Audio Database

M-103
Commentary

Driver unit developed for professional use.

There were 2 types of variations, 8 Ω and 16 Ω.

Model Rating
Type Driver unit
Nominal impedance 8 Ω, 16 Ω
Program source input 100W
Nominal input 30 Wrms (500 to 5 kHz white noise)
Playback frequency band 500 Hz to 18 kHz
Output sound pressure level 104dB/W/m (when using AH-501)
Magnetic flux density 18,000gauss
Throat diameter 25.4 mm (1 inch)
External dimensions Diameter 120x depth 74 mm
Weight 3.3kg