You still have plenty of DC or AC locomotives laying around ? But zou cannot run them on your DCC layout. This tutorial video shows you how to install a decoder in a AC locomotive, but most of the step are similar for DC locomotives.
We convert a HAG AC Re 4/4 II to DCC in this video.

German version here:    • Wie man eine Lokomotive digitalisiert...  

FACEBOOK →   / trainroom.heggedal  
PATREON →   / polybosstudio  

#modelrailroad #märklin #dcc

0:00 Introduction
0:56 Disassembly
1:55 Engone conversion
5:07 Interface Installation
5:36 Power and engine feeders
7:11 LED
9:20 Wheel Isolation
9:52 Traction tyres
10:41 Conclusion