Megahertz (MHz) is a common unit of frequency that represents one million cycles per second and is particularly known for its vital role in telecommunications and computing. The term hertz pays homage to Heinrich Hertz, the first person to conclusively prove the existence of electromagnetic waves. In radio broadcasting, the station dial numbers you tune into represent megahertz, which indicate the carrier frequency of the radio station. For example, a frequency of 101.1 MHz means the wave completes 101.1 million cycles every second!
In computing, the speed of the early personal computers was often measured in megahertz. Though we’ve progressed to gigahertz in modern-day processors, the megahertz era marked some groundbreaking advancements in technology. The original IBM PC, introduced in 1981, had a processor speed of just 4.77 MHz. Today, such performance pales in comparison, revealing the incredible strides in processing power over the decades.
Radian per second is a unit of angular velocity, commonly used in physics and engineering to describe rotational motion. One fascinating aspect of this unit is its connection to everyday observations, such as how the Earth rotates. The Earth spins at an angular velocity of about 7.29 x 10^-5 rad/s, a measurement that reflects both time and spatial dimensions harmoniously. Unlike degrees per second, which may vary with context, radians per second universally link angle to time via the constant π, making it a fundamental choice in scientific calculations.
Additionally, radian per second is pivotal in the world of oscillations and wave motion. For example, the frequency of a simple harmonic oscillator, like a swinging pendulum, can be directly analyzed using radians per second, shedding light on the intrinsic natural frequency of systems. These conversions are crucial in designing everything from clock mechanisms to advanced aerospace technology, demonstrating the profound impact this unit has across various fields.
| Megahertz | Radians per second |
|---|---|
0
MHz
|
0
rad/s
|
1
MHz
|
6283185.30718
rad/s
|
2
MHz
|
1.25664e+7
rad/s
|
3
MHz
|
1.88496e+7
rad/s
|
4
MHz
|
2.51327e+7
rad/s
|
5
MHz
|
3.14159e+7
rad/s
|
6
MHz
|
3.76991e+7
rad/s
|
7
MHz
|
4.39823e+7
rad/s
|
8
MHz
|
5.02655e+7
rad/s
|
9
MHz
|
5.65487e+7
rad/s
|
10
MHz
|
6.28319e+7
rad/s
|
11
MHz
|
6.9115e+7
rad/s
|
12
MHz
|
7.53982e+7
rad/s
|
13
MHz
|
8.16814e+7
rad/s
|
14
MHz
|
8.79646e+7
rad/s
|
15
MHz
|
9.42478e+7
rad/s
|
16
MHz
|
1.00531e+8
rad/s
|
17
MHz
|
1.06814e+8
rad/s
|
18
MHz
|
1.13097e+8
rad/s
|
19
MHz
|
1.19381e+8
rad/s
|
20
MHz
|
1.25664e+8
rad/s
|
21
MHz
|
1.31947e+8
rad/s
|
22
MHz
|
1.3823e+8
rad/s
|
23
MHz
|
1.44513e+8
rad/s
|
24
MHz
|
1.50796e+8
rad/s
|
25
MHz
|
1.5708e+8
rad/s
|
26
MHz
|
1.63363e+8
rad/s
|
27
MHz
|
1.69646e+8
rad/s
|
28
MHz
|
1.75929e+8
rad/s
|
29
MHz
|
1.82212e+8
rad/s
|
30
MHz
|
1.88496e+8
rad/s
|
31
MHz
|
1.94779e+8
rad/s
|
32
MHz
|
2.01062e+8
rad/s
|
33
MHz
|
2.07345e+8
rad/s
|
34
MHz
|
2.13628e+8
rad/s
|
35
MHz
|
2.19911e+8
rad/s
|
36
MHz
|
2.26195e+8
rad/s
|
37
MHz
|
2.32478e+8
rad/s
|
38
MHz
|
2.38761e+8
rad/s
|
39
MHz
|
2.45044e+8
rad/s
|
40
MHz
|
2.51327e+8
rad/s
|
41
MHz
|
2.57611e+8
rad/s
|
42
MHz
|
2.63894e+8
rad/s
|
43
MHz
|
2.70177e+8
rad/s
|
44
MHz
|
2.7646e+8
rad/s
|
45
MHz
|
2.82743e+8
rad/s
|
46
MHz
|
2.89027e+8
rad/s
|
47
MHz
|
2.9531e+8
rad/s
|
48
MHz
|
3.01593e+8
rad/s
|
49
MHz
|
3.07876e+8
rad/s
|
50
MHz
|
3.14159e+8
rad/s
|
51
MHz
|
3.20442e+8
rad/s
|
52
MHz
|
3.26726e+8
rad/s
|
53
MHz
|
3.33009e+8
rad/s
|
54
MHz
|
3.39292e+8
rad/s
|
55
MHz
|
3.45575e+8
rad/s
|
56
MHz
|
3.51858e+8
rad/s
|
57
MHz
|
3.58142e+8
rad/s
|
58
MHz
|
3.64425e+8
rad/s
|
59
MHz
|
3.70708e+8
rad/s
|
60
MHz
|
3.76991e+8
rad/s
|
61
MHz
|
3.83274e+8
rad/s
|
62
MHz
|
3.89557e+8
rad/s
|
63
MHz
|
3.95841e+8
rad/s
|
64
MHz
|
4.02124e+8
rad/s
|
65
MHz
|
4.08407e+8
rad/s
|
66
MHz
|
4.1469e+8
rad/s
|
67
MHz
|
4.20973e+8
rad/s
|
68
MHz
|
4.27257e+8
rad/s
|
69
MHz
|
4.3354e+8
rad/s
|
70
MHz
|
4.39823e+8
rad/s
|
71
MHz
|
4.46106e+8
rad/s
|
72
MHz
|
4.52389e+8
rad/s
|
73
MHz
|
4.58673e+8
rad/s
|
74
MHz
|
4.64956e+8
rad/s
|
75
MHz
|
4.71239e+8
rad/s
|
76
MHz
|
4.77522e+8
rad/s
|
77
MHz
|
4.83805e+8
rad/s
|
78
MHz
|
4.90088e+8
rad/s
|
79
MHz
|
4.96372e+8
rad/s
|
80
MHz
|
5.02655e+8
rad/s
|
81
MHz
|
5.08938e+8
rad/s
|
82
MHz
|
5.15221e+8
rad/s
|
83
MHz
|
5.21504e+8
rad/s
|
84
MHz
|
5.27788e+8
rad/s
|
85
MHz
|
5.34071e+8
rad/s
|
86
MHz
|
5.40354e+8
rad/s
|
87
MHz
|
5.46637e+8
rad/s
|
88
MHz
|
5.5292e+8
rad/s
|
89
MHz
|
5.59203e+8
rad/s
|
90
MHz
|
5.65487e+8
rad/s
|
91
MHz
|
5.7177e+8
rad/s
|
92
MHz
|
5.78053e+8
rad/s
|
93
MHz
|
5.84336e+8
rad/s
|
94
MHz
|
5.90619e+8
rad/s
|
95
MHz
|
5.96903e+8
rad/s
|
96
MHz
|
6.03186e+8
rad/s
|
97
MHz
|
6.09469e+8
rad/s
|
98
MHz
|
6.15752e+8
rad/s
|
99
MHz
|
6.22035e+8
rad/s
|
100
MHz
|
6.28319e+8
rad/s
|
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