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Regarding positive feedback oscillations

by | Friday, September 17, 2021 |
Stop the oiscillation befor it ever begins with a bit of Velcro

Large control surfaces are more flexible than you might believe and this means they can set up a positive feedback oscillation. There's an easy fix and we show you what to do about it!

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About tail rotor servos

by | Friday, September 17, 2021 |

Tail Rotor Servos There are a class of servos, which we call tail rotor servos. Their pulse range is half as wide (the why is beyond the scope of this article so please just accept that they're...

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BEC or dedicated pack?

by | Wednesday, September 1, 2021 |

Kindly review this material before proceeding. The case against synthetic voltage Bypassing the BEC As the manufacturer of ProModeler servos we advise using a 2S LiIon or LiFePO4 dedicated pack or a...

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Idle thoughts regarding chargers

by | Sunday, July 11, 2021 |
Before buying your next charger

Most charger-purchases are tactical decisions; what do I need right now? But a more strategic view may result in your deciding several inexpensive individual chargers deliver better redundancy and flexibility for charging/discharging several packs at a time. This may better suit you!

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Double up, another use for a Y-harness!

by | Saturday, March 20, 2021 |
Reverse your thinking regarding Y-harnesses!

Most only think of the Y-harness for connecting two servos to one channel. Thing is, this handy little accessory is useful the other way around, also.

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Low buck trick to stretch mask use

by | Tuesday, March 16, 2021 |
Waste not, want not, or how a spritz of IPA can save a mask for reuse

In the vein of a penny saved is a penny earned, this brief how-to shows you an easy way for making your mask serviceable for its intended duty after repeated use. Maybe it's a stretch to say it results in a free mask, but it's effectively true!

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On the value of double-filtration

by | Tuesday, March 16, 2021 |
If double masking makes an N95 more comfy and encourages use, it helps saves lives!

Watching some rat bastard politician on TV was the first we noticed someone wearing two filters. One with their party's logo worn over a serious N95 led us to think; 'If it's good enough for them...'

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