American Red Cross SOLARLINK FR500 OWNER’S MANUAL
ANSWERS TO YOUR QUESTIONS
REGARDING CHARGING
How much operating time does hand cranking provide? Cranking 120 times per minute, for 1 minute, plays the radio for about 4 minutes at low volume. Since volume is relative this may be higher or lower depending on how loud the volume is.
How long does it take to fully charge the battery by hand cranking? It is not practical to charge the battery via hand cranking. Since the battery capacity is 600mAh (milliamp hours). Fully charging it by cranking would take 3 hours at 120 turns per minute.
How do you switch from hand crank direct power to just charging the battery? When in the OFF position, cranking or solar cell is charging the cell phone or MP3; when the switch is at the other 3 positions, both the solar cell and cranking can charge the battery.
Can the solar cell power the radio on its own, or is it just used to charge the battery? Yes, the solar cell can power the radio on its own, and also charge the battery.
How long does it take the solar cell to charge the battery? It will take
A fully charged battery will last about 6 hours at low volume when receiving radio programs and about 5 hours at low volume when receiving aircraft band.
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