YAMAHA CR-311
¥ 49,000 (around 1976)
Commentary
Compact size receiver.
The main amplifier uses a semi complimentary service OTL circuit that combines carefully selected transistors with excellent characteristics.
A low-noise IC is used for the equalizer circuit to increase the maximum allowable input.
The tone control section uses the Yamaha method with a 2-stage direct amplifier.
The front end of the FM tuner uses a 3-row varicon and a low-noise FET.
It is equipped with a loudness, tape monitor and speaker selector.
The AM tuner section is also designed with an emphasis on sound quality.
Equipped with two FM antenna terminals.
Model Rating
Type | Stereo receiver |
<Audio section> | |
Effective output (1 kHz, both channel drive) | 16W + 16W (8 Ω) |
Dynamic Power (IHF) | 50W |
Power Bandwidth (IHF, 0.5% Distortion) | 20 Hz to 50 kHz |
Total harmonic distortion rate (20 Hz to 20 kHz) | 0.1% (at 1W output) |
Input sensitivity | Phono:3mV |
RIAA deviation | ± 0.7 dB |
Tone control | Bass : + / - 10 dB Treble : + / - 10 dB |
Loudness | Switch-type |
FM Tuner Section | |
Practical sensitivity (IHF) | 2.5 μ V |
Effective selectivity (IHF) | 60dB |
Stereo separation | 40dB(400Hz) |
<AM Tuner Section> | |
Practical sensitivity | 52dB/m |
<General> | |
External dimensions | Width 400x Height 133x Depth 293 mm |
Weight | 7.2kg |