Decibel-Watts Conversion Table [dBm Vs. watts cw]
P1
Pout
LOG
(dbm)
(mW)
Calc
(Watts)
(W)
-50.0
0.00001
-5.000
-7.4
0.185
-0.745
-2.7
0.535
-0.272
23.0
0.200
2.301
36.9
4.90
3.690
45.1
32.0
4.50515
-43.0
0.00005
-4.301
-7.2
0.190
-0.721
-2.0
0.635
-0.197
24.0
0.250
2.398
37.0
5.00
3.699
45.2
33.0
4.51851
-40.0
0.00010
-4.000
-7.1
0.195
-0.710
-1.3
0.735
-0.134
24.8
0.300
2.477
37.2
5.20
3.716
45.3
34.0
4.53148
-38.2
0.00015
-3.824
-7.0
-0.699
-0.8
0.835
-0.078
25.4
0.350
2.544
37.3
5.40
3.732
45.4
35.0
4.54407
-37.0
0.00020
-3.699
-6.9
0.205
-0.688
-0.3
0.935
-0.029
26.0
0.400
2.602
37.5
5.60
3.748
45.6
36.0
4.55630
-36.0
0.00025
-3.602
-6.8
0.210
-0.678
0.0
1.000
0.000
26.5
0.450
2.653
37.6
5.80
3.763
45.7
4.56820
-33.0
0.00050
-3.301
-6.7
0.215
-0.668
3.0
2.000
0.301
27.0
0.500
2.699
37.8
6.00
3.778
45.8
38.0
4.57978
-31.2
0.00075
-3.125
-6.6
0.220
-0.658
4.8
3.000
0.477
27.4
0.550
2.740
37.9
6.20
3.792
45.9
39.0
4.59106
-30.0
0.00100
-3.000
-6.5
0.225
-0.648
6.0
4.000
0.602
27.8
0.600
2.778
38.1
6.40
3.806
46.0
40.0
4.60206
-29.0
0.00125
-2.903
-6.4
0.230
-0.638
7.0
5.000
0.699
28.1
0.650
2.813
38.2
6.60
3.820
46.1
41.0
4.61278
-28.2
0.00150
-2.824
-6.3
0.235
-0.629
7.8
6.000
0.778
28.5
0.700
2.845
38.3
6.80
3.833
46.2
42.0
4.62325
-27.6
0.00175
-2.757
-6.2
0.240
-0.620
8.5
7.000
0.845
28.8
0.750
2.875
38.5
7.00
3.845
46.3
43.0
4.63347
-27.0
0.00200
-2.699
-6.1
0.245
-0.611
9.0
8.000
0.903
29.0
0.800
2.903
38.6
7.20
3.857
46.4
44.0
4.64345
-26.5
0.00225
-2.648
-6.0
-0.602
9.5
9.000
0.954
29.3
0.850
2.929
38.7
7.40
3.869
46.5
45.0
4.65321
-26.0
0.00250
-2.602
-5.9
0.255
-0.593
10.0
10.00
29.5
0.900
2.954
38.8
7.60
3.881
46.6
4.66276
-25.6
0.00275
-2.561
0.260
-0.585
10.4
11.00
1.041
29.8
0.950
2.978
38.9
7.80
3.892
46.7
47.0
4.67210
-25.2
0.00300
-2.523
-5.8
0.265
-0.577
10.8
12.00
1.079
30.0
8.00
3.903
46.8
48.0
4.68124
-24.9
0.00325
-2.488
-5.7
0.270
-0.569
11.1
13.00
1.114
30.2
1.050
3.021
39.1
8.20
3.914
46.9
49.0
4.69020
-24.6
0.00350
-2.456
-5.6
0.275
-0.561
11.5
14.00
1.146
30.4
1.100
3.041
39.2
8.40
3.924
50.0
4.69897
-24.3
0.00375
-2.426
-5.5
0.280
-0.553
11.8
15.00
1.176
30.6
1.150
3.061
39.3
8.60
3.934
47.4
55.0
4.74036
-24.0
0.00400
-2.398
0.285
-0.545
12.0
16.00
1.204
30.8
1.200
3.079
39.4
8.80
3.944
47.8
60.0
4.77815
-23.7
0.00425
-2.372
-5.4
0.290
-0.538
12.3
17.00
1.230
31.0
1.250
3.097
39.5
9.00
3.954
48.1
65.0
4.81291
-23.5
0.00450
-2.347
-5.3
0.295
-0.530
12.6
18.00
1.255
31.1
1.300
3.114
39.6
9.20
3.964
48.5
70.0
4.84510
-23.2
0.00475
-2.323
-5.2
-0.523
12.8
19.00
1.279
31.3
1.350
3.130
39.7
9.40
3.973
48.8
75.0
4.87506
-23.0
0.00500
-2.301
0.305
-0.516
13.0
20.00
1.301
31.5
1.400
3.146
39.8
9.60
3.982
80.0
4.90309
-22.8
0.00525
-2.280
-5.1
0.310
-0.509
13.2
21.00
1.322
31.6
1.450
3.161
39.9
9.80
3.991
49.3
85.0
4.92942
-22.6
0.00550
-2.260
-5.0
0.315
-0.502
13.4
22.00
1.342
31.8
1.500
3.176
49.5
90.0
4.95424
-22.4
0.00575
-2.240
-4.9
0.320
-0.495
13.6
23.00
1.362
31.9
1.550
3.190
40.2
10.50
4.021
49.8
95.0
4.97772
-22.2
0.00600
-2.222
0.325
-0.488
13.8
24.00
1.380
1.600
3.204
40.4
4.041
100.
5.00000
-22.0
0.00625
-2.204
-4.8
0.330
-0.481
14.0
25.00
1.398
32.2
1.650
3.217
40.6
11.50
4.061
51.0
125.
5.09691
-21.9
0.00650
-2.187
-4.7
0.335
-0.475
14.1
26.00
1.415
32.3
1.700
3.230
40.8
4.079
51.8
150.
5.17609
-21.7
0.00675
-2.171
0.340
-0.469
14.3
27.00
1.431
32.4
1.750
3.243
12.50
4.097
52.4
175.
5.24304
-21.5
0.00700
-2.155
-4.6
0.345
-0.462
14.5
28.00
1.447
32.6
1.800
3.255
41.1
4.114
53.0
200.
5.30103
-21.4
0.00725
-2.140
-0.456
14.6
29.00
1.462
32.7
1.850
3.267
41.3
13.50
4.130
53.5
225.
5.35218
-21.2
0.00750
-2.125
-4.5
0.355
-0.450
14.8
30.00
1.477
32.8
1.900
3.279
41.5
4.146
54.0
250.
5.39794
-21.1
0.00775
-2.111
-4.4
0.360
-0.444
14.9
31.00
1.491
32.9
1.950
3.290
41.6
14.50
4.161
54.4
275.
5.43933
-21.0
0.00800
-2.097
0.365
-0.438
15.0
31.50
1.498
3.301
41.8
4.176
54.8
300.
5.47712
-20.8
0.00825
-2.084
-4.3
0.370
-0.432
15.1
32.00
1.505
33.1
2.050
3.312
41.9
15.50
4.190
55.1
325.
5.51188
-20.7
0.00850
-2.071
0.375
-0.426
15.4
35.00
1.544
33.2
2.100
3.322
4.204
55.4
350.
5.54407
-20.6
0.00875
-2.058
-4.2
0.380
-0.420
16.0
40.00
1.602
33.3
2.150
3.332
42.2
16.50
4.217
55.7
375.
5.57403
-20.5
0.00900
-2.046
-4.1
0.385
-0.415
16.5
45.00
1.653
33.4
2.200
3.342
42.3
4.230
56.0
400.
5.60206
-20.3
0.00925
-2.034
0.390
-0.409
17.0
50.00
1.699
33.5
2.250
3.352
42.4
17.50
4.243
56.3
425.
5.62839
-20.2
0.00950
-2.022
-4.0
0.395
-0.403
17.4
55.00
1.740
33.6
2.300
3.362
42.6
4.255
56.5
450.
5.65321
-20.1
0.00975
-2.011
-0.398
17.8
60.00
1.778
33.7
2.350
3.371
42.7
18.50
4.267
56.8
475.
5.67669
-20.0
0.0100
-2.000
-3.9
0.405
-0.393
18.1
65.00
1.813
33.8
2.400
3.380
42.8
4.279
57.0
500.
5.69897
-17.0
0.0200
-1.699
0.410
-0.387
18.5
70.00
1.845
33.9
2.450
3.389
42.9
19.50
4.290
57.4
550.
5.74036
-15.2
0.0300
-1.523
-3.8
0.415
-0.382
18.8
75.00
1.875
2.500
3.398
4.301
57.8
600.
5.77815
-14.0
0.0400
-1.398
0.420
-0.377
19.0
80.00
1.903
34.1
2.600
3.415
43.1
20.50
4.312
58.1
650.
5.81291
-13.0
0.0500
-1.301
-3.7
0.425
-0.372
19.3
85.00
1.929
34.3
2.700
3.431
43.2
4.322
58.5
700.
5.84510
-12.2
0.0600
-1.222
0.430
-0.367
19.5
90.00
1.954
34.5
2.800
3.447
43.3
21.50
4.332
58.8
750.
5.87506
-11.5
0.0700
-1.155
-3.6
0.435
-0.362
19.8
95.00
1.978
34.6
2.900
3.462
43.4
4.342
59.0
800.
5.90309
-11.0
0.0800
-1.097
0.440
-0.357
20.0
100.0
34.8
3.477
43.5
22.50
4.352
59.3
850.
5.92942
-10.5
0.0900
-1.046
-3.5
0.445
-0.352
20.2
105.0
2.021
34.9
3.100
3.491
43.6
4.362
59.5
900.
5.95424
-10.0
0.1000
-1.000
-0.347
20.4
110.0
2.041
35.1
3.200
3.505
43.7
23.50
4.371
59.8
950.
5.97772
-9.8
0.1050
-0.979
-3.4
0.455
-0.342
20.6
115.0
2.061
35.2
3.300
3.519
43.8
4.380
1000.
6.00000
-9.6
0.1100
-0.959
0.460
-0.337
20.8
120.0
2.079
35.3
3.400
3.531
43.9
24.50
4.389
61.8
1500.
6.17609
-9.4
0.1150
-0.939
-3.3
0.465
-0.333
21.0
125.0
2.097
35.4
3.500
3.544
4.398
63.0
2000.
6.30103
-9.2
0.1200
-0.921
0.470
-0.328
21.1
130.0
2.114
35.6
3.600
3.556
44.1
25.50
4.407
64.0
2500.
6.39794
-9.0
0.1250
-0.903
-3.2
0.475
-0.323
21.3
135.0
2.130
35.7
3.700
3.568
4.415
64.8
3000.
6.47712
-8.9
0.1300
-0.886
0.480
-0.319
21.5
140.0
2.146
35.8
3.800
3.580
44.2
26.50
4.423
65.4
3500.
6.54407
-8.7
0.1350
-0.870
-3.1
0.485
-0.314
21.6
145.0
2.161
35.9
3.900
3.591
44.3
4.431
66.0
4000.
6.60206
-8.5
0.1400
-0.854
0.490
-0.310
21.8
150.0
2.176
3.602
44.4
27.50
4.439
66.5
4500.
6.65321
-8.4
0.1450
-0.839
0.495
-0.305
21.9
155.0
2.190
36.1
4.100
3.613
44.5
4.447
67.0
5000.
6.69897
-8.2
0.1500
-0.824
-3.0
-0.301
22.0
160.0
2.204
36.2
4.200
3.623
28.50
4.455
67.4
5500.
6.74036
-8.1
0.1550
-0.810
0.505
-0.297
22.2
165.0
2.217
36.3
4.300
3.633
44.6
4.462
67.8
6000.
6.77815
-8.0
0.1600
-0.796
-2.9
0.510
-0.292
22.3
170.0
2.230
36.4
4.400
3.643
44.7
29.50
4.470
68.1
6500.
6.81291
-7.8
0.1650
-0.783
0.515
-0.288
22.4
175.0
2.243
36.5
4.500
3.653
44.8
4.477
68.5
7000.
6.84510
-7.7
0.1700
-0.770
-2.8
0.520
-0.284
22.6
180.0
2.255
36.6
4.600
3.663
30.50
4.484
68.8
7500.
6.87506
-7.6
0.1750
-0.757
0.525
-0.280
22.7
185.0
2.267
36.7
4.700
3.672
44.9
4.491
69.0
8000.
6.90309
0.1800
0.530
-0.276
22.8
190.0
2.279
36.8
4.800
3.681
4.498
10000.
7.00000