. Airborne Man-Made Radio Noise Assessment. Radio noise; Meteor burst communications. 169 8a 63 L T 1 T U D 43 0-59 MILES 29 13. £4 HEIGHT GAIN Fa (dB/kTb> Figure 6. Comparison of daytime 45 MHz man-made radio noise model (solid line) and scaled Seattle data (crosses) directly above and 50 miles from a business area. Height gain. F (dB/kTb), is plotted as a function of altitude IP. thousands of feet. The airborne man-made radio noise model has been ^'^.^Z^r computer at NOSC. A series of program, generate graph* oJ^J^^ in three different formats. In the first format ^^^nce f^Ahe produces hei

- Image ID: RPXYM3
. Airborne Man-Made Radio Noise Assessment. Radio noise; Meteor burst communications. 169 8a 63 L T 1 T U D 43 0-59 MILES 29 13. £4 HEIGHT GAIN Fa (dB/kTb> Figure 6. Comparison of daytime 45 MHz man-made radio noise model (solid line) and scaled Seattle data (crosses) directly above and 50 miles from a business area. Height gain. F (dB/kTb), is plotted as a function of altitude IP. thousands of feet. The airborne man-made radio noise model has been ^'^.^Z^r computer at NOSC. A series of program, generate graph* oJ^J^^ in three different formats. In the first format ^^^nce f^Ahe produces hei Stock Photo
Enlarge
https://www.alamy.com/licenses-and-pricing/?v=1 https://www.alamy.com/airborne-man-made-radio-noise-assessment-radio-noise-meteor-burst-communications-169-8a-63-l-t-1-t-u-d-43-0-59-miles-29-13-4-height-gain-fa-dbktbgt-figure-6-comparison-of-daytime-45-mhz-man-made-radio-noise-model-solid-line-and-scaled-seattle-data-crosses-directly-above-and-50-miles-from-a-business-area-height-gain-f-dbktb-is-plotted-as-a-function-of-altitude-ip-thousands-of-feet-the-airborne-man-made-radio-noise-model-has-been-zr-computer-at-nosc-a-series-of-program-generate-graph-ojj-in-three-different-formats-in-the-first-format-nce-fahe-produces-hei-image237849699.html
. Airborne Man-Made Radio Noise Assessment. Radio noise; Meteor burst communications. 169 8a 63 L T 1 T U D 43 0-59 MILES 29 13. £4 HEIGHT GAIN Fa (dB/kTb> Figure 6. Comparison of daytime 45 MHz man-made radio noise model (solid line) and scaled Seattle data (crosses) directly above and 50 miles from a business area. Height gain. F (dB/kTb), is plotted as a function of altitude IP. thousands of feet. The airborne man-made radio noise model has been ^'^.^Z^r computer at NOSC. A series of program, generate graph* oJ^J^^ in three different formats. In the first format ^^^nce f^Ahe produces hei
Library Book Collection / Alamy Stock Photo
Image ID: RPXYM3
This image is a public domain image, which means either that copyright has expired in the image or the copyright holder has waived their copyright. Alamy charges you a fee for access to the high resolution copy of the image.
. Airborne Man-Made Radio Noise Assessment. Radio noise; Meteor burst communications. 169 8a 63 L T 1 T U D 43 0-59 MILES 29 13. £4 HEIGHT GAIN Fa (dB/kTb> Figure 6. Comparison of daytime 45 MHz man-made radio noise model (solid line) and scaled Seattle data (crosses) directly above and 50 miles from a business area. Height gain. F (dB/kTb), is plotted as a function of altitude IP. thousands of feet. The airborne man-made radio noise model has been ^'^.^Z^r computer at NOSC. A series of program, generate graph* oJ^J^^ in three different formats. In the first format ^^^nce f^Ahe produces height gain curves for any f "f^J^^Hne seC0nd format, the source that are selected in the range of the model..In the se d horizontal profile program produces radio noUe^r ™™S> fche last frequent and altitude, as a function of horizontal ^ -e. fomat, the contour program produces contours of ca-~£"™n™ed £aXBS. for a selected frequency and altitude for the «**££^Onit. Each of the three types of model formats will be discussed sections. 4.1 VERTICAL PROFILE (HEIGHT GAIN) Thi, p»gr«. prod— hei,ht ,1. ««- »« «e ^^'"f^ sans: r^str»: »5r£«ii srs Equation (17) is used for distances of 7 J^^^^^^^eTcalculated and used for distances greater than 7 .dies. J°fff^fr^ous section. If the ii i.-ji».^i-. /. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Roy, T. N; Naval Ocean Systems Center (U. S. ). Ft. Belvoir Defense Technical Information Center