ESS

AMT Bookshelf (C Series)

Speaker

Main Details
Maker ESS Brand
Function
Additional Model ID AMT 1c Bookshelf
Form Factor Bookshelf / Stand Mounted
Signal Path Passive Hardware
Made In United States
Date Produced 1980
Dimensions
(H × W × D)
Weight 65lbs
Frequency Response 40Hz-23kHz ±3dB
Additional Specifications
Treble Heil Air-Motion Transformer Rotatable, Radiating Area: 21.5in², Transformation Ratio: 5.3:1
Bass 12" Bextrene Cone Voice Coil: 2"
Passive Radiator (Rear) 12" EPS Styrene Free Air Resonance: 5Hz, Diaphragm Thickness: 0.5" with additional 0.25" open cell foam damping layer
Sensitivity 91dB/W/m
Impedance 6Ω
Crossover Frequency 800hz
Dispersion (Horizontal) 120°
Dispersion (Vertical) 30°
Power Capacity (Peak) 400W
Enclosure Type Passive Radiator
Finish Walnut
Connections
Input
Connector: Binding Post
Controls
Parameter: Presence/Brilliance (>1.2kHz)
Control Type: Rotary Pot
Range: +3/-∞

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