ONKYO Integra 234
¥ 48,000 (around 1971?)
Commentary
A stereo receiver that integrates the pre-main amplifier of the Integra 725 and the tuner Integra 433S into a base.
Model Rating
| Type | Stereo receiver |
| Power Amplifier Unit | |
| Circuit system | Pure Con All stages directly connected circuit |
| Rated Output (8 Ω, 1 kHz) | 11W/11W |
| Dynamic Power (IFF8 Ω) | 40W |
| Total harmonic distortion factor | 0.3% or Less (1 kHz at Rated Output) |
| Frequency characteristic | 20 Hz to 25 kHz |
| Power Band With (IHF, -3dB, 0.2%) | 25 Hz to 25 kHz |
| Signal-to-noise ratio (IHF A network) | 100 dB or more |
| Damping factor | 30 (DC ~ 20 kHz) |
| Load impedance | 4 Ω ~ 16 Ω |
| Preamplifier Section | |
| Input Sensitivity / Impedance | Phono1 : 2.5mV/50k Ω AUX : 200mV/100k Ω |
| RIAA deviation (30 Hz to 15 kHz) | Within ± 0.5 dB |
| Maximum Allowable Input (1 kHz) | MM:90mV |
| S/N (IHF A network) | Phono1, Phono2 MM : 60 dB or more |
| Tone Control (2 db Step Type) | Bass : ± 10 dB (100 Hz) Treble : ± 10 dB (10 kHz) |
| Tuner Section | |
| Receiving frequency | FM : 76 MHz to 90 MHz AM : 530 kHz to 1,605 kHz |
| Sensitivity (IHF) | FM : 2.5 μ V AM : 40 μ V |
| Image ratio (FM83MHz, AM1MHz) | FM:55dB AM:35dB |
| IF interference ratio (FM83MHz, AM1MHz) | FM:60dB AM:35dB |
| Signal-to-noise ratio (FM IHF) | 60dB |
| Two signal selectivity | FM : 60 dB or more |
| AM suppression ratio | FM : 45 dB or more |
| Capture ratio | 2.5 dB or less |
| Distortion factor | FM-stereo : 0.8% or less |
| FM-Stereo Separation (400 Hz) | 33 dB or more |
| Frequency characteristic | FM : 20 Hz to 15 kHz (± 0.5 dB) |
| <General> | |
| External dimensions | Width 437x Height 136x Depth 355 mm |
| Weight | 8kg |