SONY TC-250A
¥ 36,900 (around the mid 1960 s?)
Commentary
Stereo tape deck with built-in pre-amplifier for recording and playback.
It is equipped with a recording and playback preamp with 10 transistors. You can enjoy the sound of tape just by connecting it to the Line input terminal or Aux input terminal of the stereo amplifier.
It is designed to operate in both vertical and horizontal positions depending on the space used and operation method.
The wooden cabinet can be removed and incorporated into other consoles etc.
Monaural recording is also possible. When the recording volume is reduced, the switch operates to cut the bias current.
Built-in automatic stop device with micro switch, and the mechanical part power is automatically turned off after the tape is wound.
The compensation characteristics for recording and playback can be changed in conjunction with the 9.5cm/s and 19cm/s tape speed selector lever.
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Model Rating
| Type | Stereo tape deck |
| Track format | 4-track, 2-channel |
| Tape speed | Two speeds of 19cm/s and 9.5cm/s |
| Reel used | Maximum 7 |
| Recording compensation characteristic | NAB Standard |
| Recording sensitivity indication | 2 Level Meters |
| Heads | Recording and Playback : 4-Track Stereo (Inline) PP30-4202 Erasing Head : 4-Track Stereo (Inline-type) EF18-2902H |
| Input jack | My Kujac : 600 Ω, maximum sensitivity -72dB (0.2 mV) Auxiliary Input Jack : Approx. 200k Ω, Maximum Sensitivity -18dB (0.1 v) |
| Output jack | Line Jack : Approx. 2k Ω, Reference Level 0 db (0.775 v) Recording and re-connector : 1 DIN standard |
| Wow and flutter | 19cm/s : not more than 0.19% 9.5cm/s : not more than 0.25% |
| Frequency characteristic | 19cm/s : 30 Hz to 18 kHz 9.5cm/s : 30 Hz to 13 kHz |
| Distortion factor | Not more than 1% at reference level |
| S/N | 50 dB or More (Total Recording and Playback) |
| Semiconductor used | 2SD64 : 6 2SB382 : 2 2SB383 : 2 |
| Pwer | 100 VAC / 110 V / 117 V / 125 V / 220 V / 240 V, 50Hz/60Hz |
| Power consumption | Approx. 40W |
| External dimensions | Width 340x Height 158x Depth 287 mm |
| Weight | Approx. 7.7 kg (Body Only) |
| Attachment | Reel : R-7Ax1 Connection code : Parallel Shield Wire (RK-56) x2 Head Cleaning Ribbon : 1 Piece Reel Cap : 2 Pieces |