Audio noise generator

This is another basic circuit using a transistor, you can use this as a noise source for testing an amplifier for example.

Schematics

Audio noise generator

Parts List

QTY  PART-REFS           VALUE                          
---  ---------           -----                         
Resistors
---------
1    R1                  1k                                                
1    R2                  100k                                              

Capacitors
----------
1    C1                  0.1uf                                             

Transistors
-----------
1    Q1                  2N2222