tsctrl

agree, roughly the same for simple pcm module. pin are lesser on pcm. just tested both pcm and vs1053. quality is more on vs. but vs1053 got loud FM hissing...

i have use audio transformer and voltage isolator below to separate power used. i even has use 2 power source for module with usb power and the pam with external...

i see, i just look back at the item description and is actually an amplifier filter. interesting where it is to be connected to the volt and not to speaker....

thanks @dreamy1! that really help for me to understand the issue. vs module has lots of caps and resistors. i dont want to get my mind to start to look...

@dreamy1, did you made your vs-pam having connection as the solution mention as below?  anyone use common pam 8403 module as below with modified connection as above? 

great! new milestone archive for me to start looking for a PAM replacement and to start designing my own VS module. i wish i could get yours. :smile: :smile: :joy:...

hi @Edzelf , do the i2s will support other DAC than the pcm5102? plug and play possible?

hi @Edzelf , figure out new dac module. someone already created library for this module too:  with prebuild amps, line out and line in in one package. however it...

exact same issue was reported in the esp forum [here](https://esp32.com/viewtopic.php?t=21953) the root cause is the type mentioned above is only available for ble 4.2 and only available on esp32c3 config...

@me-no-dev i am referring s1 to the old esp32 wroom 32 rev1 to rev3. to be clear, the advertising ble library above was accessible on the old idf arduino version....