06-21-2012, 01:15 PM
Hmmm.. Radios often make different sounds as they power up.
It's up to you. Are you using some kind of circuit protection? If so, and you are sure that nothing is smoking or overheating, then letting the set warm up should be ok.
It's up to you. Are you using some kind of circuit protection? If so, and you are sure that nothing is smoking or overheating, then letting the set warm up should be ok.