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Home / Assembly / DIY KIT 34- 8×4 Audio LED Spectrum-Music level indicator

DIY KIT 34- 8×4 Audio LED Spectrum-Music level indicator

This is yet another audio LED spectrum DIY kit. Connect the kit to any audio source and see the lights patterns changing according to the audio signal.

The schematic of the kit is shown below:

Parameter:

Parameter Value
Model ASD-84S
Operating Voltage DC 5V
Work Current <=35mA
Standby Current <=5mA
Signal Input Way 3.5mm Audio Wire
LED Color Red, Green, Blue, Yellow
LED Array line4, row 8
PCB Size 64.2*36.5mm
PCB Mounting Hole 3mm
PCB Hole Distance 58.1*30.5mm
Note: LED should be the same color in one line/row

Component List:

NO. Name PCB Silk Screen Value QTY
1 SMD 0805 Resistor R1 10ohm 1
2 SMD 0805 Resistor RX1-RX4,RY1-RY8 47ohm 12
3 SMD 0805 Resistor R4,R5 1K 2
4 SMD 0805 Resistor R2,R3 470K 2
5 SMD 0805 Capacitor C2-C4 0.1uf 3
6 Electrolytic Capacitor C1 47uF 1
7 Contact Switch SMD S3 6*6*5mm 1
8 IC 1084S U1 SOP-16 1
9 Audio input socket JK2 SMD3P 1
10 Power input socket JK1 3.5mm 1
11 Red LED D11-D81 SMD 0805 8
12 Green LED D12-D82 SMD 0805 8
13 Blue LED D13-D83 SMD 0805 8
14 Yellow LED D14-D84 SMD 0805 8
15 USB to DC Line 3.5mm 0.8M 1
16 PCB 64.2*36.5mm 1

Operation Method:

Working Model Working Model Display Function Description Default Declaration
Short Press Quick refresh speed 3 Refresh speed is very quick, very dynamic 2
Medium refresh rate 2 Refresh speed is average
Slow refresh rate 1 The refresh speed is slow and the vision is good
Long Press High sensitivity H Capable of detecting weaker signals B
Medium sensitivity B Able to adapt to most signals
Low sensitivity L Capable of filtering weaker interfering signals
Press and hold the button first, then switch on the power, get into Factory mode.

Click on the images below to see all the assembly images. You can see all the images on Flickr also.

Assembly Tutorial from the manufacturer

Other images of the kit:

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