NEC A-700

Type High-quality integrated amplifier
Power Amplifier Unit
Circuit system All-stage direct DC servo circuit
Effective output (both channel drive
Sine wave continuous output, 20 Hz to 20 kHz) 100W + 100W (4 Ω)
50W + 50W (8 Ω)
Total harmonic distortion factor 0.006% or Less (Effective Output)
Cross modulation distortion factor 0.006% or Less (Effective Output)
Frequency characteristic 5 Hz to 300 kHz
Tone control High-Precision Tone Circuit (± 3 db)
Preamplifier Section
Circuit system High-Gm FET direct input EQ circuit
Input Sensitivity / Impedance Phono (MM/MC) : 2.0mV/20k Ω
CD, Tuner, Tape1/2 (Video), Tape3/4 (Audio), AUX : 150mV/20k Ω
(Video Signal : 1Vp-p/75 Ω)
Output Level / Impedance Tape1, 2, 3, 4 rec : 140mV/2.2k Ω
Monitor : 1.0Vp-p/75 Ω
Signal-to-noise ratio Phono(MM/MC):90dB(-142dBV)
CD, Tuner, Tape1, 2, 3, 4, AUX : 110 dB (-126dBV)
RIAA deviation Within ± 0.2 dB (10 Hz to 40 kHz)
Phono maximum allowable input MM:150mV
Subsonic Filter 5 Hz (-3dB, 6dB/oct, phono equalizer incorporated)
Input-output phase Inphase
Power Supply Unit and Others
Circuit system Shunt power supply system + reserve II power supply
Power consumption 190W
External dimensions Width 430x Height 120x Depth 380 mm
Weight 14.0kg


Japonská verze na 100V