Perpandle has a new Look – LED Lighting
The Center piece is a bamboo tube. The bottom of this pipe is a brass part. A autotransformer dial is the big washer. The LED […]
Month: January 2011
4QD-TEC: Electronics Circuits Reference Archive
Here is a circuit archive that takes you up, from the bottom rungs of the EE Semiconductor Design Ladder. There are many Discrete Transistor Designs, […]
Amateur Radio Technical Notebook – GM3SEK
Best of ‘In Practice’ on the web – Articles and resources of long-term interest, including switch-mode power supplies. Amateur Radio Technical Notebook – GM3SEK […]
Tables and Charts for Electronics
Tables, charts, quick reference cards, booklets and handbooks; are the most versatile tools of learning and putting the learning into applications. These should not have […]
LM3914 – Dot and Bar Display Driver
The LM3914 is a monolithic integrated circuit that senses analog voltage levels and drives 10 LEDs, providing a linear analog display. A single pin changes […]
Turbokeus Hobby and Electronic Projects
My nixies & nixie clocks, Blue & White 7-segment LED Clocks, PIC16F84 based Dark Room Timer, PIC16F876 based 2-channel Electronic TL-Dimmer. Turbokeus Hobby and Electronic […]