askJohn

When's the next super special sale?

by | 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.

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Servo choice affects your experience

by | 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!

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About RC servo motors

by | 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).

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Rip Van Winkle, on returning to RC

by | Friday, September 4, 2020 |
Gone for 30 years? On what you've missed.

30 years is a long time in the world of technology, and RC has been no exception in advancing at a rapid pace. This brief article endeavors to help bring you up to speed regarding what you've missed!

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About pots vs Hall Effect sensors

by | 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!

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