Up before 6 AM today, and with a forecast of reasonably light winds out of the south, I decided to anchor off of Dalkey Island for breakfast and to see what it’s like to sit through a tide swing here
A suggestion from Dad was to take the wiring off the back of the alternator, clean the contacts, and reconnect them. Grime/corrosion there might be a reason for the voltage drop I’m seeing at the battery side of the circuit
I’ve been suspicious for a while about how hard my batteries for house are losing voltage over a ~ 12 hour day. I know the fridge compressor comes on periodically at 3 amps to keep the coolant moving around, but
A small re-write of the sender into a Click driven CLI, making hard-codes into CLI arguments.
It turns out that iNavX doesn’t support rendering ERRPM; it only supports the NMEA 2000 variant, PGN 127488. This led me down the path of trying to work out if I could send PGNs to the MiniPlex3 via the WiFi
Whilst Dad was visiting, we put his portable oscilloscope across the two terminals on the back of the tachometer, and found a very nice mV signal that changes frequency with engine revolutions. This means that a bit of circuitry plus