Aurex PC-4030
¥ 52,800 (around 1975)
Commentary
A cassette deck that uses an indicator panel with an opening angle of 150 degrees.
The operation part of the tape control and amplifier control and the display part of the level meter and indicator are divided into two parts, and the angle is added to make the movement of fingers and line of sight more natural. This improves operability.
In addition to adjusting the left and right recording levels, it is equipped with a fader that can raise and lower both simultaneously.
It is equipped with an autoplay function that automatically starts playing when it finishes rewinding.
It has a queue and review mechanism.
Equipped with Dolby NR as a noise reduction system.
Hard permalloy head is used for the head.
Dedicated amplifiers are used for recording and playback.
Two levels of bias and equalizer can be switched. Also equipped with chrome tape auto-selector.
Equipped with a large peak level meter.
Model Rating
| Type | Cassette deck |
| Drive system | 1-motor belt drive system |
| Motor used | DC servo motor |
| Frequency characteristic | 40 Hz ~ 12 kHz (Normal Tape) 40 Hz ~ 15 kHz (Chrome Tape) |
| Distortion factor | 2% (0 dB, 1 kHz) |
| Signal-to-noise ratio | 57 dB (Chrome Tape, Line, Peak Level, NAB, A Characteristic) Dolby in : 10 db improvement (5 khz) |
| Wow flutter | 0.09%(WRMS) |
| Channel separation | 30 dB (+ 10 dB, 1 kHz) |
| Crosstalk | 70 dB (+ 10 dB, 1 kHz) |
| Erasure rate | 70 dB (+ 10 dB, 1 kHz) |
| Fast forward and rewind time | Approximately 90 seconds (C-60) |
| Bias frequency | 85kHz |
| Input Sensitivity / Impedance | Mic : 0.25mV/600 Ω ~ 10k Ω Line : 100mV/50k Ω |
| Output Level / Impedance | Line : 0.4V/50k Ω Headphone : 1mW/8 Ω |
| Semiconductor used | Transistor : 6x pieces IC : 8 Diode : 26 Units |
| Pwer | 100 VAC, 50Hz/60Hz |
| Power consumption | 15W |
| External dimensions | Width 400x Height 135x Depth 300 mm |
| Weight | 4.3kg |