Pyramid Car Audio PB-1838GX, PB-638GX, PB-238GX, PB-738GX, PB-1038GX user manual Precautions, Stop

precautions

Do not operate the amplifier when it is unmounted. Attach all audio system components securely within the automobile to prevent damage, especially in an accident.

notes

STOP

Do not mount this amplifier so that the wire connections are unprotected, or in a pinched condition, or likely to be damaged by nearby objects.

Before making or breaking power connections in your system, disconnect the vehicle battery. Confirm that your head unit or other equipment is turned off while connecting the input jacks and speaker terminals.

4 ohm

2 -c hannel Amplifier (Operating in Stereo)

YES! 4 ohm

Two 4-ohm speakers, wired in stereo, will present a 4-ohm load to each channel of the amplifier. Most two- channel amplifiers will work well in this configuration.

sound around, Inc.

1600 63rd street. brooklyn. ny 11204

4 ohm

2 -c hannel Amplifier

(Operating in

Bridged Mono)

NO! 4 ohm

Two 4-ohm speakers, wired in parallel to a bridged two-channel amplifier. will present a 2-ohm mono load to the

amplifier. MOST TWO-CHANNEL25

AMPLIFIERS DO NOT SUPPORT 2-OHM MONO OPERATION! AMPLIFIER DAMAGE COULD RESULT!

If you need to replace the power fuse, do so only with a fuse identical to that supplied with the amplifier. Using a fuse of a different type or rating may result in damage that isn’t covered in the manufacturer’s warranty.

STOP

4 ohm

4 ohm

4 -c hannel Amplifier (Operating in Stereo)

4 ohm

YES! 4 ohm

Four 4-ohm speakers, wired in stereo, will present a 4-ohm load to each channel of the amplifier. Most four- channel amplifiers will work well in this configuration.

sound around, Inc.

1600 63rd street. brooklyn. ny 11204

	4 ohm
	4 ohm
4 -c hannel Amplifier
(Operating in
Bridged Mono)	4 ohm

NO! 4 ohm

Four 4-ohm speakers, wired in parallel to a bridged four-channel amplifier, will present a 4-ohm mono load to the amplifier. MOST FOUR-CHANNEL

AMPLIFIERS DO NOT SUPPORT 2-OHM MONO OPERATION! AMPLIFIER DAMAGE COULD RESULT!