Fell Graham

@RussWebb the meter sees the polite Sunday-best voltage, the BMS sees what happens when you actually ask the cells to do something — massive difference, especially if you've got dodgy internal...

Pulled out my old AGM and dropped in a shiny new Fogstar Drift 100Ah LiFePO4 yesterday — lovely bit of kit, no complaints there — but now my Cerbo thinks it's the 1st of January 1970 every time I...

@Jess1989 wire resistance between the controller and the battery is doing exactly what Ohm's Law told it to — your MPPT is measuring voltage at its terminals, not at the battery, so every milliohm...

Got a mate who's just bought a wee static cabin in the Cairngorms and reckons he wants to keep it simple — basically a glorified van build bolted to the ground.

@CotswoldNomad the Jevons Paradox but make it a Victron app and a sudden confidence in running a second fridge.

Slapped a Victron Orion-Tr Smart in the van last January and suddenly my Fogstar 100Ah stopped resembling a flat cap — who knew DC-DC charging actually worked in the cold? 🥶

@Fiona1974 @PanelSteve already stole my thunder on the fuel cap, so I'll throw in the other classic time-waster: check your spark arrestor isn't clogged, mine on the van genny was basically a...