Yamaha Installation Series Application Manual page 39

Subwoofer
Amp
Gain
IS1215 26dB
32dB
IS1118 26dB
32dB
IS1218 26dB
32dB
Discrete (Single for IS1118)
14dBu
-10dBFs for +24dB output level
-4dBFs for +18dB output level
-1dBFs for +15dB output level
8dBu
-16dBFs for +24dB output level
-10dBFs for +18dB output level
-7dBFs for +15dB output level
14dBu
-10dBFs for +24dB output level
-4dBFs for +18dB output level
-1dBFs for +15dB output level
8dBu
-16dBFs for +24dB output level
-10dBFs for +18dB output level
-7dBFs for +15dB output level
14dBu
-10dBFs for +24dB output level
-4dBFs for +18dB output level
-1dBFs for +15dB output level
8dBu
-16dBFs for +24dB output level
-10dBFs for +18dB output level
-7dBFs for +15dB output level
Yamaha Installation Series Speakers
-7dBFs for +24dB output level
-1dBFs for +18dB output level
-13dBFs for +24dB output level
-7dBFs for +18dB output level
-4dBFs for +15dB output level
-7dBFs for +24dB output level
-1dBFs for +18dB output level
-13dBFs for +24dB output level
-7dBFs for +18dB output level
-4dBFs for +15dB output level
39
Application Guide for
Parallel
17dBu
11dBu
n/a
n/a
17dBu
11dBu