ALTEC LANSING 604E
* Released in 1967
¥ 139,300 (1 unit, around 1970)
¥ 148,300 (1 unit, after 1970 price revision)
Commentary
A hybrid speaker unit used in recording studios around the world.
A 38 cm cone type woofer is used for the low range and a coaxial combination structure with the woofer is achieved by using a multi-seller horn and driver for the high range.
There were 2 types of variations, 8 Ω and 16 Ω.
Model Rating
| Type | 2-way 38 cm coaxial speaker unit |
| Units Used | For low band : 38 cm cone type For High Frequency : Horn Type |
| Frequency characteristic | 20 Hz to 20 kHz |
| Lowest resonance frequency | 25Hz |
| Impedance | 8 Ω, 16 Ω |
| Rated input | 35W |
| Allowable input | 50W |
| Magnetic flux density | Low band : 13,000 gauss High pass : 15,500 gauss |
| Crossover frequency | 1.5kHz |
| External dimensions | Diameter 389x Depth 283 mm |
| Weight | 15.4kg |