Audio Database

The picture of ALTEC A4

1,654,000 yen(around the 1985 time)

The standard system of the voice of the theater series.

They are a phon baffle and a speaker system of two ways by a multicellular horn.

Rating of a mode
System A bus reflex system with 2 way front phone, and a floor type
Use unit etc. For low-pass: 515Ex2
For high regions: 288-16K, 1505B, 30166
Network: N500FA
Others: 15067, 210
Impedance 8ohm-16ohm
Play frequency band 20Hz - 16000Hz
Output sound pressure level 109dB/W/m
Maximum input level 60W
Crossover frequency 500Hz
Dimensions Width 2050x height 2760x depth of 1000mm
Weight 290kg
An importing agency (that time) Electori