ESC
III

III

BrandRectilinear
ManufacturerRectilinear Research Corporation
FunctionSpeaker
Produced1966-1971
CountryUnited States
Form FactorFloorstanding
Signal PathPassive Hardware
Dimensions45.7 × 88.9 × 30.5 cm (W × H × D)
Weight65lbs
Frequency Response22Hz-18.5kHz ±4dB
Treble2" Paper Cone (x2) (Part #ST-2)
Treble2.5" Paper Cone (x2) (Part #T-3, Voice Coil: 0.56", 3oz Ferrite Magnet)
Midrange5" Paper Cone (Philips AD5061/M8, Voice Coil: 1")
Bass12" Paper Cone (Part #P-12KFH)
Impedance (Nominal)8Ω
Crossover Slope6dB/Oct (First Order)
Minimum Recommended Power (RMS)20W
Power Handling (RMS)100W
Enclosure TypeBass Reflex
Enclosure Construction0.75" Particleboard
FinishOiled Walnut
MSRP$279
Connections
  • Input · Binding Post (Universal)