ESS

VII

Speaker

Main Details
Maker ESS Brand Electrostatic Sound Systems, Inc. Company
Function
Form Factor Bookshelf / Stand Mounted
Signal Path Passive Hardware
Made In United States
Date Produced 1972-197?
Dimensions
(H × W × D)
Weight 66lbs
Frequency Response 25Hz-20kHz ±2.5dB
Additional Specifications
Treble Dome
Midrange 5" Paper Cone
Bass 210mmx300mm Foil-stressed Expanded Plastic Flat Diaphragm KEF B139 SP1044
Crossover Frequencies 485Hz, 1495Hz
THD (80Hz-20kHz, 90dB) <1%
THD (110dB) <5%
Recommended Amplifier Power (RMS) 20W
Power Handling (Peak) 200W
Enclosure Type Bass Reflex
Enclosure Construction Particleboard
Finish Oiled Walnut, Rosewood
MSRP (197?) $189 Rosewood: $207

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