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  • Simple 9Volt positive voltage regulator

    2015-01-08 16:10:4972

    If you want positive voltage regulator 9Volt. I sizes beg for to suggest the nine s wander this , because it easy is good, the equipment is , seek easy...

  • Simple Audio Test Oscillator Circuit

    2015-01-08 15:45:31104

    An 88-mH surplus telephone toroidal coil is used in a 1-kHz oscillator. Up to 8 V p-p into a high-Z load is available. THD is 0.9%. Reprinted Url Of Th...

  • Simple RF Detector For 2M(BC639)

    2015-01-08 15:35:21142

    This article describes the Simple RF Detector For 2M (BC639). The principle is very simple, very practical. The circuit components can help you underst...

  • A circuit of a simple servo tester Based on 74HCT04

    2015-01-08 15:31:5693

    Here is a circuit of a simple servo tester. Its easy to build and is useful for testing servos or anything else that can be plugged into a servo socket...

  • Simple Moisture Detector(CD4093)

    2015-01-08 15:19:3083

    This article describes the Simple Moisture Detector (CD4093). The principle is very simple, very practical. The circuit components can help you underst...

  • Simple 30W MOSFET Audio Power Amplifier by IRF530 and IRF953

    2015-01-08 15:05:46211

    Figure 1 This efficient MOSFET power audio amplifier based on IRF530, IRF9530 HEXFET s and BC550C NPN transistor provides about 18W into 8 Ω speakers ...

  • The simple LED Flasher by IC 4011 (BC548)

    2015-01-08 14:57:03237

    This article describes the The simple LED Flasher by IC 4011 (BC548). The content is very simple, very helpful. Components in this article can help you...

  • Simple Audio Pre-Amplifier circuit diagram

    2015-01-08 14:55:2187

    This is a simple audio Pre-Amplifier with single transistor 2N3904. This easy circuit provides good gain to weak audio signals such as electret microph...

  • Simple Audio Power Meter Using Duo LED

    2015-01-08 14:46:3283

    Audio Power Meter indicates the amount of power that goes to a loudspeaker. This simple audio power meter circuit uses dual-colour LED that shows green...

  • Simple soil moisture sensor

    2015-01-08 14:44:2595

    This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture level. It uses Arduino Duemilanove microcont...

  • Simple voltage controlled oscillator

    2015-01-08 14:27:19180

    With the component values shown, the oscillator has a frequency of 8 kHz. When an input signal is applied to the base of Ql the current flowing through...

  • Simplecortex - Arduino compatible ARM Cortex development boa

    2015-01-08 14:23:2075

    Part 1 - Hardware The getting started will guide you with installing the required software on the pc. There are only two programs required before you c...

  • Simple siren circuit

    2015-01-08 14:18:5486

    This circuit generates a tone that sounds very similar to a siren. The generator part of the circuit is made of the combination of PNP and NPN transist...

  • Simple strobe circuit

    2015-01-08 14:07:5684

    Initially the neon and xenon lamps are not conducting and act like a very high (almost infinite) resistance. Capacitors Cl and C4 in conjunction with D...

  • Simple Capacitance Meter (78L05)

    2015-01-08 14:01:1182

    Operates in conjunction with a voltmeter Circuit diagram: Parts: P1_____________470R Linear PotentiometerR1 to R6________47K 1/2W Cermet or Carbon Trim...

  • 741 IC For Experimenting A Simple DC Motor Driver

    2015-01-08 13:56:3583

    Description: 741 IC used in the simple DC motor driver circuit for operational amplifier operating as a voltage follower where its non inverting input ...

  • Simple ni-cad battery charger

    2015-01-08 13:31:52144

    This circuit provides an adjustable output voltage up to 35 Vdc and maximum output current of 50 mA Transistor Ql dissipates quite a bit of heat and mu...

  • Simple Digital Volume Control Circuit

    2015-01-08 13:28:2180

    Simple Digital Volume Control Circuit This digital volume control has no pot to wear out and introduces almost no noise in the circuit. Instead, the vo...

  • Simple Burglar Alarm

    2015-01-08 13:21:5186

    You can use this Simple Alarm to protect the door or Window. It gives a loud beep and switch on the room light when an intruder/burglar attempts to bre...

  • Simple High Pass Filter using IC 741

    2015-01-08 13:16:3787

    This be Simple high pass Filter perform filter especial tall frequency can change only. By use IC 741 , be the integrated circuit op-amp very the circu...

  • Simple Micro Ampere Meter Circuit

    2015-01-08 13:11:55101

    This simple micro ampere meter circuit can help in measuring small currents in five ranges: from 1 A to 10 mA. The meter is working in this way: the cu...

  • Simple Spectrum Analyzer Adaptor For Scopes Circuit

    2015-01-08 12:52:56200

    Suitable for monitoring an amateur band or a segment of the radio spectrum, this simple adaptor uses an NE602 mixer-oscillator chip to produce a 455-kH...

  • Simple Proportional-Integral Motor Speed Control

    2015-01-08 12:49:1982

    Anotherexample of frequency-to-voltage? converter application similar with RPM/Speed Indication is motor speed control. Here the converter is used to m...

  • Simple High speed data switch

    2015-01-08 12:39:3167

    This circuit is a small representation of a very low cost printer sharer i made very long ago. This is as much i can remember of the basic ideas behind...

  • Simple Low-Pass (Lp) Active Filter For 1Khz Circuit

    2015-01-08 12:26:0483

    This simple filter uses an RC section for a filter element, with a voltage follower for other frequencies /3 dB = 1/6.28 RXCV Response drops 6 dB/octav...

  • Simple Arduino LED projects

    2015-01-08 12:16:1375

    In this article I will add some simple Arduino LED projects starting with basic ones like how to turn on an LED, blinking, and more. Every step will ha...

  • Simple Voltage Indicator by LED and Zener diode (CD4017)

    2015-01-08 11:52:5791

    This article describes the Simple Voltage Indicator by LED and Zener diode (CD4017). The content is very simple, very helpful. Components in this artic...

  • Simple Photovoltaic Charger

    2015-01-08 11:20:0695

    View Full Size Image View Original Datasheet The LTC4071 allows simple charging of Li-Ion/Polymer batteries from very low current, intermittent or cont...

  • Simple continuity tester

    2015-01-08 11:17:3493

    The pitch of the tone is dependent upon the resistance under test. The tester will respond to resistance of hundreds of kilohms, yet it is possible to ...

  • Simple Capacitive Touch Sensor

    2015-01-08 11:13:02192

    Capacitive touch sensors are based on the electrical capacitance of the human body. When, for example, a finger comes close to the sensor, it creates a...

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