Chord with Fischer&Fischer 770.1 AMT speakers.
770.1 AMT specs:
Frequency response (+/- 3 dB) ......... 24-27.000 Hz
Impedance .................................... 4 ohms
Sensitivity .................................... 92,5 db (1 w / 1 m)
Max. acoustic pressure ................... 115 db
Frequency dividing network ..............1st and 2nd order phase and impedance corrected filters
Function principle ...........................bass reflex
Subwoofer system ..........................Two 220 mm Fischer & Fischer cone speakers with carbon paper foam sandwich membrane
Bass system ..................................One 220 mm Fischer & Fischer cone speakers with carbon paper foam sandwich membrane
Mid-range system........................... Two 180 mm Fischer & Fischer cone speakers with carbonized paper, carbon foil sandwich membrane and aluminium phaseplug
Tweeter ...................................... One FISCHER & FISCHER-Air Motion Transformer (AMT), special custom made by Mundorf
Connecting terminal.........................Tri-Wiring, with pure silver bridges, 63 A connecting terminals, rhodium plated
Dimensions slate cabinet mm (H x W x D) .................. 1550 x 275 x 420
All over dimensions incl. floor system mm (H x W x D)....1610 x 380 x 475
Cabinet material ................................................... 20 / 23 mm thick low-resonance natural slate
Floor system ........................................................aluminium, height adjustable
Weight ............................................................... 159 kg
Cabinet design: Three-part low-resonance natural slate cabinet.
SN=natural surface, or SL=polished and lacquered in all RAL and available car colours.