Will ProModeler servos work with NiCds? by John Beech | Wednesday, January 20, 2021 | How many cells should my packs use? Figuring out how many cells to use for the control avionics battery pack depends on both the chemistry - and - what it is you're trying to do. Whether it's 2-cells, 4 in series/parallel, or 7 in series, the math is easy and we show you how! talkRADIO. Read More
When's the next super special sale? by John Beech | Monday, October 26, 2020 | Wanna really get screwed? Buying into the marketing-driven idea of special pricing, as if costs change based on certain magical days, is a good start! Instead of cat and mouse games, we make you our best offer from the very beginning. talkRADIO. Read More
Servo choice affects your experience by John Beech | Saturday, October 24, 2020 | Servos affect your fun, choose wisely! Interested in trying your hand at 3D? Confused by conflicting advice regarding servos? We help guide you through specs like torque, speed, current, and voltage - and why they matter. Plus what's better for you; a BEC or battery - and why! talkRADIO. Read More
About RC servo motors by John Beech | Saturday, September 12, 2020 | Ever wondered about the difference between DC, coreless, and brushless servo-motors? This askJOHN article addresses it in a largely brand neutral way. and is generically useful because all servos - regardless of brand - use one of these three types of motors (share the link freely). talkRADIO. Read More
About pots vs Hall Effect sensors by John Beech | Thursday, November 1, 2018 | Going to pot is never good! The best potentiometers are rated at a million cycles while electronic Hall Effect sensors have a theoretical unlimited lifespan. This means pots are wear items. Does this make magnetic sensor technology a no-brainer? Not so quick! talkRADIO. Read More
Goldilocks and the 25T spline by John Beech | Tuesday, April 17, 2018 | We field a lot of questions regarding the splines on our servos. Below are examples and their answers. And if you're too busy to read this, then we'll cut to the chase with a TLDR; ProModeler servos... talkRADIO, knowHOW. servo setupPDRS102 Read More
The care and feeding of LiPo packs by John Beech | Monday, March 6, 2017 | Or how to stop farting away real money! Learn how a simple chart for measuring the at rest voltage of a LiPo battery pack helps determine the state of charge, or remaining capacity. The best part? It's both easy and free! aboutENGINES, workBENCH, talkRADIO, ROT8, knowHOW, flightLINE. Read More
The case against synthetic voltage by John Beech | Sunday, September 25, 2016 | Background: ProModeler servos are rated at 7.4V (nominal voltage for a 2S LiPo pack under load), However, it's widely known that fresh off a charge, the output of a 2S LiPo may approach 8.4V. Thus,... talkRADIO. Read More
Move concrete blocks! by John Beech | Tuesday, July 26, 2016 | Selecting servos for a 118" wingspan Extra 260 powered by 150cc engine, is no laughing matter. When a District 7 IMAC-pilot reports . . . (more) talkRADIO. Read More
Waterproof vs. Water-resistant by John Beech | Monday, October 28, 2013 | Despite using 13 o-rings in our standard size servos - more than anybody else in the industry - If you're going to play submarine with them, you should consider taking additional precautions against... talkRADIO, knowHOW. Read More