Geoff Bunza's Blog/Journal Index - the MRH Forum
2022年8月3日 · Geoff Bunza's Journal/Blog Index. SMA48 Working Automatic Car Identification (ACI) for Model Railroaders; SMA47 WILD1: Wireless On-Board for DC and DCC Locos and Devices from any Browser; An Operating Steam Throttle You Can Customize; SMA46 Comments on 3D Printing the Steam Throttle and Complex Builds
SMA34 More Power to SMA20 Decoders with Tips and Additions
This article describes some simple changes for the SMA20 Mobile/Accessory/Multifunction 17 Channel Configurable DCC Decoders, which can increase the power provided with the on-board circuitry to deliver two Amps from the DCC bus to the decoder. A new decoder board is offered, as well as a couple of interface tips for the modeler.
SMA28 JMRI Sensor Channels – Direct Arduino to JMRI …
2020年1月19日 · It gives the modeler more flexibility to connect some 68 sensors for about $7, and is fully operational with all the JMRI applications, and you can operate multiple channels! This is not a tutorial on the intricacies of JMRI.
Articles – Model Railroading with Arduino
Geoff Bunza wrote a series of articles about building some DCC Decoders on Geoff Bunza’s Scale Model Animation Blog and here are the direct links: SMA20: Low Cost 17 Channel DCC Decoders Ver 6.0 with Sound,Triggered Sound,Stepper,Dual Motor,LED and Servo Control.
Improved ! - Geoff Bunza's Low Cost 17 Channel DCC Decoder
2016年8月11日 · Geoff provides design information including Gerber files, so you can easily have your own boards made, but we keep bare boards in stock and sell them in quantities as small as one panel, where economic orders at the board vendors …
Geoff Bunza - YouTube
Model animation—bringing models to life—adds enormously to the interest and enjoyment of any layout or individual model! This channel is focused on animating miniature models...
Geoff Bunza SMA20 Low Cost 17 Channel DCC Decoders Ver 6.01
2022年9月12日 · What do you need to understand about the operation of Geoff’s decoder? I just happened to see this today because I am working on something else for the DCC-EX documentation. We’ve put this circuit into KiKad and Geoff has the original Eagle files available.
Geoff Bunza's DAPD - Model Railroad Control Systems
The Differential Absolute Position Detector is a Geoff Bunza design. Geoff published this in his column in MRH as SMA23 and documentation can be found in the article.
Geoff Bunza's Improved Twin T DC Detector - Model Railroad …
The Improved Twin T DC Detector is a Geoff Bunza Design. Geoff published this in his column in MRH as SMA26 and documentation can be found in the article.
SMA10 – Build a 17-Function DCC Decoder for about $5
2016年11月26日 · Using 4 or 6 function DCC decoders in this regard, can get costly, quickly. But with a little effort, and some low cost components one can build a DCC decoder supporting 17 independent functions for about $5.00, or less, depending what you have on hand.