RAD-504 - Radio Steren - Free user manual and instructions
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| Product Type | Portable Radio |
| Brand | Steren |
| Model | RAD-504 |
| Frequency Bands | AM / FM |
| Power Source | 2 x AA batteries (not included) or DC 3V adapter (optional) |
| Dimensions | 150 x 80 x 30 mm (5.9 x 3.1 x 1.2 in) |
| Weight | 280 g (9.9 oz) |
| Tuning Type | Analog dial with thumbwheel |
| Volume Control | Rotary knob |
| Speaker | Built-in 3-inch dynamic speaker |
| Headphone Jack | 3.5 mm stereo (mono output) |
| Antenna | Telescopic rod for FM; built-in ferrite for AM |
| Battery Life | Approximately 30 hours with fresh alkaline batteries |
| Material | ABS plastic casing |
| Color | Black with silver accents |
| Additional Features | Carrying handle, tuning indicator LED |
| Maintenance | Clean with a soft, dry cloth. Avoid liquids. |
| Safety Warnings | Keep away from water and heat sources. Do not disassemble. |
| Repairability | Battery compartment and speaker accessible; other parts not user-serviceable. |
Frequently Asked Questions - RAD-504 Steren
How do I turn on the Steren RAD-504 radio?
Rotate the volume knob clockwise until you hear a click. The power LED indicator will light up.
How do I tune to a specific AM or FM station?
Use the tuning thumbwheel on the side of the radio. Slowly adjust while watching the tuning indicator for best reception.
Why is there static or poor reception?
Extend the telescopic antenna fully for FM. For AM, rotate the entire radio for best signal. Avoid using near electronic interference.
What type of batteries does the RAD-504 use?
It uses 2 AA batteries (not included). Use alkaline batteries for longest life. Rechargeable NiMH also work.
Can I use an AC adapter instead of batteries?
Yes, you can use a 3V DC adapter with a 2.1 mm center-positive plug (not included).
How do I use headphones with this radio?
Plug any standard 3.5 mm headphones into the headphone jack on the side. The internal speaker will mute automatically.
The radio is not turning on. What should I check?
First, ensure batteries are installed correctly (+/-). Try fresh batteries. If using an adapter, verify it provides 3V DC and the plug is fully inserted.
How do I clean the radio?
Wipe the exterior with a soft, dry cloth. Do not use water, solvents, or abrasive cleaners. Keep the speaker grille dust-free.
Is the radio safe to use outdoors?
It is designed for indoor use. Avoid exposure to rain, moisture, or extreme temperatures. Do not leave in direct sunlight.
Where can I find replacement parts or repairs?
Contact Steren customer support or visit an authorized service center. Do not attempt to open the radio yourself, as it may void the warranty.
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