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SPECIFICATIONS
18
OS6.3Si Loudspeaker
Driver Complement
• 6" summing woofer
• Two independent 1" Ultrasilk dome tweeters
with fluid cooling
Recommended Amplifier Power
5 to 125 watts per channel
Nominal Impedance
8 ohms per channel, wired in stereo or 4 ohms
with both channels wired together
Frequency Response
75 Hz to 21 kHz, +/- 3 dB
Sensitivity
90 dB with 2.83 V pink noise input, measured
at 1 meter on axis
Wiring Requirements
We recommend using 16- to 18-gauge
speaker wire for runs up to 80 feet and
14-gauge speaker wire for runs up to
200 feet. The connectors will accommodate
12- to 22-gauge wire.
Dimensions (Loudspeaker with
U-Bracket)
8-3/16" Wide x 13-5/16" High x 9-3/16" Deep
Weight (Loudspeaker and Bracket)
11 lb
2 Year Limited Warranty
OS5.3Si Loudspeaker
Driver Complement
• 5" summing woofer
• Two independent 1" Ultrasilk dome tweeters
with fluid cooling
Recommended Amplifier Power
5 to 100 watts per channel
Nominal Impedance
8 ohms per channel, wired in stereo or 4 ohms
with both channels wired together
Frequency Response
85 Hz to 21 kHz, +/- 3 dB
Sensitivity
90 dB with 2.83 V pink noise input, measured
at 1 meter on axis
Wiring Requirements
We recommend using 16- to 18-gauge
speaker wire for runs up to 80 feet and
14-gauge speaker wire for runs up to
200 feet. The connectors will accommodate
12- to 22-gauge wire.
Dimensions (Loudspeaker with
U-Bracket)
7-7/16" Wide x 12" High x 7-3/4" Deep
Weight (Loudspeaker and Bracket)
9 lb
2 Year Limited Warranty
DS00427BCN_OS_3Si.indd 20 6/24/05 4:36:32 PM