Main Details
Maker Altec Brand Altec Lansing Brand Altec Lansing Corporation Company Duplex Series
Form Factor Part
Signal Path Passive Hardware
Made In United States
Date Produced 1957-1959
(H × W × D)
Weight 40lbs
Frequency Response 30Hz-22kHz
Notes Improved bass cone and crossover network over 604C
Additional Specifications
Treble 2x3 Multicellular Coaxial Horn Diaphragm P/N: 20502
Midrange/Bass 15" Paper Cone Diaphragm P/N: 20841
Impedance (Nominal) 16Ω
Crossover Slope 12dB/Oct
Dispersion (Horizontal) 90°
Dispersion (Vertical) 40°
Compression Diaphragm Material Aluminum
Resonant Frequency (Fs, Woofer) 40Hz
Voice Coil Diameter (Treble) 1.75"
Voice Coil Diameter (Woofer) 3"
Voice Coil Wire Material Aluminum
Voice Coil Wire Geometry Rectangular
Magnet Material AlNiCo V
Power Handling 35W
Magnet Weight (Treble) 1.2lbs
Magnet Weight (Woofer) 4.4lbs
Power Handling (Peak) 50W
MSRP (1957) $177


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