Yamaha 150 - Manual (Page 6)

6
■ Connecting Speakers
The XH150 series enables you to connect multiple high-impedance speakers in parallel that support 70 V or 100 V
line output. The number of speakers that can be connected varies depending on the speakers’ rated input. You can
connect speakers with a total rated input per channel of up to 150 W.
SPEAKERS
CHANNEL B
70V = 32
Ω
/CHANNEL
100V = 64 Ω /CHANNEL
CHANNEL A
– – + +
Total rated input of up to 150 W Total rated input of up to 150 W
For example, if you are using speakers with a rated input of 15 W, you can connect up to ten speakers. If you are
using speakers with a rated input of 10 W, you can connect up to 15 speakers. You may also connect speakers with a
different rated input for each channel, as shown below:
SPEAKERS
CHANNEL B
70V = 32 Ω /CHANNEL
100V = 64
Ω
/CHANNEL
CHANNEL A
– – + +
15 W x 10 units (= 150 W) 10 W x 15 units (= 150 W)
15 W Rated input 15 W 15 W 10 W 10 W 10 W