A compilation of some of the most common coaxial cable attenuation. Nominal attenuation of 30.5 meters (100ft)
Cable Type | 70-85 Mhz | 148-174 Mhz | 400-520 Mhz | 806-960 Mhz | 2.4-2.45 Ghz | 5.8-5.85 Ghz |
---|---|---|---|---|---|---|
RG178B/U | 12.4 dB | 17.0 dB | 30.4 dB | 40.8 dB | – | – |
RG179 | 9.2 dB | 11.5 dB | 17.0 dB | 22.3 dB | – | – |
RG174/U | 7.8 dB | 10.8 dB | 19.2 dB | 26.9 dB | – | – |
RG58C/U | 4.6 dB | 7.1 dB | 13.5 dB | 18.2 dB | – | – |
CELLFOAM ™ | 4.1 dB | 5.6 dB | 9.8 dB | 13.2 dB | – | – |
CELLFOIL ™ | 2.8 dB | 4.2 dB | 6.9 dB | 9.0 dB | – | – |
RG142B/U | 3.3 dB | 4.9 dB | 8.9 dB | 12.0 db | – | – |
RG223/U | 4.2 dB | 5.7 dB | 10.0 dB | 13.7 dB | – | – |
RG59B/U | 3.1 dB | 4.9 dB | 9.0 dB | 13.2 dB | – | – |
RG62A/U | 2.3 dB | 3.4 dB | 5.9 dB | 8.0 dB | – | – |
RG11/U | 1.8 dB | 2.5 dB | 4.8 dB | 5.6 dB | – | – |
RG213/U | 2.0 dB | 2.6 dB | 5.0 dB | 7.4 dB | – | – |
RG214/U | 1.9 dB | 2.6 dB | 5.0 dB | 7.4 dB | – | – |
10D-FB Type | 0.9 dB | 1.2 dB | 2.4 dB | 3.1 dB | – | – |
RG8 Type | 1.2 dB | 1.7 dB | 3.1 dB | 4.5 dB | 7.0 dB | 10.6 dB |
1/4″ Superflex | 1.3 dB | 2.2 dB | 4.2 dB | 5.6 dB | 9.9 dB | 15.8 dB |
3/8″ Superflex | 1.1 dB | 1.5 dB | 2.8 dB | 3.8 dB | 6.9 dB | 10.9 dB |
1/2″ Superflex | 0.8 dB | 1.3 dB | 2.4 dB | 3.4 dB | 5.9 dB | 10.2 dB |
1/4″ HELIAX ® | 1.1 dB | 1.5 dB | 2.7 dB | 3.6 dB | 5.8 dB | 11.2 dB |
3/8″ HELIAX ® | 0.9 dB | 1.3 dB | 2.3 dB | 3.3 dB | 5.7 dB | 9.5 dB |
1/2″ HELIAX ® | 0.6 dB | 0.8 dB | 1.6 dB | 2.2 dB | 3.7 dB | 5.9 dB |
7/8″ HELIAX ® | 0.3 dB | 0.5 dB | 0.9 dB | 1.3 dB | 2.3 dB | – |
7/8″ HELIAX ® | 0.3 dB | 0.4 dB | 0.8 dB | 1.1 dB | 2.0 dB | – |
7/8″ HELIAX ® | 0.3 dB | 0.4 dB | 0.9 dB | 1.2 dB | 2.1 dB | – |
13″ HELIAX ® | 0.2 dB | 0.3 dB | 0.6 dB | 0.9 dB | 1.6 dB | – |
1θ” HELIAX ® | 0.2 dB | 0.3 dB | 0.5 dB | 0.7 dB | 1.4 dB | – |
Coaxial Cable Attenuation Ratings
Nominal attenuation dB/100 feet at (Mhz)
RG/U CABLE | 1.0 | 10 | 50 | 100 | 200 | 400 | 900 | 1000 | 3000 | 5000 |
---|---|---|---|---|---|---|---|---|---|---|
6A,212 | 0.26 | 0.83 | 1.9 | 2.7 | 4.1 | 5.9 | 6.5 | 9.8 | 23.00 | 32.00 |
8 MINI,8X | – | 1.1 | 2.5 | 3.8 | 5.4 | 7.9 | 8.8 | 13.0 | 26.0 | – |
LMR-240 | 0.24 | 0.76 | 1.7 | 2.4 | 3.4 | 4.9 | 7.5 | 7.9 | 14.2 | 18.7 |
8,8A,10A,213 | 0.15 | 0.55 | 1.3 | 1.9 | 2.7 | 4.1 | 7.5 | 8.0 | 16.0 | 27.00 |
9913,9086,9096 | – | – | 0.9 | 1.4 | 1.8 | 2.6 | 4.2 | 4.5 | – | 13.00 |
4XL8IIA,FLEXI 4XL | – | – | 0.9 | 1.4 | 1.8 | 2.6 | 4.2 | 4.5 | – | 13.00 |
LMR-400 | – | – | 0.9 | 1.2 | – | 2.5 | 4.1 | 4.3 | – | – |
LMR-500 | – | – | 0.7 | 1.0 | – | 2.0 | 3.2 | 3.4 | – | – |
LMR-600 | – | – | 0.6 | 0.8 | – | 1.4 | 2.5 | 2.7 | – | – |
8214 | – | 0.60 | 1.2 | 1.7 | 2.7 | 4.2 | – | 7.8 | 14.2 | 22.0 |
9095 | – | – | 1.0 | 1.8 | 2.6 | 3.8 | 6.0 | 7.5 | – | – |
9,9A,9B,214 | 0.21 | 0.66 | 1.5 | 2.3 | 3.3 | 5.0 | 7.8 | 8.8 | 18.0 | 27.0 |
11,11A,12,12A,13,13A,216 | 0.19 | 0.66 | 1.6 | 2.3 | 3.3 | 4.8 | – | 7.8 | 16.5 | 26.5 |
14,14A,217 | 0.12 | 0.41 | 1.0 | 1.4 | 2.0 | 3.1 | – | 5.5 | 12.4 | 19.0 |
17,17A,18,18A,218,219 | 0.6 | 0.24 | 0.62 | 0.95 | 1.5 | 2.4 | – | 4.4 | 9.5 | 15.3 |
55B,223 | 0.3 | 1.2 | 3.2 | 4.8 | 7.0 | 10.0 | 14.3 | 16.5 | 30.5 | 46.0 |
58 | 0.33 | 1.2 | 3.1 | 4.6 | 6.9 | 10.5 | 14.5 | 17.5 | 37.5 | 60.0 |
58A,58C | 0.44 | 1.4 | 3.3 | 4.9 | 7.4 | 12.0 | 20.0 | 24.0 | 54.0 | 83.0 |
59,59B | 0.33 | 1.1 | 2.4 | 3.4 | 4.9 | 7.0 | 11.0 | 12.0 | 26.5 | 42.0 |
62,62A,71A,71B | 0.25 | 0.85 | 1.9 | 2.7 | 3.8 | 5.3 | 8.3 | 8.7 | 18.5 | 30.0 |
62B | 0.31 | 0.90 | 2.0 | 2.9 | 4.2 | 6.2 | – | 11.0 | 24.0 | 38.0 |
141,141A,400,142,142A | 0.30 | 0.90 | 2.1 | 3.3 | 4.7 | 6.9 | – | 13.0 | 26.0 | 40.0 |
174 | 2.3 | 3.9 | 6.6 | 8.9 | 12.0 | 17.5 | 28.2 | 30.0 | 64.0 | 99.0 |
178B,196A | 2.6 | 5.6 | 10.5 | 14.0 | 19.0 | 28.0 | – | 46.0 | 85.0 | 100 |
188A,316 | 3.1 | 6.0 | 9.6 | 11.4 | 14.2 | 16.7 | – | 31.0 | 60.0 | 82.0 |
179B | 3.0 | 5.3 | 8.5 | 10.0 | 12.5 | 16.0 | – | 24.0 | 44.0 | 64.0 |
393,235 | – | 0.6 | 1.4 | 2.1 | 3.1 | 4.5 | – | 7.5 | 14.0 | 21.0 |
402 | – | 1.2 | 2.7 | 3.9 | 5.5 | 8.0 | – | 13.0 | 26.0 | 26.0 |
405 | – | – | – | – | – | – | – | 22.0 | – | – |
LDF4-50A | 0.06 | 0.21 | 0.47 | 0.68 | 0.98 | 1.4 | 2.2 | 2.3 | 4.3 | 5.9 |
LDF5-50A | 0.03 | 0.11 | 0.25 | 0.36 | 0.53 | 0.78 | 1.2 | 1.4 | 2.5 | 3.5 |
I have an M238 RF mouse that works perfectly fine on Windows and suddenly stop…
The following are software for radios by Zastone Technology this is publicly and freely available…
This is a personal note for myself to remember the process I used to tune…
Kicad 6.0 is an schematic entry and pcb layout editor software that is popularly used…
If you liked the 3 elements yagi, this antenna build is very close to the…
This 2 elements yagi antenna is intended for the 70cm UHF band center frequency is…