1. Introducció
This manual provides instructions for the RadioShack VOX Micro-28 Micro Cassette Recorder. It covers the setup, operation, maintenance, and troubleshooting of the device. Please read this manual thoroughly before using your recorder to ensure proper function and longevity.

Figure 1: RadioShack VOX Micro-28 Micro Cassette Recorder. This image displays the front of the recorder, showing the microphone, speaker, and control buttons.
2. Configuració
2.1 Instal·lació de la bateria
The Micro-28 recorder operates on two "AA" batteries (not included).
- Localitzeu la tapa del compartiment de la bateria a la part posterior de la unitat.
- Feu lliscar la coberta cap avall i aixequeu-la.
- Insert two "AA" batteries, ensuring the correct polarity (+ and -) as indicated inside the compartment.
- Torneu a col·locar la tapa del compartiment de la bateria fent-la lliscar fins que faci clic de manera segura.
Precaució: Do not mix old and new batteries. Do not mix alkaline, standard (carbon-zinc), or rechargeable (nickel-cadmium) batteries. Remove batteries if the unit will not be used for an extended period.
2.2 Micro Cassette Insertion
The recorder uses standard micro cassettes.
- Premeu el botó EJECTAR botó per obrir la porta del compartiment del casset.
- Insert a micro cassette with the open edge facing upwards and the tape side facing the recorder's front.
- Tanqueu suaument la porta del compartiment del casset fins que encaixi.
3. Instruccions de funcionament
3.1 Enregistrament
Per gravar àudio:
- Ensure a micro cassette is inserted.
- Feu lliscar el REC/PLAY canviar a REC posició. El REC la llum indicadora s'il·luminarà.
- Speak clearly into the built-in microphone.
- Per aturar la gravació, premeu PAUSA botó. Premeu-lo de nou per reprendre.
- To stop recording, slide the REC/PLAY canviar a STOP posició.
VOX (Voice Operated Switch) Recording
The VOX feature allows the recorder to start recording automatically when sound is detected and pause when silence occurs, conserving tape and battery life.
- Feu lliscar el VOX canviar a ON posició.
- Feu lliscar el REC/PLAY canviar a REC position. The recorder will now record only when sound is present.
- To disable VOX, slide the VOX canviar a OFF posició.
3.2 Reproducció
Per reproduir una gravació:
- Ensure a micro cassette is inserted.
- Feu lliscar el REC/PLAY canviar a JUGAR posició.
- Ajusteu el VOLUM control dial to your desired listening level.
- Per aturar la reproducció, premeu PAUSA botó. Premeu-lo de nou per reprendre.
- To stop playback, slide the REC/PLAY canviar a STOP posició.
3.3 Avançar i rebobinar ràpidament
To quickly navigate through the tape:
- Manteniu premut el botó FF (Avançament ràpid) button to advance the tape quickly. Release to stop.
- Manteniu premut el botó REW (rebobina) button to rewind the tape quickly. Release to stop.
Nota: Always ensure the recorder is in the STOP position before using FF or REW to prevent tape damage.
4. Manteniment
4.1 Cleaning the Tape Heads
Regular cleaning of the tape heads, capstan, and pinch roller is essential for optimal recording and playback quality. Use a cotton swab lightly moistened with isopropyl alcohol.
- Obriu el compartiment del casset.
- Gently clean the tape heads, capstan, and pinch roller.
- Allow components to dry completely before inserting a cassette or operating the recorder.
Precaució: Do not use abrasive materials or excessive force when cleaning.
4.2 Cura de la bateria
- Remove batteries if the recorder will not be used for an extended period to prevent leakage.
- Eliminar les bateries usades de manera responsable d'acord amb la normativa local.
4.3 Emmagatzematge
Store the recorder in a cool, dry place away from direct sunlight, extreme temperatures, and high humidity. Avoid dusty environments.
5. Solució De Problemes
If you experience issues with your Micro-28 recorder, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| Sense alimentació / La unitat no s'encén | Piles gastades o instal·lades incorrectament. | Check battery polarity. Replace with fresh "AA" batteries. |
| Poor recording quality / Muffled sound | Dirty tape heads. Microphone too far from sound source. Faulty cassette tape. | Clean tape heads (see Section 4.1). Position microphone closer to the sound source. Try a new micro cassette. |
| No hi ha so durant la reproducció | Volume too low. Dirty tape heads. Faulty cassette tape. | Increase volume. Clean tape heads. Try a new micro cassette. |
| Tape does not move / Jams | Tape tangled or damaged. Mechanical issue. | Remove and inspect cassette. Try a different cassette. If problem persists, contact support. |
| VOX not activating | Ambient noise too low. VOX switch off. | Ensure VOX switch is ON. Increase sound level or speak closer to the microphone. |
6. Especificacions
- Model: Micro-28
- Marca: RadioShack
- Recording Medium: Micro Cassette
- Temps d'enregistrament digital: 120 minutes (with compatible micro cassette)
- Factor de forma del micròfon: Integrat
- Mode de funcionament del micròfon: Mono
- Font d'alimentació: 2 x "AA" Batteries (not included)
- Dispositius compatibles: Ordinador personal (Note: This specification from product data may refer to general compatibility for audio file transfer with other devices, not direct PC connectivity for this specific recorder model.)
- Presa per a auriculars: Sense presa per a auriculars
7. Garantia i Suport
For warranty information or technical support regarding your RadioShack VOX Micro-28 Micro Cassette Recorder, please refer to the documentation included with your purchase or contact RadioShack customer service directly. Keep your proof of purchase for warranty claims.
For further assistance, you may visit the official RadioShack weblloc web o contacteu amb els seus canals d'assistència.





