Originally Posted by manyaminimam
Can some one help,I've got a 7 channel amp rated at 6 ohms -and running 6ohm speakers all around,am I able to (for the LB and RB channels) run 8ohm speakers without any problem.????please help
Higher impedance speakers are easier to drive than lower impedance speakers.
The speaker impedance that matters is the lowest one.
Mixing speaker impedances on the same AVR is OK, subject to the above.
In general any semi-respectable (doesn't even have to be good!) 4 ohm speaker is fine.