604-8L versus previous versions

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FREQUENCY RESPONSE 1, 2
40 Hz – 20 kHz
USABLE LOW FREQUENCY LIMIT (-10 dB) 1, 2
40 Hz
SENSITIVITY 3
98.5 dB SPL
POWER HANDLING 4
75 W continuous; 300 W peak
PEAK OUTPUT (1 m) 5
123 dB SPL
COVERAGE ANGLES 6
60º (horizontal) x 40º (vertical)
DIRECTIVITY FACTOR, Q 6
15.67
DIRECTIVITY INDEX, DI 6
11.95 dB
TRANSDUCER COMPONENTS
LF: 1 x 15 in., high efficiency, low frequency driver
HF: 1 x 1.0 in., compression driver and MantarayTM horn
IMPEDANCE 7
Nominal: 8.0 Ohms
Minimum: 8.5 Ohms at 12 kHz
CROSSOVER FREQUENCY
Passive LF - HF: 1,500 Hz
HARMONIC DISTORTION 8
THD: 1.25%
INPUT CONNECTIONS
2 x 2 position barrier strip with 0.25 in.
blade type terminals
FINISH
Dark gray enamel
REPLACEMENT HF DIAPHRAGM ASSEMBLY
34647
REPLACEMENT LF CONE KIT
R-604-8L
DIMENSIONS
Outside Diameter: 16.0 in. (406 mm)
Depth: 8.82 in. (224 mm)
Bolt Circle Diameter: 15 in. (381 mm)
Cut-out Diameter: 14.125 in. (359 mm)
WEIGHT
Net: 34.0 lbs. (15.4 kg), includes network
Shipping: 42.0 lbs. (19.1 kg), includes network
604-8L – THEILE-SMALL PARAMETERS
Re: 6.4 Ohms
fS: 28.5 Hz
VAS: 412.86 liters (14.58 ft.3)
QTS: 0.20
QES: 0.21
QMS: 7.5
VD: 314.6 cm3 (19.2 in.3)
η0: 4.3%
Xmax: 3.8 mm (0.15 in.)
 
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What are the sonic advantages and disadvantages? Which cabs are best in
the experience of 604 users?
 
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Archived from groups: rec.audio.tech (More info?)

On 7 Mar 2005 18:15:45 -0800, calcerise@hotmail.com wrote:

>FREQUENCY RESPONSE 1, 2
>40 Hz – 20 kHz
>USABLE LOW FREQUENCY LIMIT (-10 dB) 1, 2
>40 Hz
>SENSITIVITY 3
>98.5 dB SPL
>POWER HANDLING 4
>75 W continuous; 300 W peak
>PEAK OUTPUT (1 m) 5
>123 dB SPL
>COVERAGE ANGLES 6
>60º (horizontal) x 40º (vertical)
>DIRECTIVITY FACTOR, Q 6
>15.67
>DIRECTIVITY INDEX, DI 6
>11.95 dB
>TRANSDUCER COMPONENTS
>LF: 1 x 15 in., high efficiency, low frequency driver
>HF: 1 x 1.0 in., compression driver and MantarayTM horn
>IMPEDANCE 7
>Nominal: 8.0 Ohms
>Minimum: 8.5 Ohms at 12 kHz
>CROSSOVER FREQUENCY
>Passive LF - HF: 1,500 Hz
>HARMONIC DISTORTION 8
>THD: 1.25%
>INPUT CONNECTIONS
>2 x 2 position barrier strip with 0.25 in.
>blade type terminals
>FINISH
>Dark gray enamel
>REPLACEMENT HF DIAPHRAGM ASSEMBLY
>34647
>REPLACEMENT LF CONE KIT
>R-604-8L
>DIMENSIONS
>Outside Diameter: 16.0 in. (406 mm)
>Depth: 8.82 in. (224 mm)
>Bolt Circle Diameter: 15 in. (381 mm)
>Cut-out Diameter: 14.125 in. (359 mm)
>WEIGHT
>Net: 34.0 lbs. (15.4 kg), includes network
>Shipping: 42.0 lbs. (19.1 kg), includes network
>604-8L – THEILE-SMALL PARAMETERS
>Re: 6.4 Ohms
>fS: 28.5 Hz
>VAS: 412.86 liters (14.58 ft.3)
>QTS: 0.20
>QES: 0.21
>QMS: 7.5
>VD: 314.6 cm3 (19.2 in.3)
>?0: 4.3%
>Xmax: 3.8 mm (0.15 in.)
What is the real question?
I have the MFR Catalog for Altec 605-8G Handy.

SU
Proud owner of a pair of 605-A's <G>

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