Model Electronic Railway Group

The Leading Society for Model Railway Electronics

Over 50 years of Innovation: 1967-2019

Resources and Information

On these pages you will find various resources and information relating to electronics and electronic components that MERG makes freely available (subject to any copyright notices). Most of these are the responsibility of members(s), and MERG accepts no responsibility or liability for their use nor offers any warranty or validation on them.

The information is accessible via the lefthand menu, and is split up as follows:

ATC - comprehensive DC based automatic shuttle.

BloNg / superBloc - a system of wiring and operating a model railway layout to implement automatic block interlocking.

CBUS - a general purpose Layout Control Bus developed by MERG members aimed at being simple to use and install, yet comprehensive in functionality.

CBUS-DCC - MERG's new CBUS based DCC system

Circuit simulations -

Components - component descriptions and identification, including LEDs and resistors

DCC - MERG's original NMRA DCC system

Jargon Buster - Glossary of Common Terms used in MERG Electronics.

Other projects - miscellaneous projects

Remote Data Display - A display system to help operators of layouts with sequenced timetables

RPC - Remote Panel Control System allows either partial or complete remote control of layout accessories such as points, signals, section switches etc.

TCC - discussions and methods of train control using computers

Using servos - Turnout / Signal Control using model aircraft servos