测量单位换算表

                                                                                        测量单位换算表



公式：

其中：0dBμV=1μV

dBμV	μVolt	dBμV	μVolt	dBμV	mVolt	dBμV	mVolt	dBμV	Volt
0	1.00	40	100	60	1.00	100	100	120	1.00
1	1.12	41	112	61	1.12	101	112	121	1.12
2	1.26	42	126	62	1.26	102	126	122	1.26
3	1.41	43	141	63	1.41	103	141	123	1.41
4	1.58	44	158	64	1.58	104	158	124	1.58
5	1.78	45	178	65	1.78	105	178	125	1.78
6	2.00	46	200	66	2.00	106	200	126	2.00
7	2.24	47	224	67	2.24	107	224	127	2.24
8	2.51	48	251	68	2.51	108	251	128	2.51
9	2.82	49	282	69	2.82	109	282	129	2.82
10	3.16	50	316	70	3.16	110	316
11	3.55	51	355	71	3.55	111	355
12	3.98	52	398	72	3.98	112	398
13	4.47	53	447	73	4.47	113	447
14	5.01	54	501	74	5.01	114	501
15	5.62	55	562	75	5.62	115	562
16	6.31	56	631	76	6.31	116	631
17	7.08	57	708	77	7.08	117	708
18	7.94	58	794	78	7.94	118	794
19	8.91	59	891	79	8.91	119	891
20	10.0			80	10.0
21	11.2			81	11.2
22	12.6			82	12.6
23	14.1			83	14.1
24	15.8			84	15.8
25	17.8			85	17.8
26	20.0			86	20.0
27	22.4			87	22.4
28	25.1			88	25.1
29	28.2			89	28.2
30	31.6			90	31.6
31	35.5			91	35.5
32	39.8			92	39.8
33	44.7			93	44.7
34	50.1			94	50.1
35	56.2			95	56.2
36	63.1			96	63.1
37	70.8			97	70.8
38	79.4			98	79.4
39	89.1			99	89.1
40	100

dBm-V换算表

公式：

条件：阻抗（R）=50Ω  其中：0dBm=0.2236V=2236μV

dBm	Volt	dBm	Volt	dBm	Volt	dBm	Volt	dBm	Volt
+20.0	2.236	+16.0	1.411	+12.0	0.890	+8.0	0.562	+4.0	0.354
+19.9	2.210	+15.9	1.395	+11.9	0.880	+7.9	0.555	+3.9	0.350
+19.8	2.185	+15.8	1.379	+11.8	0.870	+7.8	0.549	+3.8	0.346
+19.7	2.160	+15.7	1.363	+11.7	0.860	+7.7	0.543	+3.7	0.342
+19.6	2.135	+15.6	1.347	+11.6	0.850	+7.6	0.536	+3.6	0.338
+19.5	2.111	+15.5	1.332	+11.5	0.840	+7.5	0.530	+3.5	0.335
+19.4	2.087	+15.4	1.317	+11.4	0.831	+7.4	0.524	+3.4	0.331
+19.3	2.063	+15.3	1.302	+11.3	0.821	+7.3	0.518	+3.3	0.327
+19.2	2.039	+15.2	1.287	+11.2	0.812	+7.2	0.512	+3.2	0.323
+19.1	2.016	+15.1	1.272	+11.1	0.803	+7.1	0.506	+3.1	0.320
+19.0	1.993	+15.0	1.257	+11.0	0.793	+7.0	0.501	+3.0	0.316
+18.9	1.970	+14.9	1.243	+10.9	0.784	+6.9	0.495	+2.9	0.312
+18.8	1.948	+14.8	1.229	+10.8	0.775	+6.8	0.489	+2.8	0.309
+18.7	1.925	+14.7	1.215	+10.7	0.766	+6.7	0.484	+2.7	0.305
+18.6	1.903	+14.6	1.201	+10.6	0.758	+6.6	0.478	+2.6	0.302
+18.5	1.881	+14.5	1.187	+10.5	0.749	+6.5	0.473	+2.5	0.298
+18.4	1.860	+14.4	1.174	+10.4	0.740	+6.4	0.467	+2.4	0.295
+18.3	1.839	+14.3	1.160	+10.3	0.732	+6.3	0.462	+2.3	0.291
+18.2	1.818	+14.2	1.147	+10.2	0.724	+6.2	0.457	+2.2	0.288
+18.1	1.797	+14.1	1.134	+10.1	0.715	+6.1	0.451	+2.1	0.285
+18.0	1.776	+14.0	1.121	+10.0	0.707	+6.0	0.446	+2.0	0.282
+17.9	1.756	+13.9	1.108	+9.9	0.699	+5.9	0.441	+1.9	0.278
+17.8	1.736	+13.8	1.095	+9.8	0.691	+5.8	0.436	+1.8	0.275
+17.7	1.716	+13.7	1.083	+9.7	0.683	+5.7	0.431	+1.7	0.272
+17.6	1.696	+13.6	1.070	+9.6	0.675	+5.6	0.426	+1.6	0.269
+17.5	1.677	+13.5	1.058	+9.5	0.668	+5.5	0.421	+1.5	0.266
+17.4	1.658	+13.4	1.046	+9.4	0.660	+5.4	0.416	+1.4	0.263
+17.3	1.639	+13.3	1.034	+9.3	0.652	+5.3	0.412	+1.3	0.260
+17.2	1.620	+13.2	1.022	+9.2	0.645	+5.2	0.407	+1.2	0.257
+17.1	1.601	+13.1	1.010	+9.1	0.638	+5.1	0.402	+1.1	0.254
+17.0	1.583	+13.0	0.999	+9.0	0.630	+5.0	0.398	+1.0	0.251
+16.9	1.565	+12.9	0.987	+8.9	0.623	+4.9	0.393	+0.9	0.248
+16.8	1.547	+12.8	0.976	+8.8	0.616	+4.8	0.389	+0.8	0.245
+16.7	1.529	+12.7	0.965	+8.7	0.609	+4.7	0.384	+0.7	0.242
+16.6	1.512	+12.6	0.954	+8.6	0.602	+4.6	0.380	+0.6	0.240
+16.5	1.494	+12.5	0.943	+8.5	0.595	+4.5	0.375	+0.5	0.237
+16.4	1.477	+12.4	0.932	+8.4	0.588	+4.4	0.371	+0.4	0.234
+16.3	1.460	+12.3	0.921	+8.3	0.581	+4.3	0.367	+0.3	0.231
+16.2	1.444	+12.2	0.911	+8.2	0.575	+4.2	0.363	+0.2	0.229
+16.1	1.427	+12.1	0.901	+8.1	0.568	+4.1	0.358	+0.1	0.226

驻波系数、dBm、dBμV、dBmW、V换算表

阻抗匹配关系换算表：

反射系数：

驻波系数：

其中：Z0=Z时，ρ=0、VSWR=1、即完全匹配

ㄧρㄧ	VSWR	ㄧρㄧ	VSWR	ㄧρㄧ	VSWR	ㄧρㄧ	VSWR
0.00	1.00	0.25	1.67	0.50	3.00	0.75	7.00
0.01	1.02	0.26	1.70	0.51	3.08	0.76	7.33
0.02	1.04	0.27	1.74	0.52	.317	0.77	7.70
0.03	1.06	0.28	1.78	0.53	3.26	0.78	8.09
0.04	1.08	0.29	1.82	0.54	3.35	0.79	8.52
0.05	1.11	0.30	1.86	0.55	3.44	0.80	9.00
0.06	1.13	0.31	1.90	0.56	3.55	0.81	9.53
0.07	1.15	0.32	1.94	0.57	3.65	0.82	10.11
0.08	1.17	0.33	1.99	0.58	3.76	0.83	10.76
0.09	1.20	0.34	2.03	0.59	3.88	0.84	11.50
0.10	1.22	0.35	2.08	0.60	4.00	0.85	12.33
0.11	1.25	0.36	2.13	0.61	4.13	0.86	13.29
0.12	1.27	0.37	2.17	0.62	4.26	0.87	14.38
0.13	1.30	0.38	2.23	0.63	4.41	0.88	15.67
0.14	1.33	0.39	2.28	0.64	4.56	0.89	17.18
0.15	1.35	0.40	2.33	0.65	4.71	0.90	19.00
0.16	1.38	0.41	2.39	0.66	4.88	0.91	21.22
0.17	1.41	0.42	2.45	0.67	5.06	0.92	24.00
0.18	1.44	0.43	2.51	0.68	5.25	0.93	27.57
0.19	1.47	0.44	2.57	0.69	5.45	0.94	32.33
0.20	1.50	0.45	2.64	0.70	5.67	0.95	39.00
0.21	1.53	0.46	2.70	0.71	5.90	0.96	49.00
0.22	1.56	0.47	2.77	0.72	6.14	0.97	65.67
0.23	1.60	0.48	2.85	0.73	6.41	0.98	99
0.24	1.63	0.49	2.92	0.74	6.69