I have a new post on Hackaday: Using The 74HC595 Shift Register To Drive 7-Segment Displays.
Using The 74HC595 Shift Register To Drive 7-Segment Displays
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Category Archives: Design
Using Ultra-Wideband For 3D Location And Tracking
I have a new post on Hackaday: Using Ultra-Wideband For 3D Location And Tracking.
How To Convert A Drain Into A Hydropower Facility
I have a new post on Hackaday: How To Convert A Drain Into A Hydropower Facility.
Liberating A Collapsible Chair From A Single Piece Of Wood
I have a new post on Hackaday: Liberating A Collapsible Chair From A Single Piece Of Wood.
A Solar-Only, Battery-Free Device That Harvests Energy From A BPW34 Photodiode
I have a new post on Hackaday: A Solar-Only, Battery-Free Device That Harvests Energy From A BPW34 Photodiode.
Hacking Printed Circuit Board To Create Casing And Instrument Panels
I have a new post on Hackaday: Hacking Printed Circuit Board To Create Casing And Instrument Panels.
Automated Rubbish Removal System
I have a new post on Hackaday: Automated Rubbish Removal System.
How to think of electric circuits
Ali the Dazzling explains how to think of electric circuits: Circuits Finally Made Sense When I Saw This One Diagram.
He says to consider Ohm’s law as: I=V/R, where I is the “effect” and V is the “cause”.
Making a safe bench supply from a salvaged transformer
I have asked a question over on the EEVblog Beginners Forum: Making a safe bench supply from a salvaged transformer. I want to learn if it’s possible to make a low voltage AC bench supply from mains input in a safe way which could tolerate an accidental short circuit.
2025 One Hertz Challenge: Analog Clock For Microsoft Windows
I have a new post on Hackaday: 2025 One Hertz Challenge: Analog Clock For Microsoft Windows.