Inter-m PU-103 - Page 11

PUBLIC ADDRESS MIXING AMPLIFIER
9
PU-103/106/112
※ Connecting Speakers
Before connecting speakers to PU-103/106/112 unit, be sure to disconnect the AC power cable.
NOTE : 1. Make certain that the total impedance is not less than the rated impedance indicated.
2. Please make sure not to use 4Ω/8Ω, 70V, 100V terminals simultaneously.
3. Impedance selection switch must be on properly to use high-impedance output terminal (70V,
100V).
4Ω
SPEAKER
8Ω 8Ω
- FOR 100V TERMINAL
- FOR PU-103/106: 8Ω or PU-103: 4Ω TERMINAL
- FOR 70V TERMINAL
(ONE 4Ω SPEAKER) (TWO 8Ω SPEAKERS)
or
※ Set impedance selection switch to OFF position.
※ Please make sure not to use 4Ω/8Ω, 70V, 100V terminals simultaneously.
※ Make sure that 4Ω output terminal is connected with
OPT-IN terminal.
※ Make sure that 4Ω output terminal is connected with
OPT-IN terminal.
※ IMPEDANCE
SELECTION SWITCH ON
※ IMPEDANCE
SELECTION SWITCH ON
※ IMPEDANCE
SELECTION SWITCH ON
PU-103 : 333Ω
PU-106 : 167Ω
PU-112 : 84Ω
PU-103: 166Ω
PU-106: 82Ω
PU-112: 41Ω