Schematics or Circuit Diagrams that aid learning.
LED Lamp or Bulb with Flashlight option
This is another LED lamp from China, these people make nice lamps and also good designs of the plastic enclosure. Here by a clever enclosure […]
Schematics
Dial AVO Amps-Volts-Ohms meter
This was designed, keeping in mind, that sometimes we have few components available and we could be flat broke. Even that you could not carry […]
Ultimate 555 timer Design
Create an innovative 555 design, the 555 should be the heart of the circuit. Here are some pages having 555 design ideas that will help […]
Parallel Controlled Power Supply
Parallel-controlled circuits operate as self-controlled, variable resistors, connected in parallel to the load impedance (parallel loads). They react extremely fast and also control immediately pulses […]
555 multivibrator like power oscillator
This is dual 555 multivibrator like power oscillator. This is my contraption and conception but couple of decades old. It appears to have errors. It […]
FreePCB – PCB editor
FreePCB is a free, open-source PCB editor, released under the GNU General Public License. It was designed to be easy to learn and easy to […]
Amplify uV from Sensors to mV for uC
Amplify uV from Sensors to mV levels for A/D Converters, which in turn may drive a display or connect to a uC means MicroController. I […]
Convert Analog to Digital with a V-F
A Low cost A/D with a Potential of 5KV Isolation from Computing elements by use of Normal/Special Opto-Couplers. This can give better resolution and accuracy […]