Darrel,
If u haven't seen this chart, here's a convenient way to compare cable
losses and make tradeoffs before investing lotsa $$$ in new coax.
73!
Frank
W3LPL
CABLE ATTENUATION (dB per 100 ft)
1.8 3.5 7.0 14.0 21.0 28.0 50.0 144 440 1296
LDF7-50A .03 .04 .06 .08 .10 .12 .16 .27 0.5 0.9
FHJ-7 .03 .05 .07 .10 .12 .15 .20 .37 0.8 1.7
LDF5-50A .04 .06 .09 .14 .17 .19 .26 .45 0.8 1.5
FXA78-50J .06 .08 .13 .17 .23 .27 .39 .77 1.4 2.8
3/4" CATV .06 .08 .13 .17 .23 .26 .38 .62 1.7 3.0
LDF4-50A .09 .13 .17 .25 .31 .36 .48 .84 1.4 2.5
RG-17 .10 .13 .18 .27 .34 .40 .50 1.3 2.5 5.0
SLA12-50J .11 .15 .20 .28 .35 .42 .56 1.0 1.9 3.0
FXA12-50J .12 .16 .22 .33 .40 .47 .65 1.2 2.1 4.0
FXA38-50J .16 .23 .31 .45 .53 .64 .85 1.5 2.7 4.9
9913 .16 .23 .31 .45 .53 .64 .92 1.6 2.7 5.0
RG-213 .25 .37 .55 .75 1.0 1.2 1.6 2.8 5.1 10.0
RG-8X .49 .68 1.0 1.4 1.7 1.9 2.5 4.5 8.4
CABLE ATTENUATION (Ft per dB)
1.8 3.5 7.0 14.0 21.0 28.0 50.0 144 440 1296
LDF7-50A 3333 2500 1666 1250 1000 833 625 370 200 110
FHJ-7 2775 2080 1390 1040 833 667 520 310 165 92
LDF5-50A 2500 1666 1111 714 588 526 385 222 125 67
FXA78-50J 1666 1250 769 588 435 370 256 130 71 36
3/4" CATV 1666 1250 769 588 435 385 275 161 59 33
LDF4-50A 1111 769 588 400 323 266 208 119 71 40
RG-17 1000 769 556 370 294 250 200 77 40 20
SLA12-50J 909 667 500 355 285 235 175 100 53 34
FXA12-50J 834 625 455 300 250 210 150 83 48 25
FXA38-50J 625 435 320 220 190 155 115 67 37 20
9913 625 435 320 220 190 155 110 62 37 20
RG-213 400 270 180 130 100 83 62 36 20 10
RG-8X 204 147 100 71 59 53 40 22 12
FEET REQUIRED FOR 1 DB ADVANTAGE LDF5-50A VS:
1.8 3.5 7.0 14.0 21.0 28.0 50.0 144 440 1296
LDF4-50A 2000 1430 1250 910 715 625 435 250 165 100
RG-17 1666 1430 1110 770 560 475 420 120 60 30
FXA12-50J 1250 1000 770 525 435 355 255 120 75 40
9913 835 590 455 320 280 220 150 85 53 29
FEET REQUIRED FOR 1 DB ADVANTAGE LDF4-50A VS:
1.8 3.5 7.0 14.0 21.0 28.0 50.0 144 440 1296
RG-17 - - - - - - - 220 90 40
FXA12-50J - - 2000 1250 1100 835 625 250 145 65
9913 1430 1000 715 500 455 345 235 135 75 40
RG-213 910 600 285 200 150 120 85 45 20 13
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