Niles HDL-4 Installation & Operation Manual page 8

H D S S S
I G H E F I N I T I O N P E A K E R E L E C T I O N Y S T E M
Tube Amplifier
Figure 1
Using a
Tube Amplifier
150 150
Niles HDL-4
AMPLIFIER SPEAKER 4 SPEAKER 3 SPEAKER 2 SPEAKER 1
L+ L- R- R+ L+ L- R- R+ L+ L- R- R+ L+ L- R- R+ L+ L- R- R+
ON OFF
CONSTANT
PROTECTION
Niles Audio
Corporation,
Miami, Florida USA
7