Audio Database

S-77
Commentary

Sealed 3-way speaker system.

A 20 cm cone unit is installed in each of the low and, and a 7.7 cm cone tweeter is installed in the high range.

It is equipped with a continuously variable level control for high frequencies.

Model Rating
Method 3-Way, 3-Speaker, Airtight Type, Bookshelf Type
Units Used For low band : 20 cm cone type
For Medium Range : 20 cm cone type
For high pass : 7.7 cm cone type
Frequency characteristic 50 Hz to 20 kHz
Maximum allowable input 60W (program source)
Impedance 8 Ω
Average output sound pressure level 91dB/W/m
Crossover frequency 400 Hz, 2.5 kHz (6dB/oct.)
External dimensions Width 315x Height 730x Depth 285 mm
Weight 14.5kg