Mariner 54 | Mariner 56 | |
---|---|---|
Tweeter | 1″ (25mm) cloth dome, Ferrofluid cooled, in acoustic back chamber | 1″ (25mm) powder-coated aluminum dome, Ferrofluid cooled, in acoustic back chamber |
Woofer | 5.25″ (130mm) textured polypropylene cone with a Santoprene surround | 5.25″ (130mm) Kevlar/Nomex laminated cone with a Santoprene surround |
Frequency Response | 65Hz – 20kHz ±3dB | 60Hz – 20kHz ±3dB |
Impedance | 8 ohms nominal; 6 ohms minimum | 8 ohms nominal; 6 ohms minimum |
Power Handling | 5 watts minimum; 60 watts maximum | 5 watts minimum; 70 watts maximum |
Sensitivity | 87dB SPL (2.83V/1 meter) | 88dB SPL (2.83V/1 meter) |
Environmental | Conforms to Mil Spec 810 for humidity, salt spray, temperature and UV, IP-66 waterproof rating | Conforms to Mil Spec 810 for humidity, salt spray, temperature and UV, IP-66 waterproof rating |
Environment Temperature | -13º – 149ºF (-25ºC – 65ºC) | -13º – 149ºF (-25ºC – 65ºC) |
Dimensions (WxHxD) | 6.36″ x 10.08 x 5.68″ (162mm x 256mm x 144mm) | 6.36″ x 10.08 x 5.68″ (162mm x 256mm x 144mm) |
Grille | Perforated aluminum | Perforated aluminum |
Shipping Weight | 12 lbs. (5.5kg) pair | 13 lbs. (6kg) pair |
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