Am 12.12.2012 20:58, schrieb Henry van Gestel: > The I can connect the Ir head directly to Win7 pc usb, just to make > sure the meter part with IR head from Udo is working. You can use this program on Windows to test the meter part with the IR head: http://www.meter-test-equipment.com/download/pdf/en/Test1107pack.exe Regards Udo