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  • The multi-purpose Amplifier using TDA2030

    2015-01-06 22:34:43230

    This The multi-purpose Amplifier using TDA2030. It is have power 8 watt (RMS) at 8 ohm loudspeakers. It is have low noise be valuable THD (Total harmon...

  • Three-channel Power Amplifier Circuit

    2015-01-06 22:34:33135

    STK392-110 is the thick-film hybrid power amplifier integrated circuit produced by Sanyo company, they are used in the Changhong SlPT28A Rear Projectio...

  • LM380 audio amplifier electronic project

    2015-01-06 22:33:05176

    Audio Circuits This LM380 audio amplifier electronic project is designed for consumer applications. The LM830 can be used in many applications like : i...

  • Precision photoelectric detection isolated amplifier ( ISO21

    2015-01-06 22:30:30110

    The circuit adopts jfetinput integrated amp OPA128. This amp has very low offset current, which is about 40~150fA (1fA=10-15A),so its input impedance...

  • Rgb video amplifier

    2015-01-06 22:30:0781

    Transistors Ql and Q2 and their associated components provide: a low-impedance output with the necessary power to drive the output stages, give increas...

  • Miniature Audio Oscillator

    2015-01-06 22:29:2888

    The oscillator circuit (see Figure 1) involves two unity gain phase shift stages, A1 and A2, in tandem and a gain stage, A3, with back to back diodes a...

  • Third-order asymmetric filter circuit diagram composed of LM

    2015-01-06 22:20:20146

    Filter circuit composed of third-order asymmetric composed of LM356 op amp is shown as above. Third-order filter has two outputs A1 and UA2. The former...

  • Tube Amplifier Isolates High Voltages

    2015-01-06 22:19:2780

    This amplifier can transfer dc-to 5-MHz signals across a potential difference of 25 000 V. This circu it can be used in CRT displays, high-voltage appl...

  • TDA2822 Stereo Amplifier Circuit

    2015-01-06 22:19:25133

    TDA2822 is a low power stereo Op Amp used in Walkman players and Hearing aids. It can give 250 milli watts output. TDA2822 is an ideal Op amp for low o...

  • 100W RMS Amplifier

    2015-01-06 22:17:19162

    Circuit Description: This is a 100 watt basic power amp that was designed to be (relatively) easy to build at a reasonable cost. It has better performa...

  • LM2002, LM2002A 8W Audio power amplifier circuit diagram

    2015-01-06 22:09:38172

    LM2002/2002Ais theaudio power amplifier IC. It uses 5-pin single in-line plastic package. The features of the two ICs are large output power, less di...

  • 2×5 W Stereo power amplifier circuit based on BA541

    2015-01-06 21:58:50104

    BA5417 stereo power amplifier. BA5417 is a stereo amplifier IC with a lot of good features like thermal shut down, standby function, soft clipping, wid...

  • Max 1W / 8 Ohms Amplifier based on LM386 with Input for Guit

    2015-01-06 21:49:19561

    This 1 watt amp is very easy to built in very small dimensions, working with only single 9V battery, and is based on amplifier IC type LM386, its capab...

  • MC1747/MC1747C operational amplifier and its pin main charac

    2015-01-06 21:48:34112

    It has short circuit protection; operating voltage is ± 15V; it does not require frequency compensation; it can replace 747 and μA747C; supply reject...

  • 8 Watt Output Power Amplifier by TDA2030

    2015-01-06 21:39:1979

    Figure 1 The small 8 W power amplifiers are being applied in car radios by attaching them to speakers with 2 to 8 Ohms impedance. They can also be used...

  • How to build Symmetrical Class A Preamplifier

    2015-01-06 21:38:30103

    Description A very simple but very good amplifier unit, with low distortion. A similar modification was used as a preamplifier HAFLER. The quality howe...

  • How to build Headphone Amplifier

    2015-01-06 21:37:28101

    High Quality unit. No need for a preamplifier. Circuit diagram Amplifier parts: P1 22K Log.Potentiometer (Dual-gang for stereo)R1 560R 1/4W ResistorR2,...

  • Dynamic Microphone Amplifier (BC547)

    2015-01-06 21:34:38228

    This article describes the Dynamic Microphone Amplifier (BC547). The content is very simple, very helpful. Components in this article can help you unde...

  • Frequency Synthesizer Circuit Diagram

    2015-01-06 21:33:43113

    SIM8821XO2 -GOTO is a frequency synthesizer integrated circuit, it is widely used in Samsung's CDMA series cellphones, such as the Samsung A399 mobile ...

  • STK1050 50W Power Amplifier

    2015-01-06 21:08:36127

    STK1050 50W Power Amplifier Reprinted Url Of This Article: http://electronics-diy.com/electronic_schematic.php?id=754 Declaration We aim to transmit mo...

  • Simple Mic Pre-Amp based LM358

    2015-01-06 21:06:24158

    Here the simple audio mic pre amplifier circuit based on single IC LM358. The circuit is very simple, inexpensive and easy to built. Component Parts Li...

  • Wideband Digitally Programmable Gain Amplifier

    2015-01-06 21:04:2284

    View Full Size Image View Original Datasheet The LTC6910 is a CMOS programmable gain (from 0 to 64) amplifier. The amplifiers provide for a differentia...

  • Extended Bandwidth Amplifier Circuit Diagram

    2015-01-06 21:03:5279

    Reprinted Url Of This Article: http://www.seekic.com/circuit_diagram/Basic_Circuit/Analog_Circuit/Extended_Bandwidth_Amplifier_Circuit_Diagram.html...

  • Phono Preamplifier

    2015-01-06 20:53:03247

    Phono Preamplifier Ialmost never listen to it, but I do have a turntable hanging around and it needs a preamp. So I have designed this RIAA circuit. Th...

  • Balanced Microphone Preamplifier(NE5534)

    2015-01-06 20:50:55480

    This article briefly describes the Balanced Microphone Preamplifier (NE5534). Although this circuit is very easy to understand, but also very practical...

  • Noninverted Unity-Gain Amplifier Circuit

    2015-01-06 20:47:1770

    An op amp can be used as a unity gain amplifier by connecting its output to its inverting input as shown. Rl should be low enough so the bias current o...

  • Passive RIAA Preamplifier(BC546)

    2015-01-06 20:41:51274

    This article describes Passive RIAA Preamplifier (BC546). The principle is very simple, very practical. The circuit components can help you understand ...

  • 25W FM radio amplifier circuit

    2015-01-06 20:41:04107

    A simple 25W fm radio amplifier used as a final stage for a 2.5W transmitter. I has a total gain of 10 dB and needs a 12V / 3A power supply. It is equi...

  • Amplifier Thermal Protection CIRCUIT (BC559)

    2015-01-06 20:36:52141

    This article describes Amplifier Thermal Protection CIRCUIT (BC559). The content is very simple, very helpful. Components in this article can help you ...

  • 22W Power Amplifier with TDA1554 circuit diagram

    2015-01-06 20:31:5093

    Powered with main power ICTDA1554, this circuit works up to 22W. A few externel components required to support the main component. Heatsink on the powe...

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