1. Introduzione
This manual provides essential information for the safe and effective use of your SupplySource AC/DC Power Adapter Charger. This adapter is specifically designed to provide power to the Radio Shack DX-390 Cat.No 20-214 Shortwave Radio. Please read this manual thoroughly before use and retain it for future reference.
2. Informazioni sulla sicurezza
Your SupplySource power adapter is manufactured with high-quality materials and incorporates multiple safety features to protect against electrical hazards. Adhere to the following guidelines for safe operation:
- Voltage Compatibilità: Ensure the adapter's DC output and tip size are compatible with your device before connecting.
- Ventilazione: When using the adapter for extended periods, ensure it is placed in a well-ventilated area to prevent overheating. Avoid covering the adapter.
- Contatto superficiale: Do not place the adapter directly on skin or soft surfaces (e.g., bedding, carpets) during prolonged operation, as this can impede ventilation and lead to heat buildup.
- Condizioni ambientali: Avoid exposing the adapter to excessive humidity or direct moisture.
- Caratteristiche di protezione: The adapter includes built-in safeguards against incorrect voltage (IV), short circuits (SC), and internal overheating (IO). It is certified with CE and FCC standards.

Image 1: The power adapter highlighting its built-in safety electronics, including protection against overcharge, over voltage, short-circuit, over current, and over temperature. It also indicates a 24-month warranty.
3. Contenuto della confezione
Il pacchetto contiene:
- 1 x SupplySource AC/DC Power Adapter Charger
4. Prodotto finitoview
The SupplySource AC/DC Power Adapter is designed for reliable power delivery. It features a durable cable and a compact design for portability. The cable length is approximately 1.2 meters, providing flexibility in placement.

Immagine 2: Un primo piano view of the adapter's cable, indicating a length of 1.2 meters. Text on the image highlights features such as preventing leakage and breakdown, ensuring efficient stable current, and strong power output.
5. Impostazione
Follow these steps to set up your power adapter:
- Verifica compatibilità: Before connecting, confirm that the DC output voltage and the physical tip size of this adapter match the requirements of your Radio Shack DX-390 Shortwave Radio. This information is typically found on your radio or in its original manual.
- Connetti al dispositivo: Insert the barrel connector of the power adapter firmly into the DC input jack of your Radio Shack DX-390 Shortwave Radio.
- Collegare alla presa di corrente: Collegare i poli CA dell'adattatore a una presa a muro standard da 100-240 V CA.
6. Istruzioni per l'uso
Once properly connected, the power adapter will automatically supply power to your Radio Shack DX-390 Shortwave Radio. No further action is required from the adapter itself. The input voltage range supported is 100-240V, making it suitable for various regions.
7. Manutenzione
Per garantire la longevità e le prestazioni ottimali del tuo adattatore di alimentazione:
- Pulizia: Disconnect the adapter from the power outlet and your device before cleaning. Use a dry, soft cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Magazzinaggio: Quando non in uso, conservare l'adattatore in un luogo fresco e asciutto, lontano dalla luce solare diretta e da temperature estreme. Evitare di arrotolare troppo il cavo per evitare danni.
- Ventilazione: Always ensure adequate ventilation during operation.
8. Risoluzione Dei Problemi
If your device is not receiving power, consider the following:
- Controllare le connessioni: Ensure the adapter's barrel connector is fully inserted into your radio and the AC prongs are securely plugged into a functional wall outlet.
- Presa di prova: Prova a collegare un altro dispositivo alla presa a muro per verificare che fornisca alimentazione.
- Verifica compatibilità: Double-check that the adapter's specifications (DC output, tip size) are correct for your Radio Shack DX-390.
- Ispezionare il cavo: Examine the adapter cable for any visible signs of damage, such as cuts or frayed wires. If damaged, discontinue use and replace the adapter.
9. Specifiche
| Marca | SupplySource |
| Numero di modello | PSS/1006/354 |
| Ingresso volumetage | 100-240 V |
| Tipo di connettore | Connettore a cilindro |
| Materiale | Metallo, Plastica |
| Certificazioni | CE, FCC |
| Codice UPC | 760207912659 |
10. Garanzia e supporto
This SupplySource power adapter comes with a Garanzia di 24 mesi dalla data di acquisto, a copertura dei difetti di fabbricazione. Per reclami in garanzia o assistenza tecnica, contattare il rivenditore o direttamente il produttore fornendo i dettagli dell'acquisto.
11. Scenari di utilizzo
The compact and robust design of the SupplySource AC/DC Power Adapter makes it suitable for various environments, ensuring your Radio Shack DX-390 Shortwave Radio remains powered wherever you need it.

Image 3: The power adapter is depicted in different usage scenarios, including on a business trip, during a travel vacation, in a car, and in an office setting. This illustrates its portability and versatility.