Posts Tagged ‘วงจรหรี่ไฟ’

Linear Light Dimmer by Power Mosfet

Monday, October 13th, 2008

When change the value of R2 Intensity of Lamp change to this circuit shows the usability of Mosfet be Variable Resistor. By Q1 use N-Channel Power Mosfet. but what is the number all right follow the size of Load or Lamp there. … วงจรหรี่หลอดไฟด้วยเพาเวอร์มอสเฟต ใช้งานง่ายดี อ่านต่อและดูวงจร Linear Light Dimmer by Power Mosfet วงจรอื่นๆ Wireless controlled [...]

Spot lamp dimmer by LM555 and TIP2955

Monday, October 13th, 2008

This circuit is DC Dimmer Circuit. By use IC LM555 be model Astable Multi vibrator. It is can change translate Duty Cycle with fining VR1 and VR2 be formed fine brightness level that want. The output of IC1 be formed limit load in something Oscillator and limit current of Q2 with. [...] วงจรหรี่ความสว่างของหลอดไฟขนาด 12V ที่ใช้กระแสสูง [...]

AC Dimmer for Lamp 6.3V

Saturday, October 11th, 2008

This the circuit AC dimmer low voltage For lamp 6V. While this friends may don’t see the advantage of this circuit. But I thinks first step advantage be something get learn the work of Triac. วงจรหรี่ไฟแบบง่ายๆ แรงดันต่ำขนาด 6.3V อ่านต่อและดูวงจรAC Dimmer for Lamp 6.3V วงจรอื่นๆ 1200 Watt AC Dimmer by Triac Q4006LT AC220V Light Dimmer 100W [...]