11
SPECIFICATIONS
Pro1770LCR
Recommended Amplifi er Power
20-150 watts per channel
Nominal Impedance
6 ohm nominal; 3.2 ohm minimum
Frequency Response
70Hz to 20kHz, +/- 3 dB
Sensitivity
88 dB with 2.83 V pink noise input measured at
1 meter on axis
Dimensions
8-7/8” W x 14-5/8” H x 12-5/8” D with grille
Depth is 12-3/8” without grille
Wiring Requirements
We recommend using 16-gauge loudspeaker
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.
Pro2770LCR
Recommended Amplifi er Power
20-150 watts per channel
Nominal Impedance
6 ohm nominal; 3.2 ohm minimum
Frequency Response
60Hz to 20kHz, +/- 3 dB
Sensitivity
89 dB with 2.83 V pink noise input measured at
1 meter on axis
Dimensions
14-5/8” W x 14-5/8” H x 12-5/8” D with grille
Depth is 12-3/8” without grille
Wiring Requirements
We recommend using 16-gauge loudspeaker
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.
Pro1870LCR
Recommended Amplifi er Power
20-200 watts per channel
Nominal Impedance
6 ohm nominal; 3.2 ohm minimum
Frequency Response
60Hz to 20kHz, +/- 3 dB
Sensitivity
90 dB with 2.83 V pink noise input measured at
1 meter on axis
Dimensions
11” W x 17-1/2” H x 15-3/8” D with grille
Depth is 15-1/4” without grille
Wiring Requirements
We recommend using 16-gauge loudspeaker
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.
Pro2870LCR
Recommended Amplifi er Power
20-200 watts per channel
Nominal Impedance
6 ohm nominal; 3.2 ohm minimum
Frequency Response
55Hz to 20kHz, +/- 3 dB
Sensitivity
91 dB with 2.83 V pink noise input measured at
1 meter on axis
Dimensions
17-1/2” W x 19-1/8” H x 15-3/8” D with grille
Depth is 15-1/4” without grille
Wiring Requirements
We recommend using 16-gauge loudspeaker
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.