Three-stage 10-point voice-activated level indicator kit (blue, green, red 5mm high-brightness LED), including more than 200 components and 443 solder joints, is a relatively challenging soldering kit. Soldering requires a certain amount of patience. With success, your welding skills will definitely improve.
Working voltage: 9-15V
Circuit board size: 4.5CM x 17.5CM
Kit Weight: 69g
Component name Quantity
PCB board 1
5MM LED white hair blue 11
5MM LED white and red 11
5MM LED white hair green 11
9012 triode 3
9013 triode 38
1N4148 Diode 33
1N4007 Diode 1
560 ohm resistor 33
2K-2.2K Resistor 8
4.7K Resistor 14
10K Resistor 12
33K Resistor 8
47K resistor 12
220K Resistor 1
100K Resistor 3
50K blue and white potentiometer 4
4.7UF capacitor 10
220UF25V capacitor 2
104 ceramic capacitor 5
103 ceramic capacitor 2
102 ceramic capacitor 1
222 ceramic capacitor 1
LM7806 1
XH2.54-2P elbow seat 1
XH2.54-2P line 1
with foot microphone 1
Colour: black
Material: PCB
Package Contents:
1 x Electronic kit
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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