Technics RS-BX646 (1993–1994)
A 3-head stereo cassette deck with Dolby B, C, and HX Pro noise reduction, produced in the early 1990s.
Overview
The Technics RS-BX646 is a stereo cassette deck from the final generation of high-quality consumer tape recorders. Manufactured by Technics, it features a 3-head system for improved recording and playback accuracy. It was produced around 1993–1994, near the end of the cassette era, and includes advanced noise reduction technologies including Dolby B, Dolby C, and Dolby HX Pro. The unit supports metal tape playback with a frequency response up to 19kHz and includes automatic lid open and close functionality. It has been noted to work well in tested units, though at least one owner reported a persistent clicking sound during playback.
Specifications
| Product type | Cassette deck / recorder |
| Heads | 3-Head (3-Kopf) system |
| Noise Reduction | Dolby B, Dolby C, Dolby HX Pro |
| Era | Vintage 1980s |
| Production years | 1993–1994 |
| Wow and Flutter | 0.07% |
| Signal-to-Noise Ratio | 74dB (Dolby C) |
| Frequency Response | 30Hz to 19kHz (Metal tape) |
| Input | 100mV (line) |
| Output | 0.5V |
| Dimensions (W×H×D) | 430 × 125 × 293mm |
| Weight | 4.6kg |
Market
The Technics RS-BX646 has appeared for sale at prices such as CZK 4,000 and RON 1,000, with one source listing its original price as $329.71. While some units are described as being in perfect working and visual condition, at least one owner reported a constant clicking sound during playback, indicating a potential issue in some examples.
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