Radio Shack XL-400 - Connecting Two Speakers (Bridged Connection); Connecting Two Speakers and One Subwoofer (Unbridged Connection)

14
Connecting Inputs
Connecting Two Speakers (Bridged Connection)
Caution:
This connection produces 200
watts per channel. Use this connection only if
you have high-power speakers that can han-
dle a power output of 200 watts.
Note:
CH2 (+)
and
CH4 (+)
are used as nega-
tive (–) terminals for a bridged connection.
1. Use a screwdriver to connect the left
speaker’s positive (+) wire to the ampli-
fier’s
CH1 (+)
terminal.
2. Use a screwdriver to connect the left
speaker’s negative (–) wire to the ampli-
fier’s
CH2 (+)
terminal.
3. Repeat Steps 1–2 to connect the right
speaker’s positive (+) and negative (–)
wires to the amplifier’s
CH3 (+)
and
CH4
(+)
terminals.
4. Set both
BRG/ST
switches (on the left
and right sides of the amplifier) to
BRG
.
Connecting Two Speakers and One Subwoofer (Unbridged Connection)
1. Use a screwdriver to connect the front
left speaker’s positive (+) wire to the
amplifier’s
CH1 (+)
terminal.
2. Use a screwdriver to connect the front
left speaker’s negative (–) wire to the
amplifier’s
CH1 (–)
terminal.
3. Repeat Steps 1–2 to connect the front
right speaker’s positive (+) and negative
(–) wires to the amplifier’s
CH2 (+)
and
CH2 (–)
terminals.
Right Speaker
Left Speaker
CH4 Rear
Subwoofer
CH3 Rear
Subwoofer
CH2 Front
Right Speaker
CH1 Front
Left Speaker
Or
12-2018.fm Page 14 Friday, May 12, 2000 12:46 PM