ESC
604-168X

604-168X

BrandAltec Lansing, Altec
ManufacturerAltec Corporation
SeriesDuplex
FunctionSpeaker
Produced1981
CountryUnited States
Form FactorPart
Signal PathPassive Hardware
Dimensions40.6 × 40.6 × 22.4 cm (W × H × D)
Weight32lbs
Frequency Response50Hz-20kHz
TrebleConstant Directivity Coaxial Horn
Midrange/Bass16" Paper Cone
Sensitivity (Treble, 2kHz-10kHz)105dB/W/4'
Sensitivity (Woofer, 250Hz-1kHz)97dB/W/4' (Measured in Altec 620B enclosure)
Impedance (Nominal, Treble)16Ω
Impedance (Nominal, Woofer)8Ω
Frequency Response (Treble)1.5kHz-20kHz
Frequency Response (Woofer)50Hz-4kHz
Recommended Crossover Frequency800Hz, 5kHz
Recommended Crossover Slope12dB/Oct, 18dB/Oct (Second Order, Third Order)
Dispersion (Horizontal)60°
Dispersion (Vertical)40°
Compression Diaphragm MaterialAluminum
Resonant Frequency (Fs, Woofer)30Hz
Voice Coil Diameter (Treble)1.75"
Voice Coil Diameter (Woofer)3"
Voice Coil Wire Material (Treble)Aluminum
Voice Coil Wire Material (Woofer)Copper
Voice Coil Wire GeometryRectangular
Magnet MaterialFerrite
Magnet Weight (Treble)2.5lbs
Magnet Weight (Woofer)5.6lbs
Power Handling (Treble, 1.5kHz-20kHz)10W
Power Handling (Treble, 5kHz-20kHz)15W
Power Handling (Woofer, 50Hz-1.5kHz)100W
FinishDark Gray
NotesIntended for active biamplification applications