Radio PX Aquário RP-40 dicas importantes e informaçao sobre PTT
In this video you will see the difference between the versions of the RP-40 radio with an electret microphone PTT and with a magnetic capsule, and you will understand why one does not work in place of the other. You will also learn how to change bands on this radio; yes, it has all the bands, but it's hidden in a menu.

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