Sony TC RX1000T

A quick-reverse cassette deck developed for accessibility use, featuring auto-calibration and variable playback speed

Overview

Sony TC RX1000T is a quick-reverse cassette deck developed at the request of the National Council of Braille Libraries for use by volunteers in creating sound recording books. It supports monaural input and cannot use metal tape. Designed for reliable, long-term recording tasks, it includes automation features to simplify operation for non-technical users.

Specifications

Product type	quick-reverse cassette deck
Track type	4-track 2-channel
Heads	1 Record / Replay, 1 Erase
Motor	One DC servo motor 2 DC Motors
Wow and flutter	0.05%WRMS ± 0.09% Wpeak (JEITA)
Frequency characteristic	25 Hz to 18 kHz ± 3 dB TypeII cassette, -20dB recording, JEITA
Distortion factor	1.8% (reference recording level 250nWb/m, 315 Hz sine wave, with TypeII cassette, JEITA)
Signal-to-noise ratio	Dolby NR off : 57 dB (peak level, JEITA) Dolby C on : 73 dB (peak level)
Power supply voltage	100 VAC, 50Hz/60Hz
Power consumption	16W
External dimensions	Width 430x Height 125x Depth 295 mm
Weight	4.8kg
Attachment	Wireless Remote Control RM-J510

Design

The TC RX1000T allows switching tape speed between standard 4.8cm/s and half-speed 2.4cm/s. It features auto-calibration that adjusts bias and level settings per tape during recording. A playback speed control function enables continuous adjustment from 0% to +100% (2x speed). Built-in sound autofocus automatically sets the optimal recording level for each tape type via microcomputer control.

Context

Developed exclusively for volunteers and intended for use in producing sound recording books, including distribution through Braille libraries nationwide, based on a request from the National Council of Braille Libraries.

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