Net Deals Web Search

Search results

1. Results From The WOW.Com Content Network

2. Costco Will Give You Free Groceries in Exchange for Old ...

   www.aol.com/news/costco-trade-program-free...

   Costco’s Trade-Up program, operated in partnership with Phobio, allows customers to exchange a range of old electronic devices such as smartphones, tablets, laptops, and gaming consoles. The ...

3. Spark-gap transmitter - Wikipedia

   en.wikipedia.org/wiki/Spark-gap_transmitter

   The spark gap is inside the box with the transparent cover at top center. A spark-gap transmitter is an obsolete type of radio transmitter which generates radio waves by means of an electric spark. [ 1][ 2] Spark-gap transmitters were the first type of radio transmitter, and were the main type used during the wireless telegraphy or "spark" era ...

4. Wireless telegraphy - Wikipedia

   en.wikipedia.org/wiki/Wireless_telegraphy

   Wireless telegraphy. A US Army Signal Corps radio operator in 1943 in New Guinea transmitting by radiotelegraphy. Wireless telegraphy or radiotelegraphy is transmission of text messages by radio waves, analogous to electrical telegraphy using cables. [ 1 ][ 2 ] Before about 1910, the term wireless telegraphy was also used for other experimental ...

5. RF module - Wikipedia

   en.wikipedia.org/wiki/RF_module

   RF module. An RF module (short for radio-frequency module) is a (usually) small electronic device used to transmit and/or receive radio signals between two devices. In an embedded system it is often desirable to communicate with another device wirelessly. This wireless communication may be accomplished through optical communication or through ...

6. Free-space optical communication - Wikipedia

   en.wikipedia.org/wiki/Free-space_optical...

   At the top right corner is a monocular for assisting the alignment of the two heads. Free-space optical communication ( FSO) is an optical communication technology that uses light propagating in free space to wirelessly transmit data for telecommunications or computer networking. "Free space" means air, outer space, vacuum, or something similar.

7. Wireless network - Wikipedia

   en.wikipedia.org/wiki/Wireless_network

   Wireless icon. A wireless network is a computer network that uses wireless data connections between network nodes. [ 1] Wireless networking allows homes, telecommunications networks and business installations to avoid the costly process of introducing cables into a building, or as a connection between various equipment locations. [ 2]