July 2002
Intermediate to advanced
344 pages
8h 37m
English
Content preview from Newnes Radio and RF Engineering Pocket Book, 3rd Edition
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Table 3.3 Foam dielectric, solid outer conductor co-axial RF cables 50 ohms
characteristic impedance
Superflexible FS-J LDF series
series
Cable type FSJ1-50A FSJ4-50B LDF2-50 LDF4-50A
1/4
1/2
3/8
1/2
Min. bending 1.0 1.25 3.75 5.0
radius, in. (mm) (25) (32) (95) (125)
Propagation 84 81 88 88
velocity, %
Max. operating 20.4 10.2 13.5 8.8
frequency, GHz
Att. dB/100 ft
(dB/100 m)
50 MHz 1.27 0.732 0.75 0.479
(4.17) (2.40) (2.46) (1.57)
100 MHz 1.81 1.05 1.05 0.684
(5.94) (3.44) (3.44) (2.24)
400 MHz 3.70 2.18 2.16 1.42
(12.1) (7.14) (7.09) (4.66)
1000 MHz 6.00 3.58 3.50 2.34
(19.7) (11.7) (11.5) (7.68)
5000 MHz 14.6 9.13 8.80 5.93
(47.9) (30.0) (28.9) (19.5)
10 ...
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