& lt;p & gt; Radio Amateur: Fascinating electronics-Explore the unknown world of electronics and try to interact with various devices to collect the most popular electrical circuits: a squeaker, a metal detector, a duck quack simulator, a chip flasher, a detector radio with a low-frequency amplifier, a VHF receiver, a ball jump simulator made of metal, acoustic color music. Learn how each of these devices works, how to use them, and how to assemble them. You will learn a lot of new, interesting and useful things, because any person will need this knowledge.

Requirements

OS Version: Android 4.4+

Internet: not required

Requires free space: 45 Mb

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