Technics SU-3050

Specifications

Music Power:  50 W at 4 Ω; 44 W at 8 Ω

RMS Power (each channel driven): 

20 W / 20 W at 4 Ω

16 W / 16 W at 8 Ω

Harmonic Distortion:  0,8%

Intermodulation Distortion (60 Hz : 7 kHz =  4:1 SMPTE):  0,8%

Power Bandwidth:  5 Hz - 50 kHz , -3 dB

Residual Hum and Noise:  0,7 mV

Damping Factor:  35 (at 8 Ω)

Lated Load (Main or Remote):  4 - 16 Ω

Input Sensitivity/impedance:

Phono :  2 mV/47 k Ω

Tuner :  190 mV/47 k Ω

Aux :  190 mV/47 k Ω

Mic :  2 mV/10 k Ω

Maximum  Input Voltage [Phono 1 kHz]:  90 mV

Signal-to-Noise Ratio (IHF, A):

Phono :  74 dB

Tuner :  91 dB

Aux :  91 dB

Mic :  77 dB

Frequency Response:

Phono :  RIAA Standard  ±1 dB

Aux :  7 Hz - 90 k Hz  +0 -3 dB

Mic :  20 Hz -20 kHz  +0 -3 dB

Tone Control:

Bass :  +10 dB / -10 dB at 50 Hz

Treble :  +10 dB / -10 dB at 10 kHz

Loudness Control (Volume at -30 dB):  +7 dB at 100 Hz

High Filter:  -6 dB at 8 kHz

Tape Monitor [ tape 1 -2 ]

Playback :  90 mV / 47 k Ω

Rec Out :  90 mV / 1 k Ω

Power Supply:  110/120/220/240 V, 50 /60 Hz

Power Consumption:  120 W

Dimensions (W x H x D):  386 x 115 x 299 mm (15-3/16" x 4-17/32" x 11-25/32")

Weight:  5,7 kg (12,6 lbs)

Produced :  circa 1975