ESC
Model 7

Model 7

BrandWatson Laboratories
DesignerWilliam Wright
FunctionSpeaker
Produced1978-1980
CountryCanada
Form FactorFloorstanding / Stand Mounted
Signal PathPassive Hardware
Dimensions49.5 × 83.8 × 38.1 cm (W × H × D)
Weight62lbs
Frequency Response20Hz-20kHz ±5dB (In Room)
Treble1" Soft Dome
Midrange5" Cone
Midbass8" Cone
Bass10" Cone
Sensitivity91dB/W/m
Crossover Frequencies250Hz, 800Hz, 6kHz
Crossover Slope18dB/Oct (Third Order)
THD (90dB, 1kHz)<0.4% (Above 200Hz)
Enclosure TypeBass: Sealed, Midbass: Dipole, Midrange: Dipole (Sulfur Hexaflouride (SF6) Filled)
Power Handling (Program)150W
Maximum SPL113dB
FinishWalnut (Optional: Rosewood, Teak, Oak)
Connections
  • Input · Binding Post (Universal)