his AC adaptor is one of the 4 ways that power the dynamo radio:
1. Input Voltage: 110V/60Hz
2. Two flat pins for the USA wall outlet
3. Out put: 6V/ 130mA DC with regulated circuit
4. Plug size: inner:2.0mm and outsider:5.50mm
5. Polarity: Inner positive and outside negative
It is good for our radio models KA500, KA009/KA008..
This kind of transformer type of adaptor is good for charging the radios , and good for FM, but for the AM and SW, it is better to use the built in rechargeable batteries or external batteries; to receive a good shortwave stations, the battery will work better for adaptor.
This AC adaptor is good for indoor use only Learn More