Velleman K4306 - Speaker Output Connection

12
FROM POWER AMPLIFIER
1000uF/25V
12V/300mA
12V/300mA
12V/300mA
MAINS
MAINS
1N4007
+
1000uF/25V
1N4007
+
RIGHT SPEAKER
INPUT (0)
LEFT SPEAKER
R-
R+
L-
L+
HI
SUPPLY
12...15VDC
POWER
+
+V
K4306
LO
LO
HI
RIGHT
LEFT
Connecting to a speaker level output and connecting a power supply from 12 to 15VDC / 300mA max.
Connect the unit to a suitable supply voltage between 12VDC and 15VDC, this can also be a standard DC
adapter. You can also build your own power supply, see diagram. Use a 2x12V transformer, two rectifier
diodes and a electrolytic capacitor or use a single 12V transformer with a bridge rectifier and a electrolytic
capacitor.
Fig. 5.0
Connection
15. Connection to a speaker output