The Electro-Voice 309-8TWB is an 8-inch, 16-watt installation ceiling loudspeaker, with a 70.7V matching line transformer. The speaker's 8-inch low-frequency cones and high-temperature voice-coil assemblies are coaxially mounted, featuring wide-dispersion cone tweeters. The dual magnet construction allows each speaker to be magnetically, electrically and mechanically independent of the other.
16-watt coaxial ceiling component loudspeaker with 8" woofer, 2.5" cone tweeter and matching line transformer
Transformer power taps include 1W , 2W, 4W and 8W for 70.7V lines
Two-way crossover network @ 3.0kHz with 6dB/octave tweeter protection
Frequency Response: 85 Hz - 18 kHz
Maximum Power Handling: 16 Watts
Impedance: 8 Ohms
SPL: 108dB SPL @ 1m
Beamwidth: Not Applicable
Horizontal Beamwidth: Not Applicable
Vertical Beamwidth: Not Applicable
Directivity: Not Applicable
Construction: Not Specified by Manufacturer
Voice Coil: 2.5"
Dimensions (HxWxD): 8.1(Dia.) x 3.25"(Depth) (206.5 x 82.5mm)
Weight: 5.0 Lbs. (2.3 kg)