Connecting Two Speakers In Parallel; Connecting Four Speakers In Series/Parallel Combination - Radio Shack MPA-125 Owner's Manual

32-2003.fm Page 10 Tuesday, March 28, 2000 10:45 AM

Connecting Two Speakers In Parallel

Follow these steps to connect speakers in parallel.
1. Connect both speaker's negative (–) terminals to each other, then connect both wires to
the terminal on the back of the amplifier.
COM
2. Connect both speaker's positive (+) terminals to each other, then connect both wires to the
speaker terminal (
4
speaker impedance.

Connecting Four Speakers In Series/Parallel Combination

Follow these steps to combine series and parallel connections.
of 1 Pair
= Total
No. of Pairs
16W
= 8
2
1. Group the four speakers into two pairs.
2. Connect each pair of speakers in series. If you connected 8-ohm speakers, the total
impedance of each pair is 16 ohms (8 + 8 = 16).
10
8
Speaker 2
, , or ) on the back of the amplifier that matches the total
8 16
Connections
Two 8 Speakers
8
___________ = 4
2 Speakers
8
Speaker 1
8 8
8 8