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STD VU- LM3916 TL081
Mode: Editors' pick
- 1
Update time：
2023-02-04 19:37:10
Creation time：
2021-04-12 16:35:51
Description
This is a Vu-meter that uses the IC LM3916 and TL081. TL081 is amplifing the signal based on the poosition of PR1 trimmer.
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 220uF/25V | C1 | CAP-D5.0×F2.0 | 1 |
| 2 | 470nF | C2,C3,C6,C7 | RAD-0.2 | 4 |
| 3 | 100nF | C4 | RAD-0.2 | 1 |
| 4 | 1N4148 | D1,D2,D5,D6 | DO-35_BD2.0-L4.0-P8.00-D0.5-FD | 4 |
| 5 | 1N4007 | D3 | DO-41 | 1 |
| 6 | Bar(on)/Dot(off) | K1,K2 | SWITCHSILICONE | 2 |
| 7 | HL-304H3GD | LED1,LED2,LED3,LED4,LED5,LED6,LED7,LED8,LED9,LED10,LED11,LED12,LED13,LED14,LED15,LED16,LED17,LED18,LED19,LED20 | LED-TH_BD3.0-P2.54-FD | 20 |
| 8 | INL/R | P1 | HDR-TH_3P-P2.54-V | 1 |
| 9 | VCC | P2 | HDR-1X2/2.54 | 1 |
| 10 | 470k | PR1,PR2 | RES-ADJ_3296W | 2 |
| 11 | 1k | R1,R12 | R_AXIAL-0.4 | 2 |
| 12 | 4k7 | R2,R11 | R_AXIAL-0.4 | 2 |
| 13 | 180 | R3,R4,R9,R10 | R_AXIAL-0.5 | 4 |
| 14 | 430k | R5,R8 | R_AXIAL-0.4 | 2 |
| 15 | 10k | R6,R7 | R_AXIAL-0.4 | 2 |
| 16 | LM3916N-1 | U1,U4 | DIP18 | 2 |
| 17 | TL081CP | U2,U3 | PDIP-8_L10.2-W5.9-P2.54-LS7.6-BL | 2 |
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