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STD 10 band LED spectrum analyzer part 2

10 band LED spectrum analyzer part 2

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License

Public Domain

License: Public Domain

Mode:

Mode

Editors' pick

Editors' pick

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Update time： 2022-07-09 18:03:40
Creation time： 2019-01-17 21:05:18
Description

Description

Channel on Youtube: * [https://www.youtube.com/c/HOBBYHOMEELECTRONICS](https://www.youtube.com/c/HOBBYHOMEELECTRONICS) Video on Youtube: * [https://youtu.be/0sufwR7tYgQ](https://youtu.be/0sufwR7tYgQ) 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

Design Drawing
schematic diagram
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PCB
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BOM

BOM

BOM download Purchase Parts
ID Name Designator Footprint Quantity
1 4.7K R34,R1,R2,R3,R4,R5,R6,R7,R8,R9,R10 AXIAL-0.3 11
2 68K R31,R33 AXIAL-0.3 2
3 100R R38,R28,R29 AXIAL-0.3 3
4 47K R36,R37 AXIAL-0.3 2
5 6.8K R35,R32 AXIAL-0.3 2
6 10K R39 AXIAL-0.3 1
7 1N4148 D2,D1,D3,D4 DO-35 4
8 470R R11,R12,R13,R14,R15,R16,R17,R18,R19,R20 AXIAL-0.3 10
9 56R R21,R22,R23,R24,R25,R26,R27 AXIAL-0.3 7
10 68R R30 AXIAL-0.3 1
11 Header-Female-2.54_1x10 P3,P2 HDR-10X1/2.54 2
12 TL071 U2 DIP8 1
13 Audio input J1 AUDIO-PJ324 1
14 100uF C5 CAP-D5.0XF2.0 1
15 ISP P1 HDR-5X1/2.54 1
16 L7805ABV U1 TO-220(TO-220-3) 1
17 10uF C10 CAP-D5.0XF2.0 1
18 4.7uF C9,C11 CAP-D4.0XF1.5 2
19 DC-005-20A DC1 DC-005-20A 1
20 100nF C2,C4,C6 RAD-0.1 3
21 18pF C7,C8 RAD-0.1 2
22 4.7nF C12 RAD-0.1 1
23 BC337 Q11,Q12,Q13,Q14,Q15,Q16,Q17,Q18,Q19,Q20 TO-92(TO-92-3) 10
24 18MHz X1 OSC-49S-1 1
25 DS-02RP_C319062 SW1 NDI-02H-V 1
26 470uF C1 CAP-D8.0XF3.5 1
27 ATMEGA8L-8PU U3 DIP-28_300MIL 1
28 22uF C3 CAP-D5.0XF2.0 1
29 BC557B Q1,Q2,Q3,Q4,Q5,Q6,Q7,Q8,Q9,Q10 TO-92(TO-92-3) 10
30 CD4028BE U4 DIP16 1
31 Header-Male-2.54_1x10 P4,P5 HDR-10X1/2.54 2
32 LED_BarGraph_Multicolor BARLED2,BARLED1,BARLED3,BARLED4,BARLED5,BARLED6,BARLED7,BARLED8,BARLED9,BARLED10 LEDBAR-10-DC-10SGWA 10

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