Please note:This is a DIY white noise signal generator kit parts . You need solder it by yourself.
 
Parameters:
Power supply DC 12V.
Two way signal output:
J1 output 1V fixed non adjustable noise signal, and the internal resistance is big. It is suitable for the front stage PRE input.
JK1 output 1V continuous adjustable white noise signal, and the internal resistance is small. It can directly drive headphones.
P.S. Two signals will not interact with each other.
 
Application:
White noise signal, commonly known as noise, is similar to the bottom noise of the radio. It can be used in burn-in, test, therapy on insomnia and so on!
 
Component list:

NO.

Component Name

PCB Marker

Parameter

Quantity

1

Metal Film Resistor

R7

470ohm

1

2

Metal Film Resistor

R5

10K

1

3

Metal Film Resistor

R3,R4,R6

100K

3

4

Metal Film Resistor

R1,R2

1M

2

5

Ceramic capacitor

C3

0.001uf

1

6

Ceramic capacitor

C1,C2

0.1uf

2

7

Electrolytic capacitor

C4,C6

10uf

2

8

Electrolytic capacitor

C5

100uf

1

9

Potentiometer

VR1

20K

1

10

S9014

Q1-Q4

TO-92

4

11

Connector

J1,R2

KF301-2

2

12

Audio socket

JK1

5P-Stereo

1

13

PCB

 

 

1

Install tools:

P.S. YOU NEED PREPARE THE TOOLS TO INSTALL THE KIT PARTS

Electric soldering iron

Multimeter

Solder wire

Soldering iron holder

Diagonal cutting pliers

Screwdriver

Tweezers

Sharp-nose pliers

Solder sucker

Sponge

Screwdriver kit

                                    

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