The radio annual (1956)

Page scan 000845 from The radio annual

Record Details:

Title:
The radio annual
Date:
1956
Publisher:
New York : Radio Daily Corp.
Volume:
Radio annual and television yearbook (1956)
Leaf #:
000845
Language:
English
Collection:
Books, Broadcasting & Recorded Sound, and Year Book
Format:
Annuals
Contributor:
Library of Congress, MBRS, Recorded Sound Section
Sponsor:
Library of Congress, Motion Picture, Broadcasting and Recorded Sound Division
Coordinator:
Media History Digital Library
Date Added:
July 18, 2024
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GRADE A COVERAGE (Prepared by CBS-TV Engineering) 1^ -H -^r VHF CHANNELS 2-6— GRADE A SERVICE CONTOURS (68db 2.5 MV/M) Antenna Height 300 FT. 500 FT. 700 FT. 1000 FT. 2000 FT. 5000 FT. Distance (Miles) for Effective Radiated Power IKW 10 KW 50 KW 100 KW , 7 12 , 9 16 ,11 19 13 23 19 34 32 55 18 23 27 32 46 70 21 27 31 37 50 77 VHF CHANNELS 7-13— GRADE A SERVICE CONTOURS (71db 3.55 MV/M) Antenna Height IKW Distance (Miles) for 10 KW 50 KW Effective Radiated Power 100 KW 200 KW 316 KW 300 FT. 7 9 11 13.5 21 32 . 12.5 18.5 16.5 24 20 29 25 36 40 50 62 76 21 .. 28 .. 34 .. 40 .. 54 . . 82 .. ....25 . . ....32 ... ....37 ... ....43 ... 59 ... ....88 ... ...28 500 FT. ...35 700 FT. ...40 1000 FT. ...46 2000 FT. ...61 5000 FT. ...91 UHF CHANNELS 14-83— GRADE A SERVICE CONTOURS (74db 5 MV/M) Distance (Miles) for Effective Radiated Power Antenna Height 300 FT. 500 FT. 700 FT. 1000 FT. 2000 FT. 5000 FT. IKW lOKW 50KW lOOKW 200KW 316KW lOOOKW 5 6.5 9 13 21 9 ....13 15 18 20 26 11.5 ....17 20 23 25 32 13.5 ....20 23 27 30 37 16.5 ....24 28 32 35 43 24 35 41 46 49 57 41 57 64 70 75 85 809