Radio Shack 85 Stereo Amplifier User Manual


 
19
Connecting Two Unbridged Speakers and One Bridged
Subwoofer
1. Connect the two speakers to the
CH1
and
CH2
terminals (front speakers) or
to the
CH3
and
CH4
terminals (rear speakers).
2. For a bridged connection, connect the subwoofer to the amplifier’s
+
CH3
and
CH4
+
terminals (if you used the front speaker connections in Step 1)
or the
+
CH1
and
CH2
+
terminals (if you used the rear speaker connec-
tions in Step 1).
3. Push in
X-OVER FREQ
so you can later adjust the amplifier’s sound to com-
pensate for your vehicle’s acoustics (see “Using the Frequency Cross-
over”).
4. Press and release the right
BRG/ST
(Bridged/Stereo) switch to make sure it
is off.
5. Push in the left
BRG/ST
(Bridged/Stereo) switch to the
BRG
position to
bridge the rear speakers
(
CH3
and
CH4
).
12-1977.fm Page 19 Tuesday, July 13, 1999 10:07 AM