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Technic details
Specifications
Type:
2-way coaxial speaker with network
[Units used]
For low frequency (LF):
Cone type
Diameter:
40cm (16”)
Voice coil diameter:
76mm (3”)
Magnet:
Alnico
Magnet weight:
Approx. 2kg
Flux density:
13 000 gauss
For high frequency (HF):
Horn type
Voice coil diameter:
45mm (1-1/3”)
Magnet:
Alnico
Magnet weight:
Approx. 0.54kg
Flux density:
15 500 gauss
Nominal free-air LF cone resonance:
30Hz
Distribution pattern:
Constant directivity 40˚ x 60˚ Manta ray Horn
Impedance:
8Ω
Permissible input:
65W Continuous pink noise (20Hz to 20kHz)
Frequency response:
20Hz to 20kHz
Output sound pressure level:
100dB / W / m (From 100Hz to 10kHz in Altec 620 enclosure)
103dB / W / m (New JIS)
Dividing network (Furnished):
Dual full section with crossover frequency shelving control and dual band equalizer
Crossover frequency:
1.5kHz
LF slope:
12dB / oct.
HF slope:
18dB / oct.
Finish:
Dark grey enamel
Recommended enclosures:
ALTEC 620B
Mounting diameter:
35.87cm
Mounting bolt centers:
8 mounting bolts 45˚ apart on 15” (38,1cm) diameter circle
[Dimensions]
Diameter:
40.64cm / 16”
Deep:
28,26cm / 11-1/8”
Weight:
15.4kg (Includes network)
Year:
1978
Buy this model
You can make a purchase request for this model. Our funds often hold several copies of each model. We are ready to consider any request and offer you our price.
