You put the capacitor on the wrong side of the resistor.  Put it on the 
output side.

73 - Jim   W5ZIT

-----Original Message-----
From: [EMAIL PROTECTED]
To: [email protected]
Sent: Sat, 30 Dec 2006 3:26 PM
Subject: [Repeater-Builder] Re: audio equalizers for repeater audio



 

 

 

Disc.                             15K

0---------------------------------/\/\/\/\/\----------------0 output

                        |

                        |

                        ----  .2 uf. (point 2 microfarads)

                        ----

                        |

                        |

                        0 ground

 

 

 

The .2 uf capacitor takes the “highs” to ground. 

 

Some people like to use a 6.8K series resistor, but a 15K provides 
perfect roll off on highs.  Play with this value if you want to “tweak 
it”.

 

 

Bill Hudson

W6CBS

 







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