Kenwood KL-777D
Max input: 130 watt
Woofer: cone typ 16" (406mm),
Mid-range: cone type 5" (120mm), alnico
High mid-range: horn type,
Tweeter: cone type 2" (50mm) x 2, alnico
Super tweeter: cone type 1.1/4" (30mm), alnico.
Sensitivity: 98db/watt at 1m,
Frequency: 22Hz - 22000Hz,
Impedans: 8 ohm,
Dimensions (WxHxD): 44,5 x 66 x 28 cm
KL-777D (1974 - 1977)
Woofer: Aluminium voice coil bobbins for better heat dissipation and power handling, perforated woofer cone cap, a woofer cone made of NBKP and canadian pulp for less cone breakup, long voice coils for linearity, a special acoustic filter in bass-reflex port made of rolled & corrugated PVC which prevents standing waves...
Low-Mid: ALNICO-driven mylar cone cap driver with 200µ aluminium deposit, corrugated edge, aluminium bobbin and long voice-coil
High-mid: mylar horn with Kenwood equalizer very near the mylar film for better high range response
High: pair of ALNICO driven cones with diffusers for wide-angle dispersion
Super-high: aluminium-coated mylar film with ALNICO magnet.