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2. Power antenna - Wikipedia

   en.wikipedia.org/wiki/Power_antenna

   The automatic kind will also lower when the ignition switch is turned off. Unlike most car antennas adjusted directly by hand, power antennas retract completely beneath the surface that they are mounted on. This convenience could be found on most luxury cars by the late-1950s. The automatic power antenna became much more common in the 1970s. [1]

3. Low-noise block downconverter - Wikipedia

   en.wikipedia.org/wiki/Low-noise_block_downconverter

   Astra type LNBFs incorporate two probes in the waveguide, at right angles to one another so that, once the LNB has been skewed in its mount to match the local polarization angle, one probe collects horizontal signals and the other vertical, and an electronic switch (controlled by the voltage of the LNB's power supply from the receiver: 13 V for ...

4. QSK operation (full break-in) - Wikipedia

   en.wikipedia.org/wiki/QSK_operation_(full_break-in)

   Semi break-in is a technique used by stations where slow (T/R) antenna switches are controlled indirectly by the telegraph key which lack the faster switching of full break-in stations. Semi break-in hardware T/R switches are not required to switch as fast or to have the same long term reliability as their more expensive full break-in counterparts.

5. Antenna tuner - Wikipedia

   en.wikipedia.org/wiki/Antenna_tuner

   An antenna tuner, a matchbox, transmatch, antenna tuning unit (ATU), antenna coupler, or feedline coupler is a device connected between a radio transmitter or receiver and its antenna to improve power transfer between them by matching the impedance of the radio to the antenna's feedline. Antenna tuners are particularly important for use with ...

6. RF module - Wikipedia

   en.wikipedia.org/wiki/RF_module

   Robot remote control; Wireless data transmissions; Digital video/audio transmission; Digital home automation, such as remote light/switch; Industrial remote control, telemetry and remote sensing; Alarm systems and wireless transmission for various types of low-rate digital signal; Remote control for various types of household appliances and ...

7. David Schwimmer Shares Funny Message He Got from “Friends ...

   www.aol.com/david-schwimmer-shares-funny-message...

   David Schwimmer doesn’t silence his phone notifications!. On Tuesday, Jan. 7, the Goosebumps: The Vanishing actor revealed on Good Morning America that funny exchanges keep him “pretty close ...

8. Automotive aftermarket - Wikipedia

   en.wikipedia.org/wiki/Automotive_aftermarket

   The automotive aftermarket is the secondary parts market of the automotive industry, concerned with the manufacturing, remanufacturing, distribution, retailing, and installation of all vehicle parts, chemicals, equipment, and accessories, after the sale of the automobile by the original equipment manufacturer (OEM) to the consumer.

9. How major US stock indexes fared Thursday, 12/26/2024 - AOL

   www.aol.com/major-us-stock-indexes-fared...

   Stock indexes drifted to a mixed finish on Wall Street as some heavyweight technology and communications sector stocks offset gains elsewhere in the market. The S&P 500 slipped less than 0.1% ...