MCCORMACK UDP-1 help


Some of these units have a badge on the back with no wording of being a deluxe in the model number..

some have no no badge on back, and the word “dlxe” in the model number.?

was there errors, or ..........your help is appreciated. 
arcticdeth
I would call either Conrad Johnson (they bought McCormack), or Steve McCormack as SMc Audio.
B
If it helps, I bought a DNA-1 Deluxe amplifier and there was no deluxe designation in the serial number.