Audio Database


A monitor speaker system that is ideal for monitoring in the studio and control room of a recording / broadcasting station.

9842-8A has a gray finish, and 9842-8D has a walnut finish.

A 30 cm cone type woofer is installed in the low range.

A horn type unit using a manta ray Lehorn is mounted in the high frequency range.
The horn used in 9842 a to 8 a is called an asymmetric manta ray Lehorn. Its directional characteristics are 90 ° horizontally, 10 ° vertically and 30 ° vertically.
The driver is equipped with a Tangerine phase plug.

The network section is equipped with a 2-band mid-high frequency equalizer, which can be adjusted like a 3-way speaker.
In addition, it is equipped with automatic power control circuit unique to Altec.

The enclosure uses a bass reflex system.

Model Rating
Method 2-Way, 2-Speaker, Bass Reflex System, Bookshelf Type
Units used, etc. For low band : 30 cm cone type
For High Frequency : Horn Type
Frequency characteristic 35 Hz to 20 kHz
Impedance 8 Ω
Output sound pressure level 95 dB (new JIS, 1981 catalog)
97 db (1982 catalog)
Allowable input 75W (continuous program)
Crossover frequency 1.5kHz
External dimensions Width 610x Height 710x Depth 357 mm
Weight 31.8kg