en.wikibooks.org/wiki/Information_and_Communication_Technologies_for_Poverty_Alleviation/Concepts_%26_Definitions

The Baygen Freeplay radio marks one of the first commercially successful communication devices to employ a clockwork mechanism as its power supply.

www.wikiwand.com/en/Human_power

The original Baygen clockwork radio with crank in winding position ... to the invention and cofounded Baygen Power Industries (now Freeplay Energy Ltd), which ...

www.smarta.com/advice/general/trevor-baylis-baylis-brands

Trevor Baylis came up with the idea for the Wind Up Radio in 1991 after ... the establishment of BayGen Power Industries the Freeplay Wind Up Radio was soon ...

www.cfsd.org.uk/journal/archive/97jspd1.pdf

Apr 5, 1997 ... the 'Freeplay' radio – powered by a clockwork mechanism – ... The Freeplay radio demonstrates a 'low-tec' ...... Engineering Director, BayGen.

www.independent.ie/business/technology/obituary-trevor-baylis-36691923.html

Mar 11, 2018 ... DETERMINED: Trevor Baylis created his radio against the odds ... by Baylis's newly formed company Baygen in factories staffed as much as possible ... Like many of Baylis's inventions, the Freeplay Radio had a humanitarian ...

indianexpress.com/article/india/paradise-papers-kundra-family-trust-silent-on-source-of-money-invested-in-india-via-bahamas-mauritius-icij-investigation-appleby-4933456

Nov 12, 2017 ... In 1995, Freeplay (UK) — then BayGen Power International Limited — launched its first human-powered radio brand 'FreePlay'. Narang and ...

blog.goo.ne.jp/skype_win7/e/4b142118cbd39a4c702e40ed950b4ddb

2016年9月18日 ... 2016年9月22日ゼンマイ式手回しラジオUKから輸入しました。状態は箱なしの長期 保存品?3Vの出力ソケット付きバージョンです。以前から欲しかったの ...

www.windup-battery.com

There are several devices on market which utilize the wind up mechanism. It can be used as a wind up battery charger, wind up flashlight, wind up radio, wind ...

windupradio.com