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ALTEC LANSING 604-8G

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Technic details

Specifications

Type:
2-way coaxial speaker with dividing network
[Units used]
For low frequency (LF):
Cone type
Diameter:
38cm / 15”
Voice coil diameter:
75mm (3”), edge-wound copper ribbon
Magnet:
Alnico

Magnet weight:
2kg
Flux density:
13 000 gauss
For high frequency (HF):
Horn type
Voice coil diameter:
45mm (1-1/3”), edge-wound aluminum ribbon
Magnet:
Alnico
Magnet weight:
Approx. 0.54kg
Flux density:
15 500 gauss
Frame:
Structurally reinforced die-cast aluminum
Frequency characteristic:
20Hz to 20kHz
Nominal free-air LF cone resonance:
30Hz
Distribution pattern:
40˚ V x 90˚ H
Impedance:
Permissible input:
40W
Power rating:
65W (Of continuous pink noise, 20Hz to 20kHz)
Output sound pressure level:
103dB / W / m (New JIS)
Dividing network (Furnished):
Dual full section
Crossover frequency:
1.5kHz
Slope (LF):
12dB / oct.
Slope (HF):
18dB / oct.
HF shelving control:
With 20dB range
Mounting Data - Baffle Opening:
35.9cm / 14-1/8” (Front or rear mount)
Mouting Bolt Centers:
8 or 4 bolts equally spaced on 38.1cm / 15” diameter circle
Finish:
Dark grey enamel
Recommended Enclosures:
ALTEC 612C Speaker Cabinet
ALTEC 620A Speaker Cabinet

[Dimensions]
Diameter:
40.6cm / 16”
Deep:
28.26cm / 11-1/8”
Weight:
15.4kg
Year:
1975

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