| - Change Date: | Nature of Change |
|---|---|
| New 2.4 GHz page. | |
| New Lithium Tester. | |
| Updated A123/lipo charger page. | |
| Updated lipo charger and Pic balancer pages. | |
| Updated A123, charger and Monster Models pages. | |
| For Sale and new Data Logging page. | |
| Black paint heat transfer test. | |
| PIC-based Lipo Balancer for any current and any number of cells. 3 and 7 cell versions protoyped. | |
| My first LCD circuit used to display current and volts on a PSU. | |
| Simplified Pic Projects page and added new Temp2 photos. | |
| Fixed error on Low Voltage Battery Monitor circuit diagram. | |
| New PIC Low Voltage Battery Monitor circuit to switch my camping fridge off when the battery goes flat. | |
| New PIC Temperature Monitor #2 circuit. | |
| Some improvements to the beginners PIC page. | |
| New PIC Temperature Monitor #1 circuit. | |
| Added a capacitor to LVC1 to filter spikes from brushed motors. | |
| Added a PWM example to Beginners Guide to PICs. | |
| Various PIC updates including the new LVC2 for twin-engined models. I have also added details on testing a lithium balancer. | |
| New version of LVC1 program to improve accuracy of RX/ESC mirroring (1000 instead of 64 steps), elimination of jitter (toggling between steps), some glitch suppression, and changed to BoostC compiler from CC5X due to better support for signed variables. | |
| Some PIC updates including using BoostC. | |
| More Lithium Tester graphs. | |
| Minor PIC changes, some new Large models. | |
| More PIC, particularly on the basics. | |
| Lots more on the PIC pages. | |
| More details on LVC1 and start of lithium tester page. | |
| Photos and data logging graphs of LVC device, lithium tester and servo controller. Dedicated page for LVC1. | |
| Further progress on PIC low voltage cutoff devices. | |
| New page for PIC and C programming. | |
| New EPP supplier (US) and formatted balancer PCB images to hopefully print to correct size. | |
| Experiences with ESCs and charging A123's. | |
| Some tweaks to balancer page and some superb Puff photos by Noel Thorne. | |
| A123 pictures and various updates to lithium pages. | |
| New page for A123 cells. | |
| Updated balancer page. | |
| Happy Christmas/New Year. Here's Puff, the Magic Dragon to entertain you. | |
| Added some info on 120W laptop adaptor. | |
| Further 'laptop adaptor' experiences. | |
| My expeiences using the universal laptop adapter to charge lipos direct. | |
| Tweaked lipo charger layout (v1.5) to suit my output diode. | |
| Slight improvements to the lipo charger (v1.4) to make maximum current easier to set. Added a new large model and small changes to Bubbles page. | |
| New lipo charger circuits (v1.3) on a new Charger circuits page. | |
| Small updates to CDRom page. | |
| Simplified home page, some lithium tweaks, added 7 cell balancer and posted Astro plugs For Sale. | |
| Added Think U Know links. Promote this worthy cause. | |
| Replaced photo of underside of veroboard to show corrected version and to delete some unnecessary components from the BOM. | |
| Fixed an error in the veroboard layout that affected the LED operation in the lithium balancer. v1.5 veroboard uploaded (v1.3 is still the correct PCB layout). | |
| New lithium balancing page fixing the veroboard error (v1.4), simplifying the layout and publishing other formats and photos. | |
| New croc motor, my largest yet. Also updated my Hurricane with latest power details. New techniques in machining tips. Noted error and in balancer layout. New EPP suppliers on Links page. | |
| Minor corrections. | |
| Clarified a few things on the Bounce page. | |
| More motor balancing tests. | |
| More motor balancing tests. | |
| And some more motor balancing tests. | |
| More motor balancing tests. | |
| Motor balancing tests with proper scope. | |
| New mill picture. | |
| New monster model. | |
| More motor balancing tests. | |
| More motor balancing tests. | |
| More motor balancing tests. | |
| Even more motor balancing experiments and an update to the lithium page. | |
| More motor balancing experiments. | |
| A new page on motor balancing. | |
| Info on lithium charge guards and a good cheap lithium balancer circuit. | |
| 3 new Monster Models. | |
| Chitty changes and another Bounce. | |
| Corrected error on croc2 12x8 rpm and made a fewer other changes. | |
| Added star vs delta comments to winding page. | |
| Croc#2 and changed Bubbles files to zip from exe. | |
| Croc#2 started. | |
| Updated motor machining tips. | |
| Many updates over the past week to my Crocodile Motors page. | |
| New page for my Crocodile Motors. | |
| I think I've fixed the pale lines on the Bounce plans now. New plane: Spitfire. Small revamp for my Home page. | |
| DIY milling machine from a cheap pillar drill. | |
| Some more Chitti photos. | |
| Introducing Chitti Chitti Bang Bang. | |
| Updated Bounce instructions and plans to print better. New links. | |
| Corrected errors on Monster Models page and changed my Email page. | |
| Updated motor Winding Density page. | |
| Updated DIY motors, motor machining and lithium pages. | |
| Updated my Tiny Treasures page to include my more recent models. Updated DIY motors page with my Ditto motor. New Links. | |
| Added Google Analytics to help me improve the site. Updated the translation page, added another Bubbles, more Monster Models and cleaned up my Links page. | |
| Updated Lithium page. | |
| Updated Bounce (as flown at BMFA NATS). | |
| Even more tests on how wire 'bows' away from the tooth with success in Example 6. | |
| Added more tests on how wire 'bows' away from the tooth. | |
| Added Winding Density page to consider various techniques and whether thin wire is better than thick. | |
| Added For Sale page to clear some idle stock. | |
| New 3D model Bounce made from EPP and a couple of EPP supplier links added. Also updated Weights spreadsheet. | |
| Added plans for smaller Ultimate. | |
| New page describing my more successful DIY motors. | |
| Added (optional) diode to lithium charger circuits for reverse polarity protection. Also added more examples of Bubbles and some more BIG models. | |
| Updated spreadsheet with brushless motor tests. | |
| New page for larger DIY electric motors. | |
| A few more Monster Models. | |
| Fixed size error on Mumbo page and clarified a few bits. | |
| Details of my new high speed CDRom replacement for a Speed 400. | |
| Added a number of Monster Models and a new Bubbles from Sweden. Also updated CDRom test results. | |
| Drawings of slightly larger Mumbo Minor posted. | |
| Posted some new lithium chargers and updated CDRom page/latest test results. | |
| Tweaked CD-Rom brushless motor page a bit. | |
| More details, photos and more compact plans for Ultimate. Also added CD-Rom brushless motor page. | |
| Added the latest great model, Mumbo Minor for small CD-Rom brushless motor. | |
| Fantastic Ultimate for small Axi motor. | |
| Have at last got round to posting details of my new RAE Hurricane. Over 9' wing, 14.25lb, 32 cells. Great model! | |
| Updated Lithium page. | |
| Previous updates. |
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