DIY built side view nestbox, with generic £20 ONVIF CCTV IP camera, connected to a cheap generic CCTV DVR/NVR £20. All digital, you dont have to worry about interference that way, or multiple cables.
Streaming is done to YouTube using a Raspberry PI with linux and FFMPEG, The scripting can be a bit involved if you aren’t a geek. If you want an easy solution use a windows PC running OBS software.
Image of the nest box, a second baffle has since been added to further hide the camera.