Operating Manual

11
R150 PLUS/300 PLUS/500 PLUS
REFERENCE AMPLIFIER
Connections
Connections
Inter-M products are wired to reflect accepted wiring practices used throughout the world.
Balanced XLR connectors are wired as described:
Pin #1 Shield
Pin #2 Positive
Pine #3 Negative
Balanced 1/4" TRS connectors are wired as described:
Tip is Positive
Ring is Negative
Sleeve is Shield
Insert Points
Amp/Line Input
Headphones
Unbalanced
Input/Output
AUX Send
Ring
Ring
Tip
Tip
Sleeve
Sleeve
Send
Return
Screen
Hot (
positive)
Cold (
negative)
Screen
Left Signal
Right Signal
Ground
Signal
Ground
3 Pole (Stereo) Jack
2 Pole (Mono) Jack
Ring TipSleeve
TipSeeve
2
1
3
Balanced Input
Hot (positive)
Hot (positive)
Sleeve
Screen
Cold (negative)
Cold (negative)