This manual is the operating instructions for the Sony I B English Cassette-Corder, providing information on the features and characteristics of the product.
The Sony TCM-200DV/150 is a portable cassette recorder with built‑in microphone, voice‑operated recording (VOR) and optional external microphone input. This manual explains how to power the unit, insert batteries, and use the various recording and playback modes.
Key sections cover power source selection, recording and playback controls, maintenance procedures, troubleshooting tips, and detailed technical specifications such as tape speed, frequency response, and power output.
| Recording system | 2‑track 1 channel monaural |
|---|---|
| Tape speed | 4.8 cm/s or 2.4 cm/s |
| Power output (TCM‑200DV) | 350 mW at 10 % harmonic distortion |
| Power output (TCM‑150) | 250 mW at 10 % harmonic distortion |
| Earphone output impedance | 8 – 300 Ω |
| Power requirements | 3 V DC (2 × AA batteries) or external 3 V DC adaptor |
| Dimensions | 86.9 × 116.3 × 36.5 mm |
| Mass (TCM‑200DV) | ≈ 171 g (6.1 oz.) |
Press @ REC while pushing the lever in the tape compartment, then wipe the heads, pinch roller, and capstan with a cotton swab moistened with alcohol after every 10 hours of use.