KTS 2pcs 8.8x13.6cm DIP Universal SMD DIP SOT Circuit Board pcb platine stripboard veroboard circuit board Prototyp - - Amazon.com
HIFI Class A Power Amplifier Preamplifier Reference Marantz SA17SI Line High Fidelity Headphone Amplifier Board|Operational Amplifier Chips| - AliExpress
New to this but loving it. Third kit, first SMD. Radio works! : r/electronics