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2. List of Marconi wireless stations - Wikipedia

   en.wikipedia.org/wiki/List_of_Marconi_wireless...

   A double antenna tuning inductor house near the summit of Cefn Du and to the rear of the 1914 antenna, served to tune the antenna and earth screens of what were now two parts of a whole antenna, fed at the western transmitter building. The extension also had inductors at the far end, such that each part of the antenna had inductors at its ends.

3. AN/FPS-16 Instrumentation Radar - Wikipedia

   en.wikipedia.org/wiki/AN/FPS-16_Instrumentation...

   These errors are detected, commutated, amplified, and used to control the antenna-positioning servos. A part of the reference signal is detected and used as a video range tracking signal and as the video scope display. A highly precise antenna mount is required to maintain the accuracy of the angle system.

4. Television antenna - Wikipedia

   en.wikipedia.org/wiki/Television_antenna

   A flat antenna. A more recent phenomenon for indoor antennas are flat antennas, which are lightweight, thin, and usually square-shaped with the claim of having more omnidirectional reception. They are also marketed as being more in line with modern minimalistic home designs. [14] Flat antennas may have a stand or could be hung on a wall or a ...

5. Ampliphase - Wikipedia

   en.wikipedia.org/wiki/Ampliphase

   The two signals are then amplified to a desired power. Finally, the two signals are summed in the final output filter stage of the transmitter. The result is that when the signals are closer in phase, the output amplitude is larger and when the signals are more out of phase, the output is lower.

6. AN/VRC-12 - Wikipedia

   en.wikipedia.org/wiki/AN/VRC-12

   A variety of accessories were available, including antennas, control heads, encryptors, head sets, shock mounts, speakers and interconnecting cables. Technical characteristics [ 7 ] Channels:

7. RCA - Wikipedia

   en.wikipedia.org/wiki/RCA

   RCA manufactured equipment, such as oscilloscopes, for repairing radios, RCA Graphic Systems Division (GSD) was an early supplier of electronics designed for the printing and publishing industries. It contracted with German company Rudolf Hell to market adaptations of the Digiset photocomposition system as the Videocomp, and a Laser Color ...