OK replaced the transistor and the thing started working like charm (was the most expensive transistor i ever purchased like 15 usd) added a heatsink...
my poisk arrived but i think it must be bad when i plug the power supply i can hear a constant tone emitted by the beeper and nothing more, the tone...
Hi got a PCB and most IC's from a Russian seller including some ICs for self soldering, when i purchased it i was assuming it was the MUS1099 board....