USB-C Charger Power Sharing: Check Each Port Before You Buy
A total wattage does not reveal the power available when two devices are connected. Find the exact allocation, compare the figures and keep a traceable record.
Read articleDurudam Archive
Category: Cost & purchase tools
Tools and checklists for parcel dimensional weight, printer consumable costs and USB-C charger power sharing.
Printer toner cost calculator: starter toner, replacements and drums
Starter toner and replacement cartridges may have different yields. Check the exact model, estimate whole-cartridge purchases and paper, then use the saved CSV as a replacement…
Read articleDimensional weight calculator: compare two parcel sizes
Compare two packaging options, keep a record of the carrier rule, and see why a lower calculated weight is not a confirmed saving on shipping.
Read article