The "old" ZIMO Decoders (no longer in Production) 
 
Overview of current decoders           
 

MX620

Miniature decoder

MX63

H0 decoder

MX64  

H0 decoder

MX64H

High power decoder

MX64V

Low voltage
lamps dec.

MX64D

  21 pin

MX64DV

21-pin low volt. lamps

MX69, MX690

Large scale (scale) decoder

MX69..E.., MX690..E..

Large scale decoders with enhancements

MX82,   MX680

Accessory     Function