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2. Batteryless radio - Wikipedia

   en.wikipedia.org/wiki/Batteryless_radio

   A batteryless radio is a radio receiver which does not require the use of a battery to provide it with electrical power. Originally this referred to units which could be used directly by AC mains supply (mains radio); it can also refer to units which do not require a power source at all, except for the power that they receive from an ambient ...

3. Radio receiver - Wikipedia

   en.wikipedia.org/wiki/Radio_receiver

   Portable radios may have an arrangement for powering from an outlet, conserving the batteries when an outlet is available. Portable "emergency" radios may be solar and/or hand crank powered. [7] Boom box - a portable battery-powered high fidelity stereo sound system in the form of a box with a handle, which became popular during the mid-1970s.

4. Freeplay Energy - Wikipedia

   en.wikipedia.org/wiki/Freeplay_Energy

   In present Freeplay radios and other products, clockwork mechanisms storing energy in a mainspring have now been replaced by small batteries charged by cheaper hand-crank generators. [9] Freeplay Energy produces a variety of consumer devices in addition to radios, including flashlights, lanterns, mobile phone chargers, and foot-powered generators.

5. Transistor radio - Wikipedia

   en.wikipedia.org/wiki/Transistor_radio

   A classic Emerson transistor radio, circa 1958. A transistor radio is a small portable radio receiver that uses transistor-based circuitry.Previous portable radios used vacuum tubes, which were bulky, fragile, had a limited lifetime, consumed excessive power and required large heavy batteries.

6. Eton anticipates next natural disaster with self-powered FRX ...

   www.aol.com/news/2012-05-16-eton-self-powered...

   Eton, the name behind solar-powered sound systems and emergency radios, is updating its disaster-preparedness portfolio with the new FRX series of self-powered radios. The FRX 1, FRX 2 and FRX 3 ...

7. Philco - Wikipedia

   en.wikipedia.org/wiki/Philco

   A very successful August 1925 Philco consumer product, called the "Socket Power Battery Eliminator", was a rectifier unit which enabled users to operate radios from standard light sockets. By 1927 over a million of these units had been sold, but from that year the industry began manufacturing batteryless radios using RCA 's AC tube .

8. List of community radio stations in the United States

   en.wikipedia.org/wiki/List_of_community_radio...

   Following is a list of FCC-licensed community radio stations in the United States, including both full-power and low-power non-commercial educational services. The list is divided into two sections: Full-power community stations; Low-power community stations

9. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!