# Audio Electronics | Copilot Preset ec44
## Description
Use this Copilot's template to design audio applications like amplifiers, mixers, processors, etc. Modify project requirement properties to adapt to specific needs.
#template #project-template
## Project Details
- **Owner:** mariocrust
- **Created:** 4/7/2024
- **Last Updated:** 4/7/2024
- **Visibility:** Public
- **Domain Application:** Audio
- **Human Interface:** LED, Potentiometer
- **Compliance:** RoHS, FCC, CE
- **Amplifier Type:** Class D
- **Frequency Response:** 20Hz to 20kHz
- **Distortion:** THD of less than 0.1% at full power
- **Operating Temperature:** -40 ºC to 85ºC
- **Input Source:** Line-level from standard audio source
- **Connectivity:** Bluetooth 5.0, 3.5mm Jack, Screw Terminals
- **Number of Channels:** 2 (stereo)
- **Operating Voltage:** 12V
- **Copies:** 1
## Key Components
### IC1 — [NE555P](https://www.flux.ai/vasyl/ne555p~udr.md)
- Part Type: Integrated Circuit
- Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fse555
- Manufacturer Name: Texas Instruments
- Manufacturer Part Number: NE555P
**Pins:**
- CV [pin 5]
- DIS [pin 7]
- GND [pin 1]
- Q [pin 3]
- R [pin 4]
- THR [pin 6]
- TR [pin 2]
- VCC [pin 8]
### J1 — [PJ-202A](https://www.flux.ai/adrian95/pj-202a~dp.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: PJ-202A
- Manufacturer Name: CUI Devices
- Datasheet URL: https://www.cuidevices.com/product/resource/pj-202a.pdf
- Part Type: Connector
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### LED1 — [WP7113SRD/D](https://www.flux.ai/jecstronic/wp7113srdd~f1.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Forward Voltage: 1.85V
- Datasheet URL: https://www.kingbrightusa.com/images/catalog/SPEC/WP7113SRD-D.pdf
- Manufacturer Name: Kingbright
- Part Type: LED
- Manufacturer Part Number: WP7113SRD/D
**Pins:**
- A [pin 2]
- K [pin 1]
### U1 — [NE555N](https://www.flux.ai/jecstronic/ne555n~37i.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Integrated Circuit
- Manufacturer Part Number: NE555N
- Manufacturer Name: STMicroelectronics
- Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/ba/0a/d7/6e/7c/db/4e/12/CD00000479.pdf/files/CD00000479.pdf/jcr:content/translations/en.CD00000479.pdf
**Pins:**
- Control_Voltage [pin 5]
- Discharge [pin 7]
- GND [pin 1]
- Output [pin 3]
- Reset [pin 4]
- Threshold [pin 6]
- Trigger [pin 2]
- VCC [pin 8]
### U2 — [LM741](https://www.flux.ai/jecstronic/lm741~f1y.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: LM741
- Datasheet URL: https://www.ti.com/lit/gpn/lm741
- Part Type: Operational Amplifier (OP-AMP)
- Manufacturer Name: Texas Instruments
**Pins:**
- - [pin 2]
- + [pin 3]
- NC [pin 8]
- NULL [pin 5]
- NULL [pin 1]
- OUTPUT [pin 6]
- V- [pin 4]
- V+ [pin 7]
### U3 — [LM7812ACT](https://www.flux.ai/adrian95/lm7812act~kbs.md)
- Part Type: Integrated Circuit
- Manufacturer Part Number: LM7812ACT
- Manufacturer Name: onsemi
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://octopart.com/datasheet/lm7812act-onsemi-84329736
**Pins:**
- GND [pin 2]
- VI [pin 1]
- VO [pin 3]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/mariocrust/audio-electronics-or-copilot-preset-ec44~qd](https://www.flux.ai/mariocrust/audio-electronics-or-copilot-preset-ec44~qd).*
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*Generated from [https://www.flux.ai/mariocrust/audio-electronics-or-copilot-preset-ec44~qd](https://www.flux.ai/mariocrust/audio-electronics-or-copilot-preset-ec44~qd)*