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STD Passive Mixer + VU Meter
License: GPL 3.0
Mode: Editors' pick
- 0
Update time：
2022-01-16 13:59:28
Creation time：
2021-03-27 14:36:35
Description
The ASMR from MIAW series https://www.youtube.com/watch?v=VemUjRizC5U
I included a mod to display some leds with a VU-Meter LM3915/6 chip.
Enjoy !
Design Drawing
schematic diagram
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 27p | C1 | RAD-0.1 | 1 |
| 2 | 10u | C2,C4,C5,C6 | CAP-D5.0×F2.0 | 4 |
| 3 | 47p | C3 | RAD-0.1 | 1 |
| 4 | POWER | CN1 | IDC-TH_16P-P2.54-V-R2-C8-S2.54 | 1 |
| 5 | 1N5819 | D1,D2 | DO-41_BD2.4-L4.7-P8.70-D0.9-FD | 2 |
| 6 | LEDS | H1 | HDR-F-2.54_1X10 | 1 |
| 7 | AUDIO IN | J1 | HDR-M-2.54_1X4 | 1 |
| 8 | I/O | J2 | HDR-M-2.54_1X5 | 1 |
| 9 | +12 to J7 | J3 | HDR-M-2.54_1X1 | 1 |
| 10 | gnd | J4 | HDR-M-2.54_1X1 | 1 |
| 11 | LEDS | J5 | HDR-M-2.54_1X10 | 1 |
| 12 | OUT | J6 | DC-IN-TH_DC-003A | 1 |
| 13 | +12 from J3 | J7 | HDR-M-2.54_1X1 | 1 |
| 14 | GREEN | LED1,LED2,LED3,LED4,LED5 | LED-TH_BD3.0_GREEN | 5 |
| 15 | YELLOW | LED6,LED7,LED8 | LED-TH_BD3.0_BLUE | 3 |
| 16 | RED | LED9,LED10 | LED-TH_BD3.0_RED | 2 |
| 17 | 10k | P1,P2,P3,P4 | VERTICAL POT | 4 |
| 18 | 10k | R1,R2,R3,R4,R5,R7 | R_AXIAL-0.4 | 6 |
| 19 | 1k | R6,R10,R11 | R_AXIAL-0.4 | 3 |
| 20 | 100 | R8 | R_AXIAL-0.4 | 1 |
| 21 | LM3915 | U2 | DIP18 | 1 |
| 22 | TL072 | U1 | PDIP-8_L10.2-W5.9-P2.54-LS7.6-BL | 1 |
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