Convert DC to AC: 2 Simple Ways & Other Ideas

In summary, both ways to convert AC to DC involve using a Wheatstone bridge or increasing the number of loops in a magnetic field.
  • #1
lonely_nucleus
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I know 2 simple ways to convert AC into DC: Wheatestone bridge with diode is one

the other is increasing the number of loops in magnetic field in DC power generation.

Is there a simple way to convert DC into AC? I suppose a motor could spin a loop of wire without a commutator in a magnetic field so that the loop of wire outputs AC but are there any more simple ways?

Another idea is a piezoelectric crystal with conductor on it vibrating in a magnetic field when dc current is applied to it?

I appreciate any responses
 
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  • #2
lonely_nucleus said:
Is there a simple way to convert DC into AC?
What kind of AC? A simple square wave is easy, an approximation to a sine wave is more difficult.
 
  • #3
Svein said:
What kind of AC? A simple square wave is easy, an approximation to a sine wave is more difficult.
Can you tell me how both are formed?
 
  • #6
Back in the days before solid state electronics we used vibrator power supplies to convert 12V DC to AC to operate mobile radios. There is also an apparatus called a dynamotor which is a combination of a DC motor and an AC generator these were used a lot by the military and during the 50s and 60s could be found in surplus stores. My Dad had a very small one that ran on 12V DC and would put out 110V AC that he used to run an electric shaver when we went camping. Now days there are many inverters on the market. I use a Magnum that puts out a pure sine wave at 24V DC in and 120/240V AC out rated at 4000 watts continuous as part of my solar power system.
 
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  • #7
Sun E Man said:
Back in the days before solid state electronics we used vibrator power supplies to convert 12V DC to AC to operate mobile radios. There is also an apparatus called a dynamotor which is a combination of a DC motor and an AC generator these were used a lot by the military and during the 50s and 60s could be found in surplus stores. My Dad had a very small one that ran on 12V DC and would put out 110V AC that he used to run an electric shaver when we went camping. Now days there are many inverters on the market. I use a Magnum that puts out a pure sine wave at 24V DC in and 120/240V AC out rated at 4000 watts continuous as part of my solar power system.
awesome, thanks for the cool information.
 

1. What is the difference between DC and AC?

DC, or direct current, is an electrical current that flows in one direction. AC, or alternating current, is an electrical current that changes direction periodically.

2. Why would I need to convert DC to AC?

Many electrical devices and appliances, such as household electronics, use AC power. If you have a DC power source, you will need to convert it to AC in order to power these devices.

3. What are the two simple ways to convert DC to AC?

The two simple ways to convert DC to AC are using an inverter or a rectifier. An inverter converts DC to AC by switching the polarity of the current, while a rectifier converts AC to DC by removing the negative portion of the current.

4. Are there any other methods for converting DC to AC?

Yes, there are other methods for converting DC to AC, such as using a motor-generator set or a solid-state converter. These methods may be more complex and require more specialized equipment.

5. Is it possible to convert AC to DC using the same methods?

Yes, it is possible to convert AC to DC using the same methods mentioned above. For example, an inverter can also be used to convert AC to DC by switching the polarity of the current in the opposite direction.

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