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City of Gdynia orders 30 Solaris Trollino trolleybuses with Li-ion battery packs for off-wire driving

Green Car Congress

In addition to trolleybuses, under the contract, the company will also provide batteries that will allow the modernization of 21 other vehicles, by replacing nickel-cadmium batteries with lithium-ion ones, together with appropriate power electronics.

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How Long Does an Electric Car Battery Last?

EV Connect

While battery life span varies by manufacturer and age, in general you can expect new batteries to rival and often exceed the longevity of drivetrain components on internal combustion engine (ICE) Vehicles. Luckily, EV Connect offers a variety of charging stations to ensure a number of efficient solutions for your vehicle.

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The Scandalous History of the Last Rotor Cipher Machine

Cars That Think

My friend gave me an internal history of the company written by its founder, Boris Hagelin. Inside the disk are wires connecting a contact on one side of the disk to a different one on the other side. The disk is connected electrically to a typewriter-like keyboard. For every rotor the pattern of these connections is unique.