I converted my microwave into a LASER oven!

styropyro
24 Sept 202119:40
EducationalLearning
32 Likes 10 Comments

TLDRIn this entertaining and educational video, the presenter explores the unconventional uses of microwave ovens beyond heating food, delving into their potential for scientific experiments and high voltage projects. The video takes a creative turn as the host upgrades a microwave oven to harness its full power, resulting in a laser-equipped oven that adds a smoky flavor to cooked food. The presenter's enthusiasm for science and technology shines through, offering a unique perspective on household appliances and their untapped potential.

Takeaways
  • 🍳 Microwave ovens are not only for heating food but also for scientific experiments and projects.
  • πŸ”¬ The speaker's first experience with electromagnetism was with a microwave oven, highlighting its educational value.
  • πŸ§ͺ Microwaves have been used in chemical synthesis in academic labs, showing their versatility beyond household cooking.
  • πŸ’‘ The power settings on microwave ovens do not work as expected; using 50% power actually runs the oven at full power in cycles.
  • πŸ”§ The speaker modified a microwave to run at full power continuously, bypassing safety mechanisms for scientific experiments.
  • πŸ₯„ The efficiency of heating water in a microwave remains around 40%, even when the power is increased.
  • 🍌 The speaker attempted to cook a banana at high power, resulting in an arc and the destruction of the magnetron.
  • πŸ₯– The concept of a laser oven was introduced as an upgrade to the traditional microwave oven for cooking food.
  • πŸ”₯ Lasers can cook food, imparting a unique smoky flavor, but require careful handling and safety measures due to their high power.
  • πŸ₯© The laser oven was successful in cooking various foods, including steak and s'mores, with a distinct charred flavor.
  • πŸ“ˆ The experiment demonstrated the potential for using lasers in cooking, despite the current limitations and safety concerns.
Q & A
  • What is the primary use of a microwave oven for most people?

    -For most people, microwave ovens are primarily used to heat up food quickly.

  • How does the speaker use microwave ovens beyond their conventional purpose?

    -The speaker uses microwave ovens for various projects involving electromagnetism, high voltage, and even creating a simple laser show with its components.

  • What is the speaker's main issue with the power settings on traditional microwave ovens?

    -The speaker's main issue is that even at 100% power setting, the microwave oven's bulbs only operate at full power half of the time, leading to inefficiency and not delivering the expected performance.

  • What modification does the speaker make to the microwave oven to achieve full power operation?

    -The speaker adds another transformer, diodes, and capacitors to create a full wave doubler circuit, allowing the oven to operate on the full AC cycle.

  • What is the result of the speaker's modification on the microwave oven's performance?

    -The modified microwave oven heats water in one minute by 63 degrees Celsius, showing an increased efficiency and power compared to the original microwave.

  • Why does the speaker consider using lasers to cook food?

    -The speaker considers using lasers to cook food because of the limitations of traditional microwave ovens and the desire to experiment with new cooking technologies.

  • What are the main components of the speaker's laser oven?

    -The laser oven consists of an array of integrated laser diode arrays, a power supply, drivers, and a water cooling loop to manage the heat generated by the high power laser system.

  • What is the danger rating of the laser oven the speaker built?

    -The laser oven exceeds the highest danger rating for laser products, which is Class IV, by over a thousand times due to its 700-watt output power.

  • What are some of the unique flavors experienced when cooking with the laser oven?

    -Cooking with the laser oven imparts a smoky flavor and carbon foam taste to the food, which is not achievable with traditional microwave cooking.

  • What are the pros and cons of the laser oven as mentioned by the speaker?

    -Pros include the novelty and coolness of cooking with lasers and the unique smoky flavor it adds to food. Cons include the tendency to char food and the potential for uneven cooking due to the concentrated nature of the laser beam.

  • What is the speaker's conclusion about the feasibility of a laser oven for cooking?

    -The speaker concludes that while the laser oven is a fascinating experiment and produces unique flavors, there is room for improvement in terms of even cooking and reducing the charring effect.

Outlines
00:00
🍳 Microwave Ovens: More Than Just Cooking

This paragraph introduces the microwave oven as a versatile household appliance that goes beyond heating food. The speaker shares personal experiences with using microwave components for various projects, such as high voltage experiments and tesla coils. The video aims to explore and upgrade the microwave oven itself, emphasizing the educational nature of the content with a warning against attempting these experiments at home. The speaker also discusses the microwave's capabilities in chemistry and scientific applications, and criticizes the power settings of conventional microwave ovens, proposing an upgrade to achieve full power utilization.

05:03
πŸ”§ Upgrading the Microwave: Full Power Mode

The speaker describes the process of modifying a microwave to achieve full power output continuously, as opposed to the default intermittent power cycle. This involves bypassing safety mechanisms and adding a second transformer to create a full wave doubler circuit. The speaker uses a variac to control the power supply and demonstrates the effectiveness of the upgraded microwave by heating water and an apple more quickly than a regular microwave. However, an attempt to cook a banana at higher power results in an arcing incident and the destruction of the magnetron, leading the speaker to consider alternative technologies for cooking.

10:09
πŸ₯³ Introducing the Laser Oven: A High-Tech Cooking Experience

The speaker transitions from microwave to laser technology, constructing a laser oven using integrated laser diode arrays. Despite the challenges of handling powerful and dangerous laser modules, the speaker successfully assembles a laser oven that draws two kilowatts of power and outputs 700 watts of laser light. The laser oven is demonstrated to cook various foods, including toast, popcorn, s'mores, and even a steak, imparting a unique smoky flavor and charred texture. The speaker also reflects on the potential for future improvements in laser cooking technology and the possibility of creating a more uniform cooking experience.

15:15
🌟 Laser Oven Pros and Cons: A Culinary Experiment

In the final paragraph, the speaker reflects on the experience of cooking with the laser oven, highlighting its pros and cons. The novelty and cool factor of cooking with lasers are emphasized, as well as the distinct smoky flavor it imparts to food. However, the speaker acknowledges the challenges of achieving uniform cooking and the tendency of the laser to char food. The speaker concludes by expressing satisfaction with the experiment and openness to further exploration in this area. Additionally, the speaker promotes a new shorts channel for sharing bite-sized science demos, inviting viewers to check it out.

Mindmap
Keywords
πŸ’‘Microwave Oven
A microwave oven is a kitchen appliance that heats food and beverages by subjecting them to electromagnetic radiation in the microwave frequency range. It's the central focus of the video, where the speaker discusses its various uses beyond just heating food, such as its applications in electromagnetism experiments and chemistry. The video also explores the internal components of the microwave oven, like the magnetron and the transformer, which are used for high voltage projects.
πŸ’‘Electromagnetism
Electromagnetism is a branch of physics that deals with the interaction between electrical and magnetic fields. In the context of the video, the speaker's early experiments with electromagnetism were inspired by the components found within a microwave oven. The transformer and capacitor from the microwave are highlighted as being useful for high voltage projects, such as building a Tesla coil.
πŸ’‘Chemistry
Chemistry is the scientific study of the composition, structure, properties, and reactions of matter. In the video, the speaker mentions that microwave ovens have been used in chemical synthesis in academic labs for years. This implies that microwaves can initiate or accelerate chemical reactions, which is a practical application of the appliance beyond domestic cooking.
πŸ’‘Magnetron
A magnetron is a type of vacuum tube that generates microwaves using the interaction of a stream of electrons with a magnetic field. It is the key component in a microwave oven responsible for producing the microwaves that heat the food. The speaker in the video discusses the function of the magnetron and how it is powered by a high voltage transformer, which is crucial to the operation of the oven.
πŸ’‘High Voltage
High voltage refers to an electrical potential or potential difference that is significantly greater than the household electrical system's voltage, typically above 100 volts. In the video, the speaker discusses using components from the microwave oven, such as the transformer and capacitor, for high voltage projects, indicating that these parts are capable of handling or generating high voltage, which is essential for certain scientific experiments and electrical applications.
πŸ’‘Tesla Coil
A Tesla coil is an electrical resonant transformer circuit designed by inventor and electrical engineer Nikola Tesla in 1891. It is used to produce high-frequency alternating currents and is often associated with experiments and demonstrations involving electrical discharges. In the video, the speaker talks about using parts from a microwave oven to build a Tesla coil, highlighting the versatility of the components found in common household appliances.
πŸ’‘Laser
A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation. Lasers are known for their high intensity and narrow beam, which can be focused to a fine point. In the video, the speaker discusses using an array of powerful laser diodes to create a 'laser oven' for cooking food, which is a novel application of laser technology.
πŸ’‘Integrated Laser Diode Arrays
Integrated laser diode arrays are collections of laser diodes that are integrated into a single module, capable of producing a high amount of power. These arrays are used in various applications that require intense light output. In the video, the speaker uses these arrays to build a laser oven, which is an unconventional use of this technology for cooking purposes.
πŸ’‘Dielectric Breakdown
Dielectric breakdown is the failure of an insulating material to prevent the flow of electric charge under the influence of an electric field strong enough to cause it to conduct electricity. In the context of the video, the speaker hypothesizes that the geometry of a banana might act as a lens or antenna, focusing microwaves to its tip and causing dielectric breakdown due to the intense electric field.
πŸ’‘Efficiency
Efficiency, in the context of energy use, refers to the ratio of useful energy output to the total energy input, indicating how effectively energy is converted for a particular purpose. The speaker in the video discusses the efficiency of the microwave and the upgraded laser oven, noting that despite the increase in power, the efficiency remains approximately 40% when heating water.
πŸ’‘Safety Mechanisms
Safety mechanisms are features or devices designed to prevent harm or injury during the operation of a system or device. In the video, the speaker mentions that by bypassing the safety mechanisms of the microwave oven, the door no longer needs to be closed for the oven to operate, which is a significant alteration from its intended use and carries additional risks.
Highlights

Microwave ovens are not just for heating food, but can be used for various scientific experiments and projects involving electromagnetism.

The internal components of microwaves, such as transformers and capacitors, can be repurposed for high voltage projects like Tesla coils.

Microwaves can be utilized for chemistry, with regular microwave ovens being used in academic labs for chemical synthesis.

The power settings on microwave ovens do not operate as expected; using the 50% setting results in the oven running at full power intermittently rather than at a constant half power.

Even at 100% power setting, microwave ovens produce microwaves only half the time, leading to inefficiencies and potential scams in their operation.

The speaker upgraded their microwave by adding a second transformer and modifying the circuit to achieve a full wave doubler, unlocking full power mode.

The upgraded microwave can operate with the door open, which is useful for irradiating large objects with high levels of microwaves.

The experimenter managed to increase the heating efficiency of water by using a full power microwave, showcasing an increase in power draw and temperature change.

The concept of using lasers to cook food is explored, with the creation of a laser oven using integrated laser diode arrays.

The laser oven, despite its high power and危险性, was able to cook various foods, imparting a unique smoky flavor and charred texture.

The laser oven was able to successfully cook a steak and caramelized onions, demonstrating its potential as a cooking appliance.

The experimenter noted that the laser oven could benefit from improvements, such as using red or infrared lasers and better diffuser plates for more uniform cooking.

The video concludes with the experimenter reflecting on the pros and cons of the laser oven, highlighting its innovative and entertaining aspects.

The speaker also mentions the creation of a shorts channel for sharing bite-sized science demos, indicating a continued exploration of scientific concepts in various formats.

The video is a blend of educational content and entertainment, warning viewers not to attempt the experiments at home due to the dangerous nature of the equipment used.

The thermal camera trick learned from another content creator, Cyparagon, is used to visualize the heating process inside the microwave, demonstrating the collaborative nature of the scientific community.

The experimenter's curiosity leads to the exploration of how different foods react to laser cooking, resulting in a variety of unique culinary experiences.

Transcripts
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