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Electronic Module
Electronic DIY Kit Level Indicator ASD-84 Audio Spectrum 8×4 Voice Spectrum Lights Red+Blue Colorful Display DC 5V
Availability:
736 in stock
Sales 54
$6.74 $7.48
736 in stock
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1.Description: This is a kit parts. You should solder it by yourself. 2.Features: 1>.High sensitivity; 2>.Low power; 3>.Wide operating voltage range; 4>.Low power consumption; 5>.DIY design; 6>.Colorful display; 7>.Mode adjustable; 3.Parameters :
4.Instructions: Step 1: Complete the installation in the normal way following installation manual and schematic.(Please request separately). Step 2:Connect audio; Step 3:DC 4-9V voltage; Step 4:Adjust working mode Step 5:Test and use. 5.Mode setting:
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6.Using attention
1>.Please make sure all components in right direction and right place.
2>.Please check whether pseudo/float welding.This is very important .
3>.The soldering iron can't touch the components for a long time, otherwise the components will be damaged because of the high temperature.
4>.It is recommended to use a stable power supply, otherwise it may interfere with the audio signal output.
7.Component list:
NO. | Component Name | PCB Marker | Parameter | Quantity |
1 | Metal Film Resistor | R15 | 10ohm | 1 |
2 | Metal Film Resistor | RX1-RX4,RY5-RY12 | 47ohm | 12 |
3 | Metal Film Resistor | R13-R14 | 470K | 2 |
4 | Ceramic Capacitor | C5 | 0.001uF 102 | 1 |
5 | Ceramic Capacitor | C2-C4 | 0.1uF 104 | 3 |
6 | Electrolytic Capacitor | C1 | 220uF | 1 |
7 | Red LED | D1-D16 | 2*5*7mm | 16 |
8 | Blue LED | D17-D32 | 2*5*7mm | 16 |
9 | Audio Socket | J2,J3 | SMD3P | 2 |
10 | Power Socket | J1 | DC3.5 | 1 |
11 | WD1084 | U1 | DIP-16 | 1 |
12 | Button | S1 | 6*6*5 | 1 |
13 | USB to DC Cable | 100cm | 1 | |
14 | Audio Cable | 100cm | 1 | |
15 | PCB | ASD-84 | 94*39.5mm | 1 |
Note:Please request install manual and schematic for us;You can finish install by PCB silk screen and component listing.
8.Application:
1>.Electronic teaching
2>.Exercise welding skills
3>.Circuit application
9.Frequency asked questions:
1>.Why can't work?
A :Please make sure all components in right direction and right place and check whether pseudo/float welding.This is very important.
10.Install tools you need preliminary preparation by yourself：
1>. Soldering iron;
2>. Multimeter;
3>. Solder wire;
4>. Iron stand;
5>. Diagonal cutting pliers;
6>. The screwdriver;
7>. Tweezers;
8>. Long nose pliers;
9>. Suction tin;
10>. Cleaning sponge;
11>. Screwdriver set.
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