public:thamesvalley
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- | ====== MERG Thames Valley Area Group TVAG ====== | + | ~~NOCACHE~~ |
+ | ====== MERG Thames Valley Area Group ====== | ||
- | [[:public:areagroups|Return to Area Groups News]]\\ | + | {{:public:merg_blue_tvag.jpg?400|}} |
- | [[: | + | |
- | [[https:// | + | |
+ | <WRAP info centeralign button> | ||
- | ==== Email ==== | + | {{:public:tvagmeeting.jpg?900|}} |
- | + | ==== How do I contact the Area Group ==== | |
- | + | ||
- | To send us an email, [[https:// | + | |
- | For MERG members, you might also like to look at our [[https:// | + | |
- | + | ||
- | + | ||
- | + | ||
- | ==== Secretary ==== | + | |
- | + | ||
- | Howard Watkins M615 (taking over from Ian Bishop M3391 on 6/ | + | |
- | + | ||
- | + | ||
- | ==== Meetings ==== | + | |
- | + | ||
- | **Usually**\\ | + | |
- | TVAG meets on the first Tuesday of every month at Grazeley Village Hall, Church Lane, Grazeley, Reading, Berkshire RG7 1LD, approximately 1 mile south of J11 of the M4, just off the A33.\\ | + | |
- | | + | |
- | + | ||
- | venue: | + | |
- | RSME (Reading Society of Model Engineers) approx postcode RG30 2BD\\ | + | |
- | Rescheduled from Tues 6th Aug due to nonavailability of usual venue**\\ | + | |
- | https:// | + | |
- | + | ||
- | + | ||
- | Arrive from 7pm, sit down 7:30, finish by 10pm\\ | + | |
- | £3 donation to our hosts. | + | |
- | + | ||
- | ==== PowerPoint Presentations ==== | + | |
- | + | ||
- | [[helpsystem: | + | |
- | + | ||
- | ==== 2019 Meetings ==== | + | |
- | + | ||
- | January 8th\\ | + | |
- | We had a workshop on surface mount soldering. | + | |
- | + | ||
- | February 5th\\ | + | |
- | Several members had built various MERG modules for the demonstration layouts, and these were tested.\\ | + | |
- | Ian Morgan shared his progress with modifying a CANCAB to include a backlit display.\\ | + | |
- | David Ingoldby shared his latest dingo mount servo test board with a new low profile 1.5” top-to-bottom mount.\\ | + | |
- | + | ||
- | March 5th\\ | + | |
- | More progress on the Demonstration Layouts.\\ | + | |
- | Ian Morgan gave a presentation and demonstration of the CANPiWiCAP. | + | |
- | + | ||
- | ==== 2018 Meetings ==== | + | |
- | + | ||
- | 9th January: Howard Watkins had completed wiring of N Gauge ATC demonstration layout over Christmas. Started to test ATC with a couple of engines with standard configurations. Still need to program our own more complicated configuration to run 4 engines. Ian Morgan had working CBUS kit for use on 2nd demo board | + | |
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- | 6th February: One group worked on the configuration of Simon Robert' | + | |
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- | 6th March: Howard Watkins; discussion of the ATC challenges and agreement on running single engine and set of movements; Simon Roberts presented revised baseboard for CBUS layout including recesses for mounting layouts on top of each other and location of track & points; All - discussion on building next layout, agreement to mount 3D printed servo mounts and servos on top of board to show function | + | |
- | + | ||
- | 3rd April: Howard Watkins gave a short talk on the trials and tribulations of setting up the ATC layout; Ian Hart showed his through-hole CANCAB; David Ingoldby showed his home-made CNC milling machine plus some samples of PCB drilled and engraved with it. These included an N scale colour light signal with junction ' | + | |
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- | 1st May: Visit from Martin Perry to present the new code of conduct. | + | |
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- | 5th June: Ian Morgan describes the Channel 5 TV competition he is participating in (Basingstoke club) and how they won their heat - theme around world - father Christmas. Demonstration of CBUS and FlimConfig to a new member. | + | |
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- | 3rd July: Howard Watkins - update on the ATC challenges; Ian Morgan updates on the model railway competition (final); Ian Hart demonstrated the CANMIO and daughter board. | + | |
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- | 7th August: David Hills - progress on the SMD version of his servo control board for 4mm vehicles; Tony Lamb showing his work to offer cheaper RFID technology, technology that works around the charge-read delay time for faster moving trains | + | |
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- | 4th September: Further work completing the Simple CBUS demonstration layout. | + | |
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- | 2nd October: Ian Bishop announced standing down on 7th anniversary of TVAG; Howard Watkins showed a working version of the ATC layout; Ian Morgan talked about the build he did for the Radio Times anniversary; | + | |
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- | 6th November: Ian Morgan brought along his "Radio Times" layout as featured in, er, The Radio Times! Howard Watkins agrees to take over leadership of TVAG. | + | |
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- | 4th December: Howard Watkins gave a presentation on using groups.io; Roger Noble discussed updates to using specially developed boards for using linear stepper motors for point control and for controlling Dingham uncoupling magnets; Mark Riddock described the use of an Arduino to provide interlocking of point levers in a CBUS environment. | + | |
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- | + | ||
- | ==== 2017 Meetings ==== | + | |
- | + | ||
- | 3rd January: Ian Morgan – Demo DCC and servos. Ian has modified an 8 channel steady state DCC accessory decoder (kit 53) to drive two SERVO4 modules (kit 75). There is a TB that covers such a modification, | + | |
- | + | ||
- | Planning 1: discussion on what type of projects, skills and workshops we want to cover over the next 12 + months | + | |
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- | 7th February: Ian Morgan - a presentation on controlling analogue trains from CBus, using an Arduino and off-the-shelf modules. Demonstration of the prototype and the software required to provide 6 analogue controllers for the new Basingstoke club layout. The ' | + | |
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- | Planning 2: Agreement to develop | + | |
- | * Topic 1 Use a N gauge layout (small size/ | + | |
- | * Topic 2 – Dave Hills & Mark Riddoch - 2 projects design & construct 1) a mobile decoupler (for OO guage) and 2) a wagon turntable with stepper motor control | + | |
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- | 7th March: Ian Bishop: presentation followed by discussion of working group proposal for the development of a number of MERG technology demonstration projects that use identical (N-Gauge) track plans - tasks established for budget workup, CAD design of boards (for a presentation). Nicholas Murphy - ASUS Tinker Board £55 (similar to Raspberry Pi 3B but with 1.8Ghz Quad core A17 CPUs, 2GB Dual Channel RAM, 4K video decoding hardware, 192kS/s 24 bit audio, microphone input, no composite video output) * this board was put on sale for a short while but no sign of a full launch yet, software for Video Acceleration seems missing at present. Raspberry Pi Zero £9.60 (same as Pi Zero with camera connector | + | |
- | + | ||
- | 4th April: Howard Watkins: Automatic Track Control (ATC) demonstration. Andy Moore: analogue camera in gauge coach 5.8ghz receiver £10 12v driving composite video. DCC track/loco - loco pickups fed to coach at moment - 4 way rectified 17-24 volts into transmitter £10 - buck converter dropping it to 5 v for camera £6 plus few bits £s. Ian Morgan: Single channel oscilloscope 200 kHz £19 www.bangood.com kit through board only. All: Design base boards for demonstration projects. | + | |
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- | 2nd May: Howard Watkins: 1) Talk on connectors 2) A scenario for train movements with ATC 3) An update on the CANMIO kit. Ian Morgan: Demonstration of his new power/ | + | |
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- | 6th June: Dave Ingoldby: demonstration of his screw tapping machine used to automate production of his aluminium server mounts. Howard Watkins: 1) kitlocker update: Megapoints board: points and semaphore signals with bounce, currently a surface mount, through hole version will be joint venture with Howard to make a MERG kit | + | |
- | 2) Design spark master class - servo1 board with remote control to set up movement/ | + | |
- | pattern makers brass dowels 8mm into 7.5mm holes and other board coupling. Howard also showed couple of captive nuts (eg T nut). Nick Murphy: Demonstration JMRI operated mimic touch panels showing control and operation of points - used two £50 tablets with track plan - Raspberry Pi 3 running JMRI, simple server option, wireless to panels running JMRI: client option. Simon Roberts: surprised us by bringing in a set of CAD designed, laser cut MDF layout baseboards (2 x 3ft) for the demonstration project | + | |
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- | 4th July: Ian Morgan: demonstration of his fluorescent lights emulator Arduino nano and a few white LEDs. Started work on setting out the N-gauge track for the ATC demonstration layout. | + | |
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- | 1st August: Dave Ingoldby: Demonstration of a new Pro-to board for the control of a routed Dapol signal. Continued work on N Gauge ATC demonstration layout. | + | |
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- | 5th September: Mark Riddoch: Workshop constructing RJ22 cables. Continued work on N Gauge ATC demonstration layout. | + | |
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- | 3rd October: Ian Morgan: Demonstrated creating a layout in JMRI for a CBUS layout. Continued work on N Gauge ATC demonstration layout. | + | |
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- | 7th November: Chris Barker Demonstration of the SHAG CBUS demonstration layout. Ian Morgan: USB charger socket. Howard Watkins: demonstration of a point motor made in Prague called the MP1. Nick Murphy Gizmo 2 Linux single board computer. Continued work on N Gauge ATC demonstration layout. | + | |
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- | 5th December: Howard Watkins 3D printed rectangular wing nut mount for locking head of a bolt. Ian Morgan: LED (white) wire. Roger Noble: Arduino nano controlled points using stepper motors - review of tiny stepper motors + costs/ | + | |
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- | ==== 2016 Meetings ==== | + | |
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- | 5th January: Dave Wykes – Review of Addlestone Parkway Garden Railway; Malcolm Slawson - Building points with PCB; Paul Miller - Trouble shooting: JMRI, a couple of MERG boards, an Arduino (the CAN-CBS interface and an H-Bridge), a DC and a DCC loco and a short length of track with me - Problem is to identify what I am not doing correctly (with the H-Bridge) that is stopping me taking DCC commands from JMRI Warrants and converting them to DC | + | |
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- | 2nd February: Ian Morgan - demo of £16 oscilloscope kit www.banggood.com/ | + | |
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- | 1st March: Malcolm Slawson - Rail stories...; Dave Ingoldby - No-Ox-ID "A Special" | + | |
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- | 5th April: Dave Ingoldby - Presentation showing how to design and build slick CBUS-based control panels using CorelDRAW and ink jet printers; 3 Part Presentation - Arduino DCC decoder: P1:Simon Hills - RS-Online' | + | |
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- | 3rd May: Paul Miller; [[helpsystem: | + | |
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- | 7th June: Nigel Phillips; Demonstration showing communication with CANUSB4/ | + | |
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- | 5th July: Nigel Phillips: Workshop: Installing the nodejs program to allow multiple network connections to a MERG canusb4. Installation instruction are available from Howard Watkins. | + | |
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- | 2nd August: Ian Morgan: [[helpsystem: | + | |
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- | 6th September: Howard Watkins: demonstration of the DCC/CBUS n-gauge demonstration cabinet; demonstration of a working turntable driven by the MERG turntable PCB; Dave Hills - Update/ | + | |
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- | 4th October: Ian Hart: {{:other:canpiwi_tvag_ianhart_oct16.pdf|Presentation}} Demonstration of the CANPiWi, a PI Zero acting as a Wi-Fi Access Point connected to a CBUS layout. It allows smart phone throttle Apps to directly connect without a computer running JMRI; David Ingoldby: Demonstration of a (amazing) sound in a N-gauge diesel engine | + | |
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- | 1st November: Mark Riddoch: demonstration of a Robo Cutter. | + | |
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- | 6th December: Ian Turner: Introduction of Micromite (a Microchip PIC32 microcontroller) - a PicAxe on steroids; Ian Morgan - DCC demo for driving Servos. He has modified an 8 channel steady state DCC accessory decode (kit 53) to drive two SERVO4 modules (kit 75). Although there is a TB that covers such a modification, | + | |
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- | + | ||
- | ==== 2015 Meetings | + | |
- | + | ||
- | 6th January: Howard Watkins will bring his Adafruit display (sits on top of the Raspberry Pi & is about the same size) and talk about some modifications he’s made to the RFID script; Ian Bishop will have a CANCOND and CANSERVO8 operating four servos in a sequence for a club crossing gate project; show and tell; trouble shooting; swap shop | + | |
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- | 3rd February: Ian Bishop: CANCOND and CANSERVO8 operating four servos in a sequence for a club crossing gate project; show and tell; trouble shooting; swap shop | + | |
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- | 3rd March: Dave Miller: Introduction to Rocrail - the view from the top; | + | |
- | * Introduction | + | |
- | * Rocrail basics | + | |
- | * Locos: throttle and programming | + | |
- | * Layout: design, signalling and automation Case study: North Walsham | + | |
- | * Q&A | + | |
- | Howard Watkins: | + | |
- | + | ||
- | 7th April: Mark Riddoch: Practical & Cheap Wireless Connectivity - A look at a widely available and easy to use WiFi device that can be integrated into control and feedback systems. A general look at the ESP 8266 wireless device and a couple of projects that make use of it. The format will be a short talk about what the devices can do and how to use them plus at least one demo of a wireless CBUS interface and hopefully an on board application of WiFi as well; Simon Roberts: wants to kick some ideas around/get some advice for use of MERG kit and other electronic controls for a small urban layout as part of the EM Gauge Challenge; Ian Bishop & Mark: We’ll also be testing the use of Kit 53 accessory decoder to drive servos connected to the Servo4 module; Show and tell; trouble shooting; swap shop | + | |
- | + | ||
- | 5th May:Mark Riddoch: Practical & Cheap Wireless Connectivity – Update on last months presentation – fixing some bugs and improved performance data; Mark will also helping me test the use of Kit 53 accessory decoder to drive servos connected to the Servo4 module; show and tell; trouble shooting; swap shop | + | |
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- | 2nd June: Mark Riddoch: High level explanation covering the control systems and automation works at Pendon; Advice on a shuttle: Michael Williams want some help working out the best way to implement a loco running between all four ends of the track shown below (Not sure whether he is running DCC or DC?); Make the bells ring: Chris Barker has a town on his layout with a church – and he wants some type of sound device to play organ music or may be church bells – controlled by CBUS or DCC; show and tell; trouble shooting; swap shop | + | |
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- | 7th July: Ian Bishop - CBUS demonstration to get a member' | + | |
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- | 4th August: Dave Miller: Discussion covering requirements for wiring for a G-scale garden railway; David Hills: | + | |
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- | 1st September: Pauk Miller: wants some help understanding DCC commands to control DC trains (using PWM controllers - the ones designed by TVAG; Ian Morgan is bringing along his CBUS demo board (shown last meeting) but with addition of a turnout controlled by servo using my 3D printed under-baseboard tie-bar that he is experimenting with; Henry is interested in learning more about laser cut servo mounts for his O14 layout; show and tell; trouble shooting; swap shop | + | |
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- | 6th October: Ian Morgan – PTP Lite layout control system; Howard Watkins – JMRI on a Raspberry Pi & using the 7" touch screen display; Dave Harris - Andover show report; Dave Harris - Update on servo - frog polarity PCB control board; Ian Bishop / all - Review of past presentations/ | + | |
- | 3rd November: Mark Riddoch - Presentation and demonstration of a single CBus driving a pair of DC tracks and a DCC track from the MERG handset or via JMRI; Dave Hills - conceptual 3D drawings for a G-Scale turntable; Ian Bishop: troubleshooting JMRI control of CANACC5 | + | <WRAP help round button> |
- | + | \\ | |
- | 1st December: David Ingoldby - Homemade DCC throttle ; show and tell; trouble shooting; swap shop | + | [[https://www.merg.org.uk/ |
- | + | </ | |
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- | ==== 2014 Meetings ==== | + | |
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- | 7th January: Ian Bishop: Progress on Imberhorne exhibition layout: CBUS, DCC TOTI and CAN_RFID; David Hills: 3D Printing demonstration | + | |
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- | 4th February: Ian Bishop: Progress on the control panel for Loddon Valley fiddle yard; CBUS, JMRI Panel Editor and JMRI web server demonstration | + | |
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- | 25th February: Ian Bishop: 1 - | + | |
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- | 4th March: Ian Bishop: 2 - [[helpsystem: | + | |
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- | 1st April: Ian Bishop: 3 - [[helpsystem: | + | |
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- | 6th May: Iain Waddell: Workshop showing how to use CAD to layout circuits on Veroboard including the use of Eagle CAD and VeeCAD. Update on the working fiddle yard (DC control) that uses CBUS, thumbnail switches and relays to select routes and isolate sidings | + | |
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- | 3rd June: Ian Morgan: Introduction to 3D Modelling for 3D Printing | + | |
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- | 1st July: Workshop 1 - Mark Riddoch: Arduino servo workshop; Dave Harris: Demonstration of the DCC TOTI | + | |
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- | 5th August: Howard Watkins: The CANCOND8C on Pentre Road; Doug Wardell: Example of Arduino using CBUS to communicate with the CANCAB and CANACE3; Show and tell | + | |
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- | 2nd September: SWAP Meet; Progress on crane automation mechanics/ | + | |
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- | 7th October: Workshop 2 - Mark Riddoch: construction of optical interface board to link Arduino and DCC system | + | |
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- | 4th November: Imberhorne: automation of excavator using CANSERVO8; Dave Harris - Servo Frog Juicer; Show and tell, trouble shooting, swap shop | + | |
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- | 2nd December: Workshop 3 - Mark Riddoch: using the Arduino library and interface board to build a DCC decoder | + | |
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- | ==== 2013 Meetings ==== | + | |
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- | 8th January: Barrie Charlton: The Dos and Don'ts of Data Transmission | + | |
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- | 5th February: David Ingoldby: Making a PCB for the Pocket Money Project #3: Servo Controller | + | |
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- | 5th March - Building the Pocket Money Project #3 Servo Controller | + | |
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- | 2nd April - | + | |
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- | - Ian Bishop: | + | |
- | - Malcolm Slawson: Traction control system on an HST power car | + | |
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- | 7th May - Ian Morgan: Decisions, Decisions - How Freshwater evolved | + | |
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- | 4th June - Ian Waddell: NPN transistors with practical exercises | + | |
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- | 2nd July - Richard Standing: Expanding functions of the Auto Shuttle pocket money project - with practical session | + | |
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- | 6th August - Dave Harris: Railway Operations for the railway modeler | + | |
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- | If there is time Ian Bishop will bring in the working prototype of a new control panel for a fiddle yard that allows the user to dial in a start point and end point which then selects one of the 32 routes through the fiddle yard and sets the slips and points accordingly. It uses BCD thumbnail switches feeding into a CANACC8C to generate an unique event from whatever combination is dialled into the switches. | + | |
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- | 10 August - Joint East Midland/Thames Valley Area Group meeting: John Gowers G Scale garden layout, Bicester | + | |
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- | 3rd September - Dave Harris: Introduction to FETs (Field Effect Transistors) | + | |
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- | 2nd October - Howard Watkins: Baseboard Wiring and Documentation | + | |
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- | 5th November - Ian Bishop: Imberhorne layout - discussing new features | + | |
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- | 3rd December - RFID technology to RaspberryPI (slide show) or to CBUS & JMRI (block detection) | + | |
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- | ==== 2012 Meetings ==== | + | |
- | 10th January - Workshop 1 - Build a PIC circuit: Dave Harris; Servo4 demonstration | + | |
- | 7th February - Workshop 2 - PIC architecture: | + | ==== Who are the leaders of the group? ==== |
- | 6th March - Workshop 3 - Anatomy of a PIC source code in C language: Dave Harris | + | <WRAP info round> |
+ | M615 Howard Watkins // Group Leader // \\ | ||
+ | M674 Paul Miller // Secretary // | ||
+ | </ | ||
- | 3rd April - Microchip IDE | + | ==== Would you like to join today? ===== |
- | 1st May - Ian Bishop: | + | <WRAP tip round> |
+ | Not a MERG member? then first <WRAP button>[[https:// | ||
+ | Edit **Area Groups** using the green pencil. Then select **Thames Valley Area Group** from the drop down list in **Other Area Groups** and press the **Subscribe | ||
+ | You will also need to subscribe to our **groups.io** list which ensures you get details of our meetings. To get on this list please email our area group (details are in the Journal) | ||
+ | </ | ||
- | 12th June - Howard Watkins - JMRI presentation - Decodor Pro and decoders | + | ==== How do you meet? ==== |
+ | <WRAP info round> | ||
- | 23rd June - 1 Day Workshop - Venue The Reading Society of Model Engineers. Introduction to CBUS - Pete Brownlow; FLIM - Howard Watkins | + | Whilst restrictions are in place, we are currently using Zoom video calls together with fellow members from the South Hampshire Area Group. Details are posted on the our groups.io page. |
- | 3rd July - not recorded | + | Previously TVAG used to meet on the first Tuesday of every month at Grazeley Village Hall, Church Lane, Grazeley, Reading, Berkshire RG7 1LD, approximately 1 mile south of J11 of the M4, just off the A33. |
- | 7th August -1) Basics | + | Arrive from 7pm, sit down 7:30, finish by 10pm. Each of us contribute a £3 donation |
- | 4th September - session on surface mount soldering -building | + | Meetings include some or all of the following:\\ |
+ | * A presentation | ||
+ | * A session on a group project | ||
+ | * A practical workshop. | ||
+ | </ | ||
- | 2nd October - Level crossings control using CBUS logic: Dave Harris; New RFID interface based on a modified CANACE8C that shows progress of a train through blocks in JMRI: Mark Riddoch; Basic introduction to Automatic Warning Systems, Automatic Train Protection and Train Protection Warning Systems that the 12inch to the foot scale use to assist the train driver: Malcom Slawson | + | ==== Do you visit other Model Railways or hold workshops? ==== |
- | 6th November - Workshop - CBUS: From kits to working points: Ian Bishop; MERG kit needed to switch a layout from DC to DCC and back again: Howard Watkins | + | <WRAP info round> |
- | 4th December - The Ins and Outs (puts of circuit boards): Dave Harris; Presentation of new MPD mimic panel: Ian Bishop | + | We have visited the McKinley model railway in Bournemouth, |
- | ==== 2011 Meetings ==== | + | |
- | 6th December - Inaugural Meeting TVAG - Poll of attendees to research topics of interest. 1st: PIC programing, 2nd JMRI, 3rd CBUS | + | We periodically have Tuesday evening tutorials. For example we have had one on surface mount, Jeff Pike gave us a demonstration |
+ | </ | ||
- | ==== Links ==== | + | ==== And the Next Meeting? |
+ | <WRAP box round> | ||
+ | < | ||
+ | </ | ||
- | Loddon Valley Model Railway Club [[http://www.lvmrc.co.uk|www.lvmrc.co.uk]] | + | ==== This is what the group gets up to ==== |
+ | {{:public: | ||
+ | {{: | ||
+ | {{: | ||
+ | {{: | ||
+ | {{: | ||
+ | {{: | ||
+ | {{: | ||
+ | {{: | ||
+ | <WRAP center box round centeralign 75%> |
public/thamesvalley.txt · Last modified: 2023/02/24 13:03 by grovenor