Nakamichi Stereo Music System, SoundSpace 5 owner manual Specifications, Main unit

Stereo Music System

Specifications

[Main unit]

Control Amplifier Section

Inputs	2 (Tape, Aux)
Outputs	1 channel (Subwoofer)
Recording Outputs	1 (Tape)
Input Sensitivity / Impedance	250 mV / 33 kohm
Rated Output Level / Impedance
Line Output	500 mV / 1 kohm
Recording Output	250 mV / 1 kohm
Headphone Output	40mW / 40ohm
Total Harmonic Distortion	Less than 0.04 % (20 - 20,000 Hz)
Frequency Response	10 - 50,000 Hz +0, -3 dB
Signal-to-Noise Ratio	Better than 80 dB (A-WTD, input shorted)
Channel Separation	Better than 55 dB (1 kHz, input shorted)
Tone Controls
Bass	20 Hz ±10 dB
Mid	1 kHz ±10 dB
Treble	20 kHz ±10 dB
Loudness	100 Hz +7 dB, 10 kHz +5 dB

Power Amplifier Section

Continuous Sine Wave Power Output

...............................................	15 W X 2 (1 kHz, 1 % THD)
Maximum Power output	18 W X 2
Total Harmonic Distortion	Less than 0.1 % (1 W )

AM Tuner Section

(Modulation: 400 Hz, 30 %)
Frequency Range
U.S.A./Canada	522	- 1,629 kHz in 9-kHz steps
Other Area	530	- 1,710 kHz in 10-kHz steps
	or 531 - 1,602 kHz in 9 - kHz steps
Sensitivity	55 dB∝/m
Signal-to-Noise Ratio	Better than 50 dB at 90 dB∝/m
Total Harmonic Distortion	Less than1 % at 90 dB∝/m

FM Tuner Section

-All RF levels in microvolts given re 75-ohm antenna input.

-Modulation: Mono 100 %, Stereo Pilot: 10 %, Stereo Audio Signal:

90 %
Frequency Range
U.S.A./Canada	76.0 - 90.0 MHz in 100-kHz steps
Other Area	87.5 - 108.0 MHz in 50-kHz steps
IHF Usable Sensitivity	14 dBf / 2.7 ∝V (Mono, IHF)
50-dB Quieting Sensitivity	22 dBf / 6.9 ∝V (Mono)
Signal-to-Noise Ratio	Mono : Better than 72 dB at 65 dBf
	Stereo : Better than 68 dB at 65 dBf
Frequency Response	30 - 15,000 Hz +1, -3 dB
Total Harmonic Distortion	Mono : Less than 0.4 % (1 kHz)
	Stereo : Less than 0.6 % (1 kHz)
Stereo Separation	Better than 30 dB (1 kHz)

CD Player Section

System	Compact Disc digital audio
Signal Readout	Optical (semiconductor laser)
Error Correction	CIRC principle
Number of channels	2 channels, stereo
D/A Converter type	20-bit Dual D/A Converters
	with 8-times oversampling digital filter
Sampling Frequency	44.1kHz
Quantization	16-bit linear
Disc Rotational Velocity	Approx. 200 to 500 rpm
	(constant linear velocity)
Wow-and-Flutter	Below measurement limit
Frequency Response	5 - 20,000 Hz ±0.5 dB
Total Harmonic Distortion	0.005 % or less (1 kHz, 0 dB)
Signal-to-Noise Ratio	Better than 95 dB (IHF A-WTD)
Dynamic Range	Better than 95 dB
Channel Separation	Better than 90 dB
Optical Digital Output	660 nm, –18 dBm

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