Features
- Dual 8-inch polypropylene cone woofers
- Large port area for extended low-frequency performance
- Dual-chamber ported bandpass cabinet
- Defeatable passive 120 Hz low-pass filter with impedance compensation
- 250 watts continuous power handling, 700 watts peak
- 70/100 V multitap transformer with 8 ohm bypass
- Yoke mount and flying hardware included
- Marine grade plywood construction
Package Includes:
AD-S28Tw loudspeaker
Yoke mount
Suspension hardware kit
Grille backing cloth
AD-S28Tw-BK
$785.00Price
SPECIFICATIONS
AD-S28Tw Configuration Surface mount bandpass subwoofer, ported Low-frequency transducer Dual 8-inch (200 mm) weather resistant, polypropylene cone woofers, rubber surround Frequency range 1
Frequency response (-6 dB)
Useable frequency range (-10 dB)
42 to 165 Hz
36 to 205 HzFilter 120 Hz low-pass, passive, bypassable Maximum output 2
Calculated peak / continuous Output
2 pi (half space)
4 pi (full space)
124 dB SPL / 118 dB SPL
118 dB SPL / 112 dB SPLNominal impedance 8 ohms Power rating
Continuous power handling3
Recommended max amp power
250 W (2 hours IEC)
500 W (loudspeaker "program" power)Sensitivity 94 dB, 2.83 V at 1 m, half space (2 pi) Transformers Type Custom low distortion laminated core, wide bandwidth design Taps 70V: 200, 100, 50, 25 W; 8Ω bypass
100V: 200, 100, 50 W; 8Ω bypassEnclosure Material Marine grade plywood, ABS, steel grille Environmental Exceeds Mil Spec 810 for humidity, salt spray and dust; IEC 60529 IP-X4 splash rating Finish Textured black paint Grille Painted steel Connectors Four-position barrier strip; 2 in / 2 out Mounting Hardware Black powder coated steel yoke with attachment hardware
Black zinc coated forged shoulder steel M6 eyebolts
Black powder coated steel shear plates with attachment hardware
Black rubber feet with integral threaded boltNet Weight 43 lb / 19.5 kg Shipping Weight 55 lb / 25 kg