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Author Topic: WANTED: Standard CTD500 DTMF module schematic...  (Read 491 times)
KB9OMX
Member

Posts: 3




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« on: March 03, 2010, 09:12:49 PM »

Hello,

  Am troubleshooting a problem in my handheld and have traced problem to this module.  Have the operators manual and schematics for C500E radio, but there is no schematic for the CTD500 DTMF ( touch-tone ) module included...  

  Thanks very much for any help with this...

73  

John
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