All posts by spinningmagnets

Grew up in Los Angeles California, US Navy submarine mechanic from 1977-81/SanDiego. Hydraulic mechanic in the 1980's/Los Angeles. Heavy equipment operator in the 1990's/traveled to various locations. Dump truck driver in the 2000's/SW Utah. Currently a water plant operator since 2010/NW Kansas

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The New 21700 format Lithium Cells in 2017

Jun 16, 20174 Comments

High-capacity packs using 18650-format cells have become popular, and we will have some interesting options soon with the new 21700 cells that are just now

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Custom Build Gallery, Patrick’s RC mi...

Jun 02, 2017No Comments

Patrick is a university engineering student from the Netherlands. Seven years ago (in 2010) he began posting on endless-sphere, asking questions, and building up custom ebikes…with

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Specialized Turbo Vado-S

May 25, 20171 Comment

Normally, I wouldn’t care much about a turn-key ebike that uses only 350W, but…the Specialized Turbo Vado-S shows that the E-division of one of the

SondorsFold9

Sondors Fold, a 20-inch wheel E-fatbike

May 13, 20173 Comments

Sondors has announced that they are coming put with a new aluminum-frame model, and this one not only has fat tires on a smaller 20-inch

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Using cordless tool batteries for an ebike

May 11, 20175 Comments

If…the idea of using cordless tool batteries to power an ebike has ever crossed your mind? You are not alone. After some research, I found

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TV show “Ellen” gives away a Ha...

Apr 21, 2017No Comments

The TV show Ellen gave away a Haibike. Ellen DeGeneres also encouraged her huge viewer base to consider one too, saying that she personally rides

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Maxwell Cycles 2017 NAHBS X01 Ebike

Apr 15, 2017No Comments

Maxwell Cycles from Petaluma (in Northern California) presented a beautiful ebike at the 2017 NAHBS, and it is an interesting example of using a hubmotor

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Ferrofluid and Hubsinks for HOT Direct Driv...

Apr 02, 2017No Comments

Ferrofluid is an amazing substance if you own a large Direct Drive  hubmotor. It does NOT benefit geared hubs or mid drives, but…if you like

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Stealth P-7, a street-legal commuter from a...

Mar 26, 20172 Comments

Most ebike companies start out selling mass-market street-legal commuters, and then slowly move into off-road ebikes with higher power. Stealth has gone the opposite route

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How to make a lithium battery last, or̷...

Mar 16, 201719 Comments

We have written in the past about tips that will help your expensive lithium battery pack last as long as possible. This article will cover