... needed). Likewise, if you have a group of 3 LEDs for a crossover, you could combine them into a single item, and then copy and paste it as needed. cheers, Martin. posted: 5 Aug 2020 12:07 from: Gordon S Thanks Martin. No harm in checking.... posted: 5 Aug 2020 15:06 from: Martin Wynne Hi Gordon, I'm adding a new function in the next program update. I managed to shoehorn an extra tickbox into the control panel: 2_050953_140000000.png Any geometric item can be set as a reference item by ticking the above box (only one item at any time). Then other items can be selected, and you can modify them to match the reference item, for dimensions and/or colours: 2_050954_520000000.png The reference item can be an existing item, or one created for the purpose and afterwards deleted. Thanks for the suggestion. cheers, Martin. posted: 5 Aug 2020 15:29 from: Gordon S Wow, Martin, that's amazing... ...