TExCHange
TExCHange

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Sony Pin-Out
  1. Power ( + 9 volt )
  2. Battery charge
  3. * Handsfree sos
  4. Handsfree extern (10K resistor to +9 to enable handsfree functions)
  5. * TXE
  6. * RXE
  7. Ignition (10K resistor to +9 to illuminate the display continiously)
  8. Antenna extern (10K resistor to ground to enable external microphone and antenna)
  9. * Audio 1
  10. Audio 2 (loudspeaker amplifier output)
  11. Microphone (use electrect microfoon and 46 db preamp.)
  12. Audio ground (do not connect to 13 and 14 )
  13. Ground (supply)
  14. Ground (supply)

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