Pyramid Car Audio PB 610 SX - Manual (Page 3)

-2-
This unit was designed to operate efficiently at loads down to 2 ohms.
What this means is that you can do an installation of FOUR-8 ohm speak-
ers per channel using parallel wiring or TWO-4 ohm speakers per channel
in parallel.
When operating at 2 ohms, the amplifier to increase their power output
by approximately 50 percent. The current draw of the amplifiers will also
increase by about the same as amount. Be sure that you have enough
current to run the amplifier into a 2 ohm load otherwise distorted music will
be reproduced.
Do not use a 2 ohm load in the bridged mode.
The amplifier accepts 4-8 ohms only in the bridged mode.
2-OHM OPERATION
PYRAMID SERIES