The Longest Serving Model Shop in the Country


SR/BR class 207 Thumper DEMU sound decoder and speaker (21)


Bring that characteristic ‘thump’ to your SR DEMU with this great set of sound files!


Below is a list of the Function keys and their assignments applicable to this model.
F0. Lights on /off
F1. Sound on/off
F2. Horn 1 – playable
F3. Horn 2 – playable
F4. Horn 3
F5. Compressor
F6. Flange squeal
F7. Double carriage door slam
F8. Single carriage door slam
F9. Guards whistle
F10. Driver/Guard communication buzzer
F11. Aux 1
F12. Aux 2
F13. Acceleration/Deceleration speed over ride.
F14. Shunting mode, Press once for half speed, press again and you are back to normal control.


There are no reviews yet.

Be the first to review “SR/BR class 207 Thumper DEMU sound decoder and speaker (21)”

Your email address will not be published. Required fields are marked *

We'll Buy Your Old Models - Cash Waiting!