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DescriptionFocusAccess.png	English: Use of a "cherry-picker" type truck to load liquid helium to an amplifier located at the focus of a radio telescope.
Date	25 June 2012
Source	http://descanso.jpl.nasa.gov/Monograph/series10/03_Reid_chapt+3.pdf
Author	Robert C. Clauss and James S. Shell

From Chapter 3, Ruby Masers, of Low-Noise Systems in the Deep Space Network, edited by Macgregor S. Reid. February 2008.

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	This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
	Warnings: Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221. The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain. Materials based on Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the STScI.[1] See also {{PD-Hubble}} and {{Cc-Hubble}}. The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [3] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content. Its photo gallery FAQ states that all of the images in the photo gallery are in the public domain "Unless otherwise noted."

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	16:37, 25 June 2012		530 × 562 (336 KB)	LouScheffer (talk \| contribs)

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- Beam waveguide antenna
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- چری پیکر

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PNG file comment	Created with GIMP
Horizontal resolution	28.35 dpc
Vertical resolution	28.35 dpc
File change date and time	16:00, 25 June 2012

File:FocusAccess.png

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cherry picker

inception

25 June 2012

location of creation

United States of America