Coaxial Cable Attenuation Ratings
Nominal attenuation db/100 feet at (MHz)

RG/U CABLE 1.0 MHz 10 MHz 50 MHz 100 MHz 200 MHz 400 MHz 900 MHz 1000 MHz 3000 MHz 5000 MHz
6A,212 .26 .83 1.9 2.7 4.1 5.9 6.5 9.8 23.0 32.0
8 MINI,8X
1.1 2.5 3.8 5.4 7.9 8.8 13.0 26.0

LMR -240 .24 .76 1.7 2.4 3.4 4.9 7.5 7.9 14.2 18.7
8,8A,10A,213 .15 .55 1.3 1.9 2.7 4.1 7.5 8.0 16.0 27.0
9913,9086,9096

0.9 1.4 1.8 2.6 4.2 4.5
13.0
4XL8IIA,FLEXI 4XL

0.9 1.4 1.8 2.6 4.2 4.5
13.0
LMR-400

.9 1.2
2.5 4.1 4.3

LMR-500

.7 1.0
2.0 3.2 3.4

LMR-600

.6 .8
1.4 2.5 2.7

8214
.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 .21 .66 1.5 2.3 3.3 5.0 7.8 8.8 18.0 27.0
11,11A,12,12A,13,13A,216 .19 .66 1.6 2.3 3.3 4.8
7.8 16.5 26.5
RG/U CABLE 1.0 MHz 10 MHz 50 MHz 100 MHz 200 MHz 400 MHz 900 MHz 1000 MHz 3000 MHz 5000 MHz
14,14A,217 .12 .41 1.0 1.4 2.0 3.1
5.5 12.4 19.0
17,17A,18,18A,218,219 .06 .24 .62 .95 1.5 2.4
4.4 9.5 15.3
55B,223 .30 1.2 3.2 4.8 7.0 10.0 14.3 16.5 30.5 46.0
58 .33 1.2 3.1 4.6 6.9 10.5 14.5 17.5 37.5 60.0
58A,58C .44 1.4 3.3 4.9 7.4 12.0 20.0 24.0 54.0 83.0
59,59B .33 1.1 2.4 3.4 4.9 7.0 11.0 12.0 26.5 42.0
62,62A,71A,71B .25 .85 1.9 2.7 3.8 5.3 8.3 8.7 18.5 30.0
62B .31 .90 2.0 2.9 4.2 6.2
11.0 24.0 38.0
141,141A,400,142,142A .30 .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
.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 .06 .21 .47 .68 .98 1.4 2.2 2.3 4.3 5.9
LDF5-50A .03 .11 .25 .36 .53 .78 1.2 1.4 2.5 3.5
RG/U CABLE 1.0 MHz 10 MHz 50 MHz 100 MHz 200 MHz 400 MHz 900 MHz 1000 MHz 3000 MHz 5000 MHz

RG/U CABLE	1.0 MHz	10 MHz	50 MHz	100 MHz	200 MHz	400 MHz	900 MHz	1000 MHz	3000 MHz	5000 MHz
6A,212	.26	.83	1.9	2.7	4.1	5.9	6.5	9.8	23.0	32.0
8 MINI,8X		1.1	2.5	3.8	5.4	7.9	8.8	13.0	26.0
LMR -240	.24	.76	1.7	2.4	3.4	4.9	7.5	7.9	14.2	18.7
8,8A,10A,213	.15	.55	1.3	1.9	2.7	4.1	7.5	8.0	16.0	27.0
9913,9086,9096			0.9	1.4	1.8	2.6	4.2	4.5		13.0
4XL8IIA,FLEXI 4XL			0.9	1.4	1.8	2.6	4.2	4.5		13.0
LMR-400			.9	1.2		2.5	4.1	4.3
LMR-500			.7	1.0		2.0	3.2	3.4
LMR-600			.6	.8		1.4	2.5	2.7
8214		.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	.21	.66	1.5	2.3	3.3	5.0	7.8	8.8	18.0	27.0
11,11A,12,12A,13,13A,216	.19	.66	1.6	2.3	3.3	4.8		7.8	16.5	26.5
RG/U CABLE	1.0 MHz	10 MHz	50 MHz	100 MHz	200 MHz	400 MHz	900 MHz	1000 MHz	3000 MHz	5000 MHz
14,14A,217	.12	.41	1.0	1.4	2.0	3.1		5.5	12.4	19.0
17,17A,18,18A,218,219	.06	.24	.62	.95	1.5	2.4		4.4	9.5	15.3
55B,223	.30	1.2	3.2	4.8	7.0	10.0	14.3	16.5	30.5	46.0
58	.33	1.2	3.1	4.6	6.9	10.5	14.5	17.5	37.5	60.0
58A,58C	.44	1.4	3.3	4.9	7.4	12.0	20.0	24.0	54.0	83.0
59,59B	.33	1.1	2.4	3.4	4.9	7.0	11.0	12.0	26.5	42.0
62,62A,71A,71B	.25	.85	1.9	2.7	3.8	5.3	8.3	8.7	18.5	30.0
62B	.31	.90	2.0	2.9	4.2	6.2		11.0	24.0	38.0
141,141A,400,142,142A	.30	.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		.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	.06	.21	.47	.68	.98	1.4	2.2	2.3	4.3	5.9
LDF5-50A	.03	.11	.25	.36	.53	.78	1.2	1.4	2.5	3.5
RG/U CABLE	1.0 MHz	10 MHz	50 MHz	100 MHz	200 MHz	400 MHz	900 MHz	1000 MHz	3000 MHz	5000 MHz

LMR Coaxial Cable Attenuation Ratings
Nominal attenuation db/100 feet at (MHz)

LMR CABLE	30 MHz	50 MHz	150 MHz	220 MHz	450 MHz	900 MHz	1500 MHz	1800 MHz	2000 MHz	2500 MHz
100A	3.9	5.1	8.9	10.9	15.8	22.8	30.1	33.2	35.2	39.8
195/HPF195	2.0	2.6	4.4	5.4	7.8	11.1	14.5	16.0	16.9	19.0
200	1.8	2.3	4.0	4.8	7.0	9.9	12.9	14.2	15.0	16.9
240/HPF240	1.3	1.7	3.0	3.7	5.3	7.6	9.9	10.9	11.5	12.9
300	1.1	1.4	2.4	2.9	4.2	6.1	7.9	8.7	9.2	10.4
400/3810	0.7	0.9	1.5	1.9	2.7	3.9	5.1	5.7	6.0	6.8
400UF	0.8	1.1	1.7	2.2	3.1	4.5	5.9	6.6	6.9	7.8
500	0.54	.70	1.2	1.5	2.2	3.1	4.1	4.6	4.8	5.5
600	0.42	.55	1.0	1.2	1.7	2.5	3.3	3.7	3.9	4.4
600UF	0.48	.63	1.15	1.4	2.0	2.9	3.8	4.3	4.5	5.1
900	0.29	0.37	0.66	0.80	1.17	1.70	2.24	2.48	2.63	2.98
1200	0.21	0.27	0.48	0.59	0.86	1.3	1.7	1.9	2.0	2.3
1700	0.15	0.19	0.35	0.43	0.63	0.94	1.3	1.4	1.5	1.7

Info gleaned from The R. F. Connection - Coaxial Cable If you are looking to buy some coax, please visit their site.

LMR Coaxial Cable Attenuation Ratings Nominal attenuation db/100 feet at (MHz)

LMR Coaxial Cable Attenuation Ratings
Nominal attenuation db/100 feet at (MHz)