Technics RS-B755 (1989–1990)
A three-head direct-drive cassette deck with Dolby B, C, and HX Pro, built for precision analog recording and playback.
Overview
The Technics RS-B755 is a stereo cassette deck produced in 1989-1990, part of the Technics lineup of high-performance tape decks. It has three heads and a direct-drive transport with digital servo control, which gives stable tape speed and reduced wow and flutter. Recording features include APRS (Automatic Program Recording System) for setting levels from digital sources, a linear electronic counter with memory stop and repeat, and a built-in Class AA headphone amplifier with variable output. Technics positioned it as a mid-priced model with professional-grade functionality.
Specifications
| Heads | 1 Permalloy combination record/playback head; 1 double-gap ferrite erase head |
| Wow & Flutter | 0.05% WRMS |
| Frequency Response (EIAJ) | Normal Tape: 30 Hz - 17 kHz (±3 dB); Chrome Tape: 30 Hz - 18 kHz (±3 dB); Metal Tape: 30 Hz - 19 kHz (±3 dB) |
| S/N Ratio (Chrome Tape) | NR off: 57 dB (WTD, 1 kHz, 3% third order distortion); Dolby B on: 66 dB (CCIR); Dolby C on: 74 dB (CCIR) |
| Power Supply | 100 VAC, 50Hz/60Hz |
| Power Consumption | 19W |
| Dimensions (W x H x D) | 430 x 135 x 290 mm |
| Weight | 5.3 kg |
| Accessory | Wireless Remote Control RAK-RS3002W |
Design
The transport uses a digitally servo-controlled DD motor and a zinc die-cast flywheel. The chassis is TNRC (Technics Non-Resonance Compound), which keeps vibration down. The record/playback head is Permalloy with PC-OCC (Pure Copper-Ohno Continuous Casting) winding. The recording amplifier is linear magnetic field Class AA circuitry. The deck has Dolby HX Pro headroom extension, Dolby B and C noise reduction, and a cassette half-power assist loading mechanism with a stabilizer. It also has an MPX filter, auto recording mute, and a recording calibrator with independent left/right channel adjustment.
Product Family
The RS-B755 belongs to the Technics cassette deck series, which includes the RS-B765, RS-B900, RS-B905, and RS-B965.
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