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1.Easy to use and quick to get started
2.The process supports design scales of 300 devices or 1000 pads
3.Supports simple circuit simulation
4.For students, teachers, creators
Profession
1.Brand new interactions and interfaces
2.Smooth support for design sizes of over 5,000 devices or 10,000 pads
3.More rigorous design constraints, more standardized processes
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Ongoing
STD Portable Headset + Aux Mixer
Portable Headset + Aux Mixer
License
CC-BY-NC 3.0
License: CC-BY-NC 3.0- 0
Update time：
2023-04-27 19:09:42
Creation time：
2023-03-04 09:27:00
Description
Description
Check the ERRATA (second sheet) before implemeting!
Inputs and outputs:
- TRRS Headset connector (passive headphones + mic for voice)
- AUX: Stereo line in (mixed to mono)
- Mixed into headphones for monitoring
- Mixed into mixed output for recording/streaming
- TRRS connector for stereo input + mic level mixed output (Aux + Voice)
Designed to be used with a portable guitar amp or other line level device to call into a conference (e.g. Zoom) via a mobile phone. Tested with a standard iPhone Lightning->TRRS adapter.
DISCLAIMER: No warranties or guarantees of any kind. It works for me but it may not work for you. It may destroy your devices. You have been warned. I assume no responsibility for any damanges caused by anyone using or implementing this design.
Design Drawing
Design Drawing
schematic diagram
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | HDR-F-2.54_1x3 | AUX_IN | HDR-TH_3P-P2.54-H-M-W10.4 | 1 |
| 2 | 9V | BAT | HDR-TH_2P-P2.54-H-M-W10.4 | 1 |
| 3 | 330u | C1,C6 | CAP-D10.0-F5.0 | 2 |
| 4 | 1u | C2 | RAD-0.2 | 1 |
| 5 | 1u | C3,C4,C5,C7 | CAP-D5.0×F2.0 | 4 |
| 6 | 10u | C8 | CAP-D5.0×F2.0 | 1 |
| 7 | 220u | C9,C10 | CAP-D10.0XF5.0 | 2 |
| 8 | 100n | C11 | RAD-0.1 | 1 |
| 9 | 100n | C12 | CERAMIC-5.08 | 1 |
| 10 | 1N4002 | D1 | 1N4002 | 1 |
| 11 | HDR-F-2.54_1x3 | H1 | HDR-F-2.54_1X3 | 1 |
| 12 | HDR-F-2.54_1x4 | HS_IN,HS_OUT | HDR-TH_4P-P2.54-H-M-W11.0 | 2 |
| 13 | LED-0603_R | LED1 | HDR-TH_2P-P2.54-V-M-1 | 1 |
| 14 | POT_MIC_10k | POT_MIC | HDR-TH_3P-P2.54-H-M-W10.4 | 1 |
| 15 | 10k | R1,R2,R3,R4,R5,R7,R9,R11,R12,R17,R18,R19,R23,R24,R25 | R_AXIAL-0.4 | 15 |
| 16 | 1k | R6,R15,R20,R21 | R_AXIAL-0.4 | 4 |
| 17 | 2k2 | R8,R14,R22 | R_AXIAL-0.4 | 3 |
| 18 | 100 | R10,R13,R16,R26 | R_AXIAL-0.4 | 4 |
| 19 | TRIM_AUX_1k | TRIM_AUX | TRIM_POT | 1 |
| 20 | TLE2426CP | U2 | PDIP-8_L9.6-W6.4-P2.54-LS7.9-BL-1 | 1 |
| 21 | UA741CN | U3 | DIP8 | 1 |
| 22 | TL074 | U1 | PDIP-14_L19.3-W6.4-P2.54-LS7.9-BL-1 | 1 |
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