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The complete SCR-284 transmitter, receiver, power unit and accessories weighed more than 100 pounds, but could be divided into sections for transport. The 45 pound BC-654 transmitter was notably difficult for radiomen to carry during combat, and has been described as "roughly the weight, size and shape of a modern window air conditioner".
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Optonica amplifier (SM-3636) and tuner (ST-3636) from 1978. The Optonica brand was created and first launched by Sharp of Japan in 1975 to compete in the high-end audio market along with established brands such as Sansui Electric, Sony, Panasonic, Sanyo, Yamaha, Nakamichi, Onkyo, Fisher Electronics, Technics (brand), Pioneer Corporation, Kenwood Corporation, JVC, Harman Kardon and Marantz.
A disassembled Mauser action showing a partially disassembled receiver and bolt. In firearms terminology and law, the firearm frame or receiver is the part of a firearm which integrates other components by providing housing for internal action components such as the hammer, bolt or breechblock, firing pin and extractor, and has threaded interfaces for externally attaching ("receiving ...
National HRO receiver, c. 1938 The original National HRO was a 9-tube HF ( shortwave ) general coverage communications receiver manufactured by the National Radio Company of Malden, Massachusetts , United States.
The SURF is tuned using a manual control on the front of the unit, so that only the frequency in use, and those close to it, are accepted by the set. A Range of SURFs were provided for attachment to the VHF PRC350, PRC351/2 (SURF 4 Watt) and also the HF PRC320 (SURF 12 Watt) and VRC 321 (SURF 25 Watt).
The AR Lower V5 is a 3D printed lower receiver for the AR-15 rifle. [1] It was created in March 2013 Defense Distributed printed using the Stratasys Dimension SST 3-D printer [1] [2] using the fused deposition modeling (FDM) method. [2] The receiver was able to handle enough stress to fire more than 600 rounds. [1]
MACS J1149 Lensed Star 1, also known as Icarus, [note 2] is a blue supergiant star observed through a gravitational lens.It is the seventh most distant individual star to have been detected so far (after Earendel, Godzilla, Mothra, Quyllur, star-1 and star-2), at approximately 14 billion light-years from Earth (redshift z=1.49; comoving distance of 14.4 billion light-years; lookback time of 9. ...