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2.The process supports design scales of 300 devices or 1000 pads
3.Supports simple circuit simulation
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2.Smooth support for design sizes of over 5,000 devices or 10,000 pads
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STD 10_band_LED_spectrum_analyzer_part_3
License: Public Domain
Mode: Editors' pick
- 2
Update time：
2022-04-24 19:22:37
Creation time：
2020-02-11 16:07:35
Description
Channel on Youtube:
* [https://www.youtube.com/c/HOBBYHOMEELECTRONIC](https://www.youtube.com/c/HOBBYHOMEELECTRONICS)
Video on Youtube:
* [https://youtu.be/KZs6zMI_tcg](https://youtu.be/KZs6zMI_tcg)
Pinterest:
* [https://www.pinterest.com/HobbyHomeElectronics/_created/](https://www.pinterest.com/HobbyHomeElectronics/_created/)
Instructables:
* [https://www.instructables.com/member/Hobby%20Home%20Electronics/instructables/](https://www.instructables.com/member/Hobby%20Home%20Electronics/instructables/)
Facebook page:
* [https://www.facebook.com/HobbyHomeElectronics/](https://www.facebook.com/HobbyHomeElectronics/)
Tindie online shop:
* [https://www.tindie.com/stores/hhe/](https://www.tindie.com/stores/hhe/)
Please support me on Patreon to create a new projects.
You can find all the necessary information for repeating this device by clicking on the link to Patreon:
* [https://www.patreon.com/HOBBYHOMEELECTRONICS](https://www.patreon.com/HOBBYHOMEELECTRONICS)
Author: Romans Dodu, Hobby Home Electronics.
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 470uF | C1 | CAP-D8.0XF3.5 | 1 |
| 2 | 100nF | C2,C4,C6 | RAD-0.1 | 3 |
| 3 | 22uF | C3 | CAP-D5.0XF2.0 | 1 |
| 4 | 100uF | C5 | CAP-D5.0XF2.0 | 1 |
| 5 | 18pF | C7,C8 | RAD-0.1 | 2 |
| 6 | 4.7uF | C9,C11 | CAP-D4.0XF1.5 | 2 |
| 7 | 10uF | C10 | CAP-D5.0XF2.0 | 1 |
| 8 | 4.7nF | C12 | RAD-0.1 | 1 |
| 9 | 1N4148 | D1,D2,D3,D4 | DO-35 | 4 |
| 10 | BZX55C9V1 | D5,D6,D7,D8,D9,D10,D11,D12,D13,D14 | DO-35 | 10 |
| 11 | A2541WV-2X2P | H1 | A2541WV-2X2P | 1 |
| 12 | ISP | P1 | HDR-5X1/2.54 | 1 |
| 13 | Header-Female-2.54_1x10 | P2 | HDR-10X1/2.54 | 1 |
| 14 | Female header1X15P 2.54mm | P3,P4 | HDR-15X1/2.54 | 2 |
| 15 | Header-Male-2.54_1x4_C59481 | P5 | HDR-4X1/2.54 | 1 |
| 16 | Power | P6 | HDR-2X1/2.54 | 1 |
| 17 | Input | P7 | HDR-2X1/2.54 | 1 |
| 18 | BC557B | Q1,Q2,Q3,Q4,Q5,Q6,Q7,Q8,Q9,Q10 | TO-92(TO-92-3) | 10 |
| 19 | BC337 | Q11,Q12,Q13,Q14,Q15,Q16,Q17,Q18,Q19,Q20,Q21,Q22,Q23,Q24,Q25,Q26,Q27,Q28,Q29,Q30,Q31,Q32,Q33,Q34,Q35,Q36,Q37,Q38,Q39,Q40,Q41,Q42,Q43,Q44,Q45,Q46,Q47,Q48,Q49,Q50 | TO-92(TO-92-3) | 40 |
| 20 | 1K | R1,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,R13,R14,R15,R16,R17,R18,R19,R20,R21,R22,R23,R24,R25,R26,R27,R28,R29,R30,R40,R41,R42,R43,R44,R45,R46,R47,R48,R49,R50,R51,R52,R53,R54,R55,R56,R57,R58,R59,R60,R61,R62,R63,R64,R65,R66,R67,R68,R69 | AXIAL-0.3 | 60 |
| 21 | 68K | R31,R33 | AXIAL-0.3 | 2 |
| 22 | 6.8K | R32,R35 | AXIAL-0.3 | 2 |
| 23 | 4.7K | R34 | AXIAL-0.3 | 1 |
| 24 | 47K | R36,R37 | AXIAL-0.3 | 2 |
| 25 | 100R | R38 | AXIAL-0.3 | 1 |
| 26 | 10K | R39 | AXIAL-0.3 | 1 |
| 27 | L7805ABV | U1 | TO-220(TO-220-3) | 1 |
| 28 | TL071 | U2 | DIP8 | 1 |
| 29 | ATMEGA8L-8PU | U3 | DIP-28_300MIL | 1 |
| 30 | CD4028BE | U4 | DIP16 | 1 |
| 31 | 18MHz | X1 | OSC-49S-1 | 1 |
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