Differences between revisions 2 and 3

RF Cable selection

For low loss, high power, low radiation purpose

Andrew Heliax series: 1/4", 3/8", 1/2", ... http://www.rfparts.com/coax/heliaxcoax.html

Drawback: Thick cable = low flexibility. Practically only compatible with N-connectors

FSJ1-50A

Thickness 1/4"
Impedance 50 hm
Capacitance 24.2 pF/ft | 79.4 pF/m
DCR_in 3.000 Ohms/kft | 9.843 Ohms/km
DCR_out 2.000 Ohms/kft | 6.562 Ohms/km
30MHz 0.973 dB/100ft 3.19 dB/100m
50MHz 1.26 4.14
150MHz 2.21 7.25
200MHz 2.56 8.41
894MHz 5.61 18.4
1500MHz 7.41 24.3
2300MHz 9.37 30.7

FSJ2-50A

Thickness 3/8"
Impedance 50 hm
Capacitance 24.3 pF/ft | 79.7 pF/m
DCR_in 1.290 Ohms/kft | 4.232 Ohms/km
DCR_out 1.520 Ohms/kft | 4.987 Ohms/km
MHz dB/100ft dB/100m AvgPow
0.5 0.27 0.082 13.20
1 0.383 0.117 13.20
1.5 0.469 0.143 13.20
2 0.542 0.165 13.20
10 1.219 0.372 6.97
20 1.732 0.528 4.91
30 2.128 0.649 3.99
50 2.762 0.842 3.08
88 3.691 1.125 2.30
100 3.943 1.202 2.16
108 4.103 1.25 2.07
150 4.864 1.482 1.75
174 5.254 1.601 1.62
200 5.65 1.722 1.50
300 6.99 2.13 1.22
400 8.139 2.481 1.04
450 8.665 2.641 0.98
500 9.166 2.794 0.93

FSJ4-50A

Thickness 1/2"
Impedance 50 hm
Capacitance 25.2 pF/ft | 82.7 pF/m
DCR_in 0.820 Ohms/kft | 2.690 Ohms/km
DCR_out 1.000 Ohms/kft | 3.281 Ohms/km
MHz dB/100ft dB/100m AvgPow
0.5 0.231 0.07 15.60
1 0.327 0.1 15.60
1.5 0.401 0.122 15.60
2 0.463 0.141 15.60
10 1.044 0.318 10.14
20 1.485 0.453 7.12
30 1.828 0.557 5.79
50 2.377 0.724 4.45
88 3.187 0.971 3.32
100 3.406 1.038 3.11
108 3.546 1.081 2.98
150 4.214 1.285 2.51
174 4.558 1.389 2.32
200 4.908 1.496 2.16
300 6.095 1.858 1.74
400 7.121 2.17 1.49
450 7.592 2.314 1.39
500 8.042 2.451 1.32

-  ⇤ ← Revision 2 as of 2014-12-17 23:07:27 → 
  Size: 66
  Editor: KojiaraiATligoDOTorg
  Comment:
+   ← Revision 3 as of 2014-12-17 23:41:04 → ⇥
  Size: 1925
  Editor: KojiaraiATligoDOTorg
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 3:
-== For low loss, high power purpose ==
+== For low loss, high power, low radiation purpose ==

Andrew Heliax series: 1/4", 3/8", 1/2", ...
http://www.rfparts.com/coax/heliaxcoax.html

Drawback: Thick cable = low flexibility. Practically only compatible with N-connectors

=== FSJ1-50A ===
 * Thickness 1/4"
 * Impedance 50 hm
 * Capacitance 24.2 pF/ft | 79.4 pF/m
 * DCR_in 3.000 Ohms/kft | 9.843 Ohms/km
 * DCR_out 2.000 Ohms/kft | 6.562 Ohms/km
 * 30MHz 0.973 dB/100ft 3.19 dB/100m
 * 50MHz 1.26 4.14
 * 150MHz 2.21 7.25
 * 200MHz 2.56 8.41
 * 894MHz 5.61 18.4
 * 1500MHz 7.41 24.3
 * 2300MHz 9.37 30.7


=== FSJ2-50A ===
 * Thickness 3/8"
 * Impedance 50 hm
 * Capacitance 24.3 pF/ft | 79.7 pF/m
 * DCR_in 1.290 Ohms/kft | 4.232 Ohms/km
 * DCR_out 1.520 Ohms/kft | 4.987 Ohms/km
 * MHz dB/100ft dB/100m AvgPow
 * 0.5 0.27 0.082 13.20
 * 1 0.383 0.117 13.20
 * 1.5 0.469 0.143 13.20
 * 2 0.542 0.165 13.20
 * 10 1.219 0.372 6.97
 * 20 1.732 0.528 4.91
 * 30 2.128 0.649 3.99
 * 50 2.762 0.842 3.08
 * 88 3.691 1.125 2.30
 * 100 3.943 1.202 2.16
 * 108 4.103 1.25 2.07
 * 150 4.864 1.482 1.75
 * 174 5.254 1.601 1.62
 * 200 5.65 1.722 1.50
 * 300 6.99 2.13 1.22
 * 400 8.139 2.481 1.04
 * 450 8.665 2.641 0.98
 * 500 9.166 2.794 0.93

=== FSJ4-50A ===
 * Thickness 1/2"
 * Impedance 50 hm
 * Capacitance 25.2 pF/ft | 82.7 pF/m
 * DCR_in 0.820 Ohms/kft | 2.690 Ohms/km
 * DCR_out 1.000 Ohms/kft | 3.281 Ohms/km
 * MHz dB/100ft dB/100m AvgPow
 * 0.5 0.231 0.07 15.60
 * 1 0.327 0.1 15.60
 * 1.5 0.401 0.122 15.60
 * 2 0.463 0.141 15.60
 * 10 1.044 0.318 10.14
 * 20 1.485 0.453 7.12
 * 30 1.828 0.557 5.79
 * 50 2.377 0.724 4.45
 * 88 3.187 0.971 3.32
 * 100 3.406 1.038 3.11
 * 108 3.546 1.081 2.98
 * 150 4.214 1.285 2.51
 * 174 4.558 1.389 2.32
 * 200 4.908 1.496 2.16
 * 300 6.095 1.858 1.74
 * 400 7.121 2.17 1.49
 * 450 7.592 2.314 1.39
 * 500 8.042 2.451 1.32