skema-elektronik.blogspot.com
Running LED « Electronic Schematic Diagram
http://skema-elektronik.blogspot.com/2009/06/running-led.html
The collection of electronic circuit - schematics. Power supply, audio, microcontroller, digital circuits, analog circuits and more. Sunday, June 28, 2009. This is the running LED circuit diagram. The LED will "running" (on) one by one. You can use this circuit for many purpose like motorcycle lamp, running character and much more. Here the schematic diagram. With IC timer 555:. And use this circuit use NAND logic:. Make Your Own Printed Circuit Boards. Make a PCB in very easy steps! 500W Inverter 12V DC...
skema-elektronik.blogspot.com
Gold Detector Schematic « Electronic Schematic Diagram
http://skema-elektronik.blogspot.com/2012/04/gold-detector-schematic.html
The collection of electronic circuit - schematics. Power supply, audio, microcontroller, digital circuits, analog circuits and more. Friday, April 20, 2012. Here the very simple and easy build gold detector circuit. The circuit capable to sense gold or metal or coins from a distance of about 20cm, depending on the size of the object to detect. When the search coil is placed near a metal object, the frequency of the circuit. Will change and this will be heard from the speaker of AM radio. This is digital ...
skema-elektronik.blogspot.com
60W Power Audio Amplifier with 2N3055 « Electronic Schematic Diagram
http://skema-elektronik.blogspot.com/2009/03/60w-power-audio-amplifier-with-2n3055.html
The collection of electronic circuit - schematics. Power supply, audio, microcontroller, digital circuits, analog circuits and more. Monday, March 9, 2009. 60W Power Audio Amplifier with 2N3055. Is simple and inexpensive:. This is a class B amplifier, this means, that a current must flow through the end transistors, even if there is no signal on the input. This current can be regulated with the 500Ω trimmer resistor. As this current incrases, the sound of the amplifier. Make a PCB in very easy steps!
skema-elektronik.blogspot.com
Simple fire alarm circuit using IC timer NE555 « Electronic Schematic Diagram
http://skema-elektronik.blogspot.com/2009/01/simple-fire-alarm-circuit-using-ic.html
The collection of electronic circuit - schematics. Power supply, audio, microcontroller, digital circuits, analog circuits and more. Friday, January 9, 2009. Simple fire alarm circuit using IC timer NE555. Here the simple file alarm circuit. Based timer ID NE555. The works is simple, the lamp give light to the LDR (Light Depending Resistor) as light sensor. When the light from the lamp covered with smoke then the LDR will change its resistance value and then activated the alarm. Create your PCB design us...
skema-elektronik.blogspot.com
500W Inverter 12V DC to 220V AC « Electronic Schematic Diagram
http://skema-elektronik.blogspot.com/2009/03/500w-inverter-12v-dc-to-220v-ac.html
The collection of electronic circuit - schematics. Power supply, audio, microcontroller, digital circuits, analog circuits and more. Sunday, March 15, 2009. 500W Inverter 12V DC to 220V AC. This is inexpensive inverter circuit. Which able to convert 12V DC become 220V AC. IC CD4047 is use to generate the square wave of 50hz and amplify the current and then amplify the voltage by using the step transformer. How to calculate transformer rating. Make Your Own Printed Circuit Boards. Hi i just want to simula...
skema-elektronik.blogspot.com
500 Watt Power Inverter « Electronic Schematic Diagram
http://skema-elektronik.blogspot.com/2009/05/500-watt-power-inverter.html
The collection of electronic circuit - schematics. Power supply, audio, microcontroller, digital circuits, analog circuits and more. Friday, May 1, 2009. 500 Watt Power Inverter. Here the 500 Watt power inverter schematic diagram. Designed by: Syed Ashad Mustafa Younus. Revised by: Ronnie B. Tabanao. To get bigger size of schematic diagram and then save the image. or download the circuit. Make Your Own Printed Circuit Boards. Make a PCB in very easy steps! Watch this video detailed steps:. I only have he...
radiofrequencyamplifier.blogspot.com
Radio Frequency Amplifier: July 2011
http://radiofrequencyamplifier.blogspot.com/2011_07_01_archive.html
RF amplifier circuit design RF amplifier device review and guide. Friday, July 29, 2011. 1W FM Booster based 2N4427. This is the circuit diagram of linear FM Booster / RF amplifier based 2N4427 Philips transistor. The RF Amplifier. Is for boosting small fm transmitters and bugs. It use two Philips 2N4427 and its power is about 1Watt. At the output you can drive any linear with BGY133 or BLY87 and so on. Its power supply. RF Amplifier Labels: RF Amplifier Circuit. Sunday, July 24, 2011. This is a low cost...
circuitsfun.blogspot.com
circuits: 60W Linear RF Amplifier Circuit
http://circuitsfun.blogspot.com/2011/08/60w-linear-rf-amplifier-circuit.html
Wednesday, August 10, 2011. 60W Linear RF Amplifier Circuit. The 60 Watt linear rf amplifier. Is easy all solid state circuit applying power mosfet IRF840. The IRF series of power transistors are provided in a number of voltage and power ratings. A single IRF840 can carry out maximum power output of 125 watts. Because these transistors are applied in inverters. And smps, they're simply presented for about Rs: 20/-. Bifalar transformaer T1 is wound with 8 turns 26SWG on 1.4 x 1 balun core. The coi...100Wa...
skema-elektronik.blogspot.com
PWM Controller Circuit using SN75603 and SN75604 « Electronic Schematic Diagram
http://skema-elektronik.blogspot.com/2014/06/pwm-controller-circuit-using-sn75603.html
The collection of electronic circuit - schematics. Power supply, audio, microcontroller, digital circuits, analog circuits and more. Thursday, June 19, 2014. PWM Controller Circuit using SN75603 and SN75604. Here the circuit diagram of PWM Controller which uses complementary half-H peripheral drivers SN75603 and SN75604, with totem-pole outputs rated at 40 V and 2.0 A. These drivers effectively place the motor in a full-bridge configuration, which has the ability to provide bidirectional control. Here th...
circuitsfun.blogspot.com
circuits: 5W / 150MHz RF Amplifier Circuit
http://circuitsfun.blogspot.com/2011/08/5w-150mhz-rf-amplifier-circuit_10.html
Wednesday, August 10, 2011. 5W / 150MHz RF Amplifier Circuit. This is a 5W -150MHz RF amplifier circuit. It applies the MRF123 TMOSFET. The MRF123 is a very high gain FET which potentially unstable at both VHF and UHF frequencies, so the 68 Ohm input loading resistor has been used to enhance the stability. This RF amplifier. Has a gain of 14 dB and a drain effeciency of 55%. Subscribe to: Post Comments (Atom). 100Watt Bipolar Power Amplifier Circuit with BD139. Audio Level Meter with 8 LEDs Indicator.
