Tag: audio control circuits

Circuits controlling the audio signal tone control, bass, treble filter circuits, vu meter display and similar audio electronics circuits

PT2317B Digital Preamp Circuit

| 2016/05/10

Digital Preamp Circuit PT2317B. According to the project assignment has to be an amplifier equipped with offsets to low and high tones, and according to the application requirement, it shall be possible to adjust the volume ratio between the left and right channels, thus setting the balance. An essential part is also a volume setting.…

Complete Speaker Protection Circuit

| 2016/04/22

Transistor protection circuit for the amp speaker I’ve shared before, “and led Delayed-Exciting DC Speaker protection circuit” The advanced form of the application is different. with the characteristics of the speaker protection circuit; detects a DC voltage leakage which can damage speakers, the speaker disconnects the amplifier from short-circuit (overcurrent protection), overheating protection and thermostat…

IL300 Optical Audio Signal Separator Low-Frequency

| 2014/03/06

Linear optocoupler IL300 One of the diode is part of the output circuit, the other is used as feedback. IL300 optocoupler is suitable for both direct and transfer AC signal with a bandwidth of 200 kHz via a linearity of up to 0.01%. The function is stable in terms of temperature, while the temperature coefficient…

Simple Audio Circuits Book Everyday Practical Electronics

| 2014/03/02

Simple Audio Circuits (Simple Audio Circuits Books) 4 consists of Practical Electronics magazine published for free Madden E.P.E Everyday book. simple amplifier circuits, audio control circuits, various designs detailed drawings, descriptions and material lists shared with. Simple Audio Circuits-part 1 Amplifier, amplifier, amplifier circuits circuits TDA2003 TDA2003 TDA7052 amplifier, amplifier, amplifier, the LM386N-1 TBA820M LM380N…

Protector tweeter

| 2014/01/06

tweeter protection circuit To create this structure led me to the fact that I built speaker system total output of 100W, which are connected the power amplifier 2 x 150W. Even though the manufacturer of height Speaker (TVM) indicates that continuous power is 30W and 120W short, and peaks that are at full excitation amplifiers…

Speaker DC Protection Circuit Delayed and LED alarm

| 2013/06/14

The circuit can be delayed and led excitation speaker dc protection circuit.A current of approx. 70mA. The appropriate value for the high voltages are selectable Rs resistance. For example: Amplifier 2x24Vac with the feed from the same place, we can get this circuit.Aim will be about how to find the value and power of direncimizin…

Transistor Tone Control Circuit and TDA2030 Amplifier

| 2013/04/28

BTJ tone control circuit transistor (BC547) based on mono, stereo preamplifier PCB drawings are also made ​​with solid is in addition TDA2030A Application, 2x15W there. The only source on the operating voltage of the control circuit 12v DC 18v DC but also said it will work with source: mirley.firlej.org/przedwzm_reg_tonow PCBs, an alternative scheme for all…

Amplifier Output Limiting Circuit

| 2013/02/28

The highest sound level amplifier volume, output to limit the amplifier to protect both audio bazul to prevent may be required this system in china goods 5.1 sound systems I’ve seen though they supplies full power under because they use these limitations have used, but whatever 🙂 System operation is simple amplifier from the output…

Quality Distortion Overdrive Effects Circuit

| 2013/01/16

In particular guitar designed for use with distortion effects (or overdrive) circuit NE5532 op amp based on the on the circuit critical material not all of them found on the market also box, pcb printed circuit board design is very sleek been distortion circuit 9v battery works on the circuit Drive, Tone, Level Har-Soft Bypass…

Guitar Effects Circuit Snow White Auto Wah

| 2012/09/14

Snow White Auto Wah guitar effects circuit sensitivity, resonance and decay controls built on the circuit the circuit doing the LM13700, LM324 opamps operating voltage 5v DC but less current consumed and is designed to be used on portable 9 battery. Snow White Auto Wah guitar effects circuit PCB printed circuit drawing Sprint layout pcb…