Thanks. Its the one I was looking for.
JDAY
Here it is : http://www.tonystrains.com/technews/enh-dtester.htm
This is a neat little gadget, I use it to program motor decoders, out of the locos, when programming Blue Line engines.
Jack W.
Read recent article on mounting an NEC decoder tester on a board with a motor, speaker , allegator-like clips etc to facilitate decoder testing. Now can;t find article anywhere. Have you seen it? If so where? Thanks