Audio Database


DIATONE TW-501 3,000yen(It is one price. Around 1970 )
12,300yen(It is one price. Around 1991 )

The speaker unit adopted as 2S-208.

Although the magnetic circuit is smaller than TW-25, it is a powerful thing which also still has 12000gauss.

Rating of a mode
System Corn type tweeter unit
Aperture 5cm
Impedance 16ohms
Rated input 10W
Simple sound continuation: 3W
Low-pass resonance frequency 2000Hz
Play frequency band 2000Hz - 16000Hz
Output sound pressure level 100dB/VA
Effective oscillating radius 2.0cm
Equivalent mass of a vibration system 0.37gr
Voice coil diameter 1.6cmphi
Magnetic flux density 12000gauss
The total magnetic flux 5.9x104maxwells
Permanent magnet 25phix15
The diameter of baffle opening 47mm
Dimension Diameter 700x depth of 48mm
Weight 0.25kg