Oersteds to Amperes per meter Converter
Quick answer: To convert oersteds to amperes per meter, multiply by 79.57747. For example, 10 Oe is 795.7747 A/m. One oersted equals 79.57747 A/m.
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Use the Oersteds to Amperes per meter Converter
Oersteds to Amperes per meter formula and what each symbol means
A/m = Oe × 79.57747
| Symbol | Meaning |
|---|---|
| Oe | Oersted |
| A/m | Ampere per meter |
Oersteds to Amperes per meter examples
1 Oe
1 Oe × 79.57747 = 79.57747 A/m.
10 Oe
10 Oe × 79.57747 = 795.7747 A/m.
100 Oe
100 Oe × 79.57747 = 7,957.747 A/m.
Oersteds compared with Amperes per meter
One Oe is 79.58 times as large as one A/m, so your number gets bigger when you convert oersteds to amperes per meter and smaller when you convert back. If the answer is not larger than what you typed, you divided instead of multiplying.
About oersteds and amperes per meter
Oersted (Oe): The oersted, about 79.577 A/m. Ampere per meter (A/m): The SI unit of magnetic field strength.
How to calculate Oersteds to Amperes per meter step by step
- Enter the value in Oe (the starting unit).
- Multiply by 79.57747, because 1 Oe = 79.57747 A/m.
- The product is the value in A/m. To go back, divide by 79.57747 or multiply by 0.01256637.
Popular magnetic field strength conversions
How to read your Oersteds to Amperes per meter result
Quick estimate: multiply by about 80 to get amperes per meter from oersteds; this is within 0.6% of the exact factor. Magnetic field strength (H) is expressed in amperes per metre in SI units.
| OERSTEDS | AMPERES PER METER |
|---|---|
| 1 | 79.57747 |
| 2 | 159.1549 |
| 5 | 397.8874 |
| 10 | 795.7747 |
| 20 | 1,591.549 |
| 50 | 3,978.874 |
| 100 | 7,957.747 |
| 1,000 | 79,577.47 |
Amperes per meter to Oersteds: quick table
| AMPERES PER METER | OERSTEDS |
|---|---|
| 1 | 0.01256637 |
| 5 | 0.06283185 |
| 10 | 0.1256637 |
| 25 | 0.3141593 |
| 50 | 0.6283185 |
| 100 | 1.256637 |
| 250 | 3.141593 |
| 500 | 6.283185 |
Common mistakes when calculating Oersteds to Amperes per meter
- Confusing the oersted (field strength H) with the gauss (flux density B).
- Dividing when you should multiply: from Oe to A/m multiply by 79.57747; from A/m to Oe divide by 79.57747.
Oersteds to Amperes per meter FAQ
How many A/m are in 1 Oe?
1 Oe equals 79.57747 A/m.
How many Oe are in 1 A/m?
1 A/m equals 0.01256637 Oe.
Is 1 Oe = 79.57747 A/m an exact conversion?
The factor is shown rounded to 7 significant figures (79.57747). The calculator above uses more digits.
What is an ampere per meter (A/m)?
The SI unit of magnetic field strength.
How can I estimate oersteds to amperes per meter in my head?
Quick estimate: multiply by about 80 to get amperes per meter from oersteds; this is within 0.6% of the exact factor.
What is 30 Oe in amperes per meter?
30 Oe = 2,387.324 A/m (since 30 × 79.57747).
What is 150 Oe in amperes per meter?
150 Oe = 11,936.62 A/m (since 150 × 79.57747).
What is 0.5 Oe in amperes per meter?
0.5 Oe = 39.78874 A/m (since 0.5 × 79.57747).
How many decimals should I keep when converting Oe to A/m?
Match the precision of your original measurement. For example, 795.7747 A/m rounds to 796 A/m at 3 significant figures; keep more digits only for engineering or scientific work.
More in Magnetic Field Strength converters
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Method, review and disclaimer
Edited by: Hemant Kumar and Anjita Rai, founders of ToolsVault (SEO and content professional, not a licensed adviser). Method: this tool runs in your browser using the formula shown on this page; the numbers you enter are not sent to our servers. Sources: NIST SP 811, Appendix B.8: conversion factors, BIPM: the International System of Units (SI)