https://www.aliexpress.us/item/3256804791192058.html?gatewayAdapt=glo2usa
What is this sorcery? Has anyone tried it? There's a flow chart in Chinese (I think) that explains the topology and the use of a 2nd PLL.
What is this sorcery? Has anyone tried it? There's a flow chart in Chinese (I think) that explains the topology and the use of a 2nd PLL.