Oh, by the way, don't be surprised if you hear the word "chalupa" being used to refer to one of these:
That's a device box. One-gang. Made out of ABS plastic
See:
http://www.grupo-iusa.com/tienda/catalogo/artefactos/Placas02.htm [This message has been edited by SvenNYC (edited 01-28-2004).]