RACORDER - The Marine Black Box

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INSTALLATION OF AUDIO OUTPUT IN THE STANDARD HORIZON INFINITY GX2400S VHF RADIO
This radio has the "Squelch Problem" described on the radio page.

R1 = 4.7 meg; R2 = 470K

Receive audio is taken from the negative end of capacitor C211 - this goes to the speaker.

Transmit audio is taken from the junction of RM14, RM17, and CM07.


Updated August 24, 2004