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Std edition LM3916 VU-Meter
Profile：LM3916 VU-meter
License: Public Domain
Description
This is a stereo 2x10LED VU-meter using IC LM3916.
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | VCC | P2 | HDR-1X2/2.54 | 1 |
| 2 | LM3916N-1 | U1,U2 | DIP18 | 2 |
| 3 | 100K | R4,R8 | RES-TH_BD2.4-L6.3-P10.30-D0.6 | 2 |
| 4 | 1M | R5,R7 | RES-TH_BD2.4-L6.3-P10.30-D0.6 | 2 |
| 5 | HL-304H3GD | LED18,LED11,LED12,LED1,LED2,LED3,LED4,LED5,LED6,LED7,LED8,LED9,LED10,LED13,LED14,LED20,LED19,LED15,LED17,LED16 | LED-TH_BD3.0-P2.54-FD | 20 |
| 6 | INL/R | P1 | HDR-TH_3P-P2.54-V | 1 |
| 7 | 10uF | C2,C3 | CAP-TH_BD6.3-P2.50-D1.0-FD | 2 |
| 8 | 1K | R2,R9 | RES-TH_BD2.4-L6.3-P10.30-D0.6 | 2 |
| 9 | 180 | R14,R13,R12,R11 | R_AXIAL-0.5 | 4 |
| 10 | 1N4148 | D2,D1 | DO-35_BD2.0-L4.0-P8.00-D0.5-FD | 2 |
| 11 | 100nF | C4,C1 | RAD-0.2 | 2 |
| 12 | 20K | R3,R6 | RES-ADJ-TH_3323P | 2 |
| 13 | BC558B | Q1,Q2 | TO-92-3_L4.9-W3.7-P1.27-L | 2 |
| 14 | Bar(on)/Dot(off) | K2,K1 | SWITCHSILICONE | 2 |
| 15 | 10K | R10,R1 | RES-TH_BD2.4-L6.3-P10.30-D0.6 | 2 |
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