Optimus PM-61M Installation And Operating Instructions Manual page 17

11. PHANTOM power switch.
The phantom power can be provided to each microphone input (channels 1 and 2) to
use electret microphones.
12. TALKOVER switch.
All other input signals are muted automatically by the input signal of channel 1 (or
channel 2) when this switch is pressed on.
13. Antenna Jack.
FM radio antenna connector.
3. INSTALLATION
3.1. Priority
Priority among inputs is the following:
1(max): Remote MIC.
2: Priority input.
3: CH1/CH2 (TALKOVER on).
4: CH1/CH2 (TALKOVER off), CH3/CH4/CH5/CH6, BGM.
3.2. Input connection
The following pictures show pin assignments for balanced and unbalanced inputs.
3.3. Output connection
The following pictures show pin assignments for balanced and unbalanced outputs.
PM-61M Version 1.1
PM-61M
Pre-amplifier
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