Audio Database

The

DIATONE DA-U450
32,000yen(around the 1975 time)


Rating of a mode
Form Integrated Amplifier
<Power amplifier part>
Output (both channel operation)
30Hz - 20kHz : 26W+26W (4ohms)
24W+24W (8ohms)
1kHz: 32W+32W (4ohms)
25W+25W (8ohms)
THD 0.08% (1 W:00)
Cross modulation distortion 0.1% (1 W:00)
Power bandwidth 20Hz - 40kHz
Dumping factor 40 (8ohms)
Remains noise 1mV
<Preamplifier part>
Input sensitivity/impedance
Phono: 2.5mV/50kohm
Tuner, AUX, Play1, 2 : 150mV/50kohm
An Output voltage/impedance
Rec1, 2 : 150mV/1kohm
Frequency response
Phono(RIAA STD): 30Hz - 20kHz
Tuner, AUX, Tape1, 2 : 30Hz-40kHz 0dB-1dB
Tone control Bass: ±10dB (100Hz)
Treble: ±10dB (10kHz)
Filter Low:20Hz(-6dB/oct)
Phono allowable input 150mV (distorted [ 0.8% ] 1kHz)
Input conversion noise Phono:-118dB(V)
Tuner, Play:-100dB(V)
<Synthesis>
Power source AC100V 50Hz/60Hz
Power consumption 95W
Dimensions Width 380x height 135x depth of 318mm
Weight 7kg