This is a cassette recorder manual, which mainly introduces the basic functions and operating methods of the recorder.
This manual covers getting started with the Sony TCM-450DV cassette recorder, including power source selection, battery installation, and basic controls. Detailed instructions are provided for recording, playback, and using features such as Voice Operated Recording (VOR).\n\nAdditional sections describe maintenance procedures, specifications, safety precautions, and troubleshooting tips to help users keep the unit operating reliably.
| Recording system | 2-track 1 channel monaural |
|---|---|
| Speaker diameter | Approx. 3.6 cm |
| Tape speed | 4.8 cm/s or 24 cm/s |
| Frequency range | 250 - 6300 Hz |
| Input | Microphone input jack (minijack/ monaural/ PLUG IN POWER) |
| Dimensions | Approx. 86.3 x 113.4 x 28.9 mm |
| Mass | Approx. 173 g |
| Supplied accessory | Carrying pouch (1) |
VOR (Voice Operated Recording) starts recording automatically when sound is detected and pauses when silent; set it to OFF for reliable recording.
Do not use High‑position (TYPE II) or metal (TYPE IV) tape, as they can cause distortion or incomplete erasure.