ONKYO Integra 732
¥ 100,000 (around 1971?)
Commentary
This is a pre-main amplifier with a full-stage direct-coupled differential amplifier circuit in the main section.
Built-in MC amplifier.
Model Rating
Type | Pre-main amplifier |
Power Amplifier Unit | |
Circuit system | Pure Con All stages directly connected circuit |
Rated Output (1 kHz) | 56W + 56W (8 Ω) |
Dynamic Power (IHF) | 150W (8 Ω) |
Total harmonic distortion factor | 0.1% or Less (1 kHz at Rated Output) 0.03% or Less (1 kHz at 10W output) |
Frequency characteristic | 10 Hz to 80 kHz |
Power Band With (IHF, -3dB, 0.2%) | 10 Hz to 100 kHz |
Signal-to-noise ratio (IHF A network) | 110 dB or more |
Damping factor | 100 (DC ~ 20 kHz) |
Load impedance | 4 Ω ~ 16 Ω |
Input Voltage / Impedance (10 hz to 50 khz) | 1V/100k Ω |
Gain | 27dB |
Preamplifier Section | |
Input Sensitivity / Impedance | Phono1 : 2mV/30k Ω, 50k Ω Phono2 mm : 2mV/50k Ω Phono2 mc : 83 μ V/80 Ω MIC : 1.8mV/50k Ω Tuner, AUX, Play : 100mV/100k Ω |
Total Harmonic Distortion Factor (1 v, 1 khz) | Not more than 0.03% |
RIAA deviation (30 Hz to 15 kHz) | Within ± 0.5 dB |
Maximum Allowable Input (1kHz/10kHz) | MM:320mV/1.5V MC:13mV/60mV |
S/N (IHF A network) | Phono1, Phono2 MM : 75 dB or more Phono2 MC : 55 dB or more |
Tone Control (2 db Step Type) | Bass : ± 10 dB (30 Hz, 100 Hz) Treble : ± 10 dB (10 kHz, 30 kHz) |
Turnover frequency | Bass : Cancel, 125 Hz, 400 Hz Treble : Cancel, 2.5 kHz, 8 kHz |
<General> | |
External dimensions | Width 437x Height 136x Depth 355 mm |
Weight | 12.5kg |