On Wednesday, 1 January 2020 15:35:57 UTC, Robin wrote:
Homehubs come up every month or 3 on Freecycle here so I'll keep an eye
open for one if you can wait that long. (I've picked up Homehubs and a
Smarthub that way but they're all installed elsewhere as access points
so I can't measure their barrels.)

Thank you. I'm in the unfortunate position (thanks to slightly inattentive ebaying) of having a Homehub 5A with a Homehub 5B power supply.

Owain