Note: The above notes apply to cameras configured with Rev B audio hardware. Cam-
eras shipped prior to Sept 15 2008 (and not yet upgraded to Rev B) were supplied with
Rev A audio hardware, with the following operational restrictions.
- The Camera Ground connection on Pin 2 should be considered unreliable / floating.
Headphone Audio Output
A 3.5mm stereo phone jack provides two channels of adjustable level audio to headphones.
Headphone Output Connector
The camera’s four audio channels may be monitored in pairs: either 1L - 2R or 3L - 4 R or a
quad mix of 1+3L – 2+4R based on the MIX parameter, and the Volume adjusted as follows.
Volume: (master volume) Adjusts headphone volume equally for Left and Right outputs.
Range is -18dB to 0dB in 1dB steps. Default is -9dB.
Volume Left: Trims volume for Left output. e.g. Volume –6dB + Volume Left +1dB = -5dB
Range is -12dB to + 6dB in 1dB steps. Default is 0dB.
Volume Right: Trims volume for Right output. e.g. Volume –6dB + Volume Right -1dB = -7dB
Range is -12dB to + 6dB in 1dB steps. Default is 0dB.
Note: The above notes apply to cameras configured with Rev B audio hardware. Cam-
eras shipped prior to Sept 15 2008 (and not yet upgraded to Rev B) were supplied with
Rev A audio hardware, with the following operational restrictions.
- For maximum output signal quality, only use high impedance headphones.
USB-2 Master
This port is currently not enabled.
