mask defined) pad should be used. I asked Tom Hausherr https://youtu.be/5Up6R9n-cBk

robertferanec Hardware design May 17, 2022May 17, 2022

Do you need thick copper layers in PCB for high currents? Are you sure? | Steve Sandler

What is important when designing boards and power supplies with high currents? Explained by Steve Sandler https://youtu.be/WdlN8bHw-w0

robertferanec Hardware design May 12, 2022

PCB Stackup Explained – What layer ordering is good or bad and why | Rick Hartley | #HighlightsRF

Examples of 2 / 4 / 6 layer PCB stackups and how to decide on layer ordering https://youtu.be/60RxCiZuD9E

robertferanec Hardware design May 10, 2022

What electrical circuit is inside of many rechargeable batteries?

How does a lithium battery protection circuit work? Why my battery shows 0V? Why are there 3 pins? https://youtu.be/uLWEXEXUmQc

robertferanec Uncategorized May 5, 2022

Why don’t you measure 50 OHM on a 50 OHM cable? | Eric Bogatin | #HighlightsRF

When you use a multimeter, why it doesn't show 50 OHM when you measure a 50 OHM cable or a 50 OHM PCB track? A very good explanation by Eric Bogatin https://youtu.be/IEGNMesls20

robertferanec Hardware design May 3, 2022

Building a radio controlled moving eye

Today I am building an eye as a proof of concept. It works! https://youtu.be/vFK68yFg4k8

robertferanec Uncategorized April 28, 2022

How to add PCIE to FPGA – Just to give you an idea how it is done | Adam Taylor | #HighlightsRF

About how a PCIE is implemented inside of FPGA. A highlight from my video with Adam Taylor https://youtu.be/whK0rBc4UBQ

robertferanec Uncategorized April 26, 2022

Looking at the data inside of a USB signal ( Example: Decoding USB keyboard protocol )

Measuring USB signal and decoding the USB protocol is easier than I thought (but you may need a decoder). Thank you very much to Gregor Hofferbert https://youtu.be/7LlCXGN4TJA

robertferanec Uncategorized April 21, 2022

How To Solder | #Highlights

Simple and useful tips for beginners. Steps of soldering SMD / SMT and Through hole components and recorded on a video. What are your best tips for PCB soldering? Leave them in comments - your tips may help other people. https://youtu.be/A39dO_-RFPc

robertferanec Uncategorized April 19, 2022

Long vs. Short USB Cable – How much worse the signal looks if a long USB cable is used?

Measuring USB signal through different cables and for different devices. Thank you very much to Gregor Hofferbert https://youtu.be/M6dVOnISySc

robertferanec Hardware design April 14, 2022

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