• Skip to primary navigation
  • Skip to main content
  • Skip to primary sidebar

Circuit Ideas for You

Get free circuit ideas online.

  • Home
  • Privacy Policy
  • About
Home » Tutorials

Tutorials

9V AC to 38V DC Voltage Tripler Circuit

Last updated on 12 July 2026 by Admin-Lavi Leave a Comment

This project is for simple 9V AC to 38V DC Voltage Tripler Circuit and it converts low AC voltage into higher DC voltage, also the input is 9V AC from transformer and the output is around 38V DC without load. Furthermore, it is easy to build as it uses common parts and therefore, it is […]

Filed Under: High Voltage, Hobby Circuits, Mini Projects, Power Supply Circuits, Tutorials

Half Wave and Full Wave Voltage Doubler Circuit

Last updated on 12 July 2026 by Admin-Lavi Leave a Comment

In many electronic projects, we need a higher DC voltage, but sometimes transformer gives low AC voltage; for example, a 9V AC transformer is common, therefore, we use voltage doubler circuit and this increases voltage without using high voltage transformer. Besides increasing the voltage, this circuit also converts AC into DC and also there are […]

Filed Under: High Voltage, Hobby Circuits, Mini Projects, Power Supply Circuits, Tutorials

Op Amp 741 Sound Generator Circuit

Last updated on 4 July 2026 by Admin-Lavi Leave a Comment

Here is the tutorial for small circuit with big sound; this Op Amp 741 Sound Generator Circuit creates stable tone for hobby projects. The Op amp works like mini sound machine with no complex parts and with no hard wiring, just connect parts and enjoy instant sound in just few minutes. Also, this circuit is […]

Filed Under: Audio Circuits, Mini Projects, Oscillator Circuits, Tutorials

35V Dual Output Power Supply Circuit

Last updated on 4 July 2026 by Admin-Lavi Leave a Comment

This tutorial teaches us about the 35V Dual Output Power Supply Circuit, the circuit outputs is plus 35 volts and minus 35 volts, powering audio amplifiers and op-amp circuits.  Circuit also uses transformer, bridge rectifier, big filter capacitors and further, its output becomes +35V, -35V and ground. Circuit Working: Parts List: Components Values Quantity Capacitors […]

Filed Under: DIY Projects, Hobby Circuits, Power Supply Circuits, Tutorials

Voltage Vs Current Explained Simply

Last updated on 29 June 2026 by Admin-Lavi Leave a Comment

Voltage and current drive electricity and electronics; beginners often confuse them because they operate together in circuits, but they represent fundamentally different concepts. In addition, voltage and current anchor electricity and electronics, beginners often confuse them because they interact in every circuit, but they are entirely different concepts. Voltage is the pressure or force that pushes […]

Filed Under: Power Supply Circuits, Tutorials

Learn the Basics of Analog Circuits

Last updated on 29 June 2026 by Admin-Lavi Leave a Comment

To begin with, Analog circuits are very important part of electronics because these circuits work with continuous signal and voltage can change smoothly from one value to another value. Many electronic devices like radio, amplifier, sensor and power supply are using analog circuits for their operation. By learning basic of analog circuits, beginners can understand […]

Filed Under: Tutorials

  • Page 1
  • Page 2
  • Page 3
  • Interim pages omitted …
  • Page 6
  • Go to Next Page »

Primary Sidebar




Categories

  • 555 Timer Projects (137)
  • Alarm Circuits (81)
  • Amplifier Circuits (94)
  • Arduino Projects (103)
  • Audio Circuits (190)
  • Automation Circuits (150)
  • Automobile Circuits (40)
  • Battery Charger Circuits (89)
  • DIY Projects (437)
  • Free Energy (12)
  • Heater and Temperature Controllers (32)
  • High Voltage (24)
  • Hobby Circuits (244)
  • Indicator Circuits (63)
  • Inverter Circuits (17)
  • IoT projects (12)
  • LDR Circuits (47)
  • LED and Lamps (201)
  • Meters and Testers (44)
  • Mini Projects (392)
  • Motor Controllers (26)
  • Oscillator Circuits (70)
  • Power Supply Circuits (245)
  • Radio Frequency (8)
  • Remote Control Circuits (12)
  • Renewable energy (20)
  • Security and Protection (128)
  • Sensors and Detectors (236)
  • Solar Circuits (31)
  • Timer Circuits (63)
  • Transistor Circuits (178)
  • Transmitter Circuit (19)
  • Tutorials (33)
  • Voltage Regulator (67)
  • Water Level Controller (10)

Recent Posts

  • Low Current Controlled Battery Charger Circuit using LM723 IC
  • 741 Op-Amp Treble Booster Circuit
  • Simple Diode and Transistor Based Audio Limiter Circuit
  • Simple 500mW Speaker Driver Circuit
  • Easy DIY LM386 Audio Amplifier Circuit

Recent Comments

  1. Admin-Lavi on High Voltage Fence Charger Circuit
  2. etere on High Voltage Fence Charger Circuit
  3. Admin-Lavi on High Voltage Fence Charger Circuit
  4. egidio grzinic on High Voltage Fence Charger Circuit
  5. Logic OR Gate Circuit using Transistors - Circuit Ideas for You on Automatic Street Light Circuit using LDR

Copyright © 2026 | New Circuit Ideas