Specifications; Tone Control ''Treble; Tape Monitor Switch; Ac Outlets - Nakamichi 410 Service Manual

11. SPECIFICATIONS
Power SOUrC@ oo... eeeeeeeeeee 100-120/220-240V AC, 50/60 Hz
Power Consumption ....-..-..-. 20 VA
Input Sensitivity/Impedance
PHONO oeeeeeeeeeseeettseeeeeeeteees 1mV,2mV,5 mV/100k ohms
AUX, TUNEL
ceeceeeereeresesesreeees 100 mV/50k ohms
tape MONItON «.... eee 100 mV/50 k ohms
Maximum Input Levels
PHONO weecessesessesessteeeeeeeenees 250 mV (1 kHz, 5 mV position)
aux, tuner, tape monitor... 15 V (—30 dB), 50 V (—40 dB)
Output Levels (@0 dB)/Output impedance/min. load impedance
OULPUL reeseereereeeeeeseseeeeseees 1 V/500 ohms/10k ohms
FOC OU vrreeseereeeereeeteeertnerees 100 mV/1k ohms/50k ohms
Headphone vvvveveeeeereereeeeees 40 mW/4.5 ohms/8 ohms
Maximum Output at Clipping
OUTPUT vrrrereerreeeeetereeteeeecees 5 V into 50k ohms
POG OUL sdetulesesesicadsdinrseeveceens 4 V into 50k ohms
headphone —-vrrerrrrreerree 300 mW into 8 ohms
Frequency Response
phono RIAA deviation --- Within +0.3 dB (2 mV)
AUX, TUNEL vrresereesesesereeeeeees 20—50,000 Hz +0, —1.5 dB
tape monitor = --- Sesseneeeees 20—50,000 Hz +0, —1.5 dB
Signal-to-Noise Ratio (IHF-A)—(ref. level)/equivalent input noise
phono Uae uevaasvesrvecesbecreneneves better than 80 dB (1 mV)/—140 dB
aux, tuner, tape monitor. better than 102 dB
Residual Noise Level (IHF-A)
headphone (8 ohms) ------+- 8 microvolts or less
VIMO OUT ceeereeerreereeseeteeteereees 4 microvolts or less (VR @ min.)
Distortion
PHONO cereeseeseeeseeeesereteeresces less than 0.003% at all freq. up to
10 kHz
aux, tuner, tape monitor.-- less than 0.003%
Tone Control
bass +9 dB @ 20 Hz
treble +9 dB @ 20 kHz
Contour 3 kHz —30 dB (VR 8)
20 Hz —14 dB
20 kHz —25 dB
Sub-sonic Filter ---:--:sserree 30 Hz —1.8 dB
20 Hz —8.5 dB
10 Hz —45 dB
5 Hz —38 dB
Miscellaneous
AC Outlets ccrerrerreereeereeeees 2, switched, 350 VA max.
Dimensions —-s:ssseseeeeeseeeees 16(W) x 3-5/32(H) x 8-1/2(D)
inches 400(W) x 80(H) x 215(D)
m/m
Weight ----:cseescsseerecressseneces 9 Ibs. (approx.)
4kg
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