Marantz SD420
¥ 59,800 (released in 1982)
Commentary
This is a stereo cassette deck that allows you to jump up to 30 songs before and after you want to listen to and automatically select songs once.
A Dolby B/C is installed as a noise reduction system.
There are 2 types, gold and silver.
There was a wired remote control sold separately as an option.
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Model Rating
| Type | Stereo cassette deck |
| Truck type | 4-track 2-channel |
| Heads | Recording : Super Hard Metal Alloy Erasing : 2-gap ferrite |
| Frequency characteristic | 30 Hz ~ 17 kHz ± 3 dB (Metal Tape) |
| Wow flutter | 0.038%(WRMS) ± 0.07% W · Peak (EIAJ) |
| Signal-to-noise ratio | 58dB |
| Input Sensitivity / Impedance | Mic : 0.3mV/600 Ω Line : 70mV/50k Ω |
| External dimensions | Width 416x Height 100x Depth 300 mm |
| Weight | 5.5kg |
| Sold Separately | Remote Control Unit RMC-1 (¥ 6,000) |