Russound IC-630 6.5" Premium Performance In-Ceiling Loudspeakers (Pair) Projector Screens What are these so called

What are these so called “ground currents”

hand-soldered

the ZM2 also has an in built 80Hz low pass filter in bridged mode which means it is ideal for driving in-wall/in-ceiling woofers/passive sub(s)

Sensitivity: 91 dB SPL (2

Input Loading 47 k +100 pF

Russound IC-630 6.5" Premium Performance In-Ceiling Loudspeakers (Pair) Projector Screens What are these so calledThe IC 630 is Russound's flagship in ceiling speaker. designed for intelligent highs and deep rich lows. Using advanced marterials from the 1" pivoting titanium tweeter to the 6. 5" injection molded polypropylene cone with vapor deposited titanium, the IC 630's performance will blow you away and will continue to impress you during years of enjoyment. It includes a + 3dB tweeter adjustment switch to allow you to adjust for the room's acousitc