> I have been using the Argent Data Systems T3-mini for my digipeaters: > https://www.argentdata.com/catalog/product_info.php?products_id=167 It looks like these can do the voltage telemetry like the old KPC3 could. Is that correct? One on the battery and another on the solar panel would be a good start to a metering system. Thanks, 73, Bill WA7NWP