Tag Archives: Exposure

UV Exposure made with ARDUINO for development of photoresist PCB

For average home user building PCB with the toner transfer method is a solution. But some time you want more quality from your PCB or sometimes your toner didn’t transfer completely so you have to correct it with a marker or to redo the hole process again. The other solution to build your PCB is […]

Review and teardown of UV nail polish curer and PCB developer.

This unit is a very common UV nail polish curing unit available cheaply on ebay. It uses four 9W UVA tubes like the ones found in insect traps and UV exposure units. The unit has the option of continuous or timed operation with a fixed time of two minutes. I experimentally exposed a piece of […]

Insoladora “6u” DiY PCB exposure UV box

This is my DiY PCB exposure UV box. It´s made with an old HP scanner, two UV anti-mosquito devices and a programable timer with relay. It expose an normal PCB in about a minute, but normally i set it to 2 minutes. Esta es mi insoladora casera. Está hecha con la carcasa de un viejo […]