- nominal basket diameter; 18", 457 mm
- nominal impedance; 8ω
- program power; 1600 w
- watts; 800 w
- resonance; 25 hz
- usable frequency range; 40 hz - 0.8 khz
- magnet weight; 109 oz.
- voice coil diameter; 4", 102 mm
- coil construction; copper voice coil
- coil former; polyimide former
- magnet composition; ferrite magnet
- vented and extended core
- cone edge composition; cloth cone edge
- solid composition paper dust cap