Monthly Archives: July 2020

Survival

ESP 32 DIY improved Prepper trail cams for disposable surveillance

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The security of a location is of utmost importance, whether it’s a home, office, or commercial property. One way to ensure its security is by using trail cameras that can be easily set up to monitor and record any movement in the vicinity. These cameras can be used as an effective security measure for the location by utilizing modern technologies such as Wi-Fi and alarms.

To start with, trail cameras are designed to be portable and easy to use. They can be mounted on trees, walls, or other surfaces in the vicinity of the location. They are primarily used to capture images or videos of animals in their natural habitat, but they can also be used for surveillance purposes. When triggered, they take pictures or videos of the area and transmit them via Wi-Fi to a designated device or location, allowing you to monitor the location remotely.

In addition to their ease of use and portability, trail cameras can also be fitted with alarms to alert you to any unauthorized entry or movement in the vicinity. This is especially useful in locations where there is no human presence or where it may be difficult to monitor the area regularly. The alarms can be customized to suit your needs and can be set up to send notifications to your phone or email when they are triggered.

One of the biggest advantages of using trail cameras for security is that they work really well with solar power. With a solar panel, the cameras can be powered continuously, reducing the need for frequent battery changes. This makes them ideal for remote locations or areas where access to electricity is limited.

Moreover, trail cameras can be modded to suit your specific needs. There are numerous accessories and modifications available that can enhance their functionality and make them more effective for surveillance purposes. For instance, you can attach an external battery pack to extend their battery life or add infrared illuminators to improve their night vision capabilities.

In conclusion, using trail cameras for security is an effective and convenient way to monitor a location. With their ease of use, portability, and compatibility with modern technologies, they can provide an added layer of security and peace of mind for property owners. By taking advantage of their versatility and customizability, trail cameras can be an affordable and reliable security solution for anyone looking to protect their property.

The TTGO Camera and ESP32-CAM are two popular camera modules that are used for a variety of applications, including security and surveillance. These modules are designed to be easy to use, affordable, and customizable, making them ideal for both hobbyist and professional projects.

The TTGO Camera is a small camera module that is based on the ESP32 microcontroller. It comes with a built-in Wi-Fi module, an OV2640 camera sensor, and a 0.96-inch OLED display. The module can be programmed using the Arduino IDE, making it easy to customize and integrate into various projects.

The ESP32-CAM, on the other hand, is a standalone camera module that is based on the ESP32 microcontroller. It comes with a 2-megapixel camera sensor, built-in Wi-Fi and Bluetooth connectivity, and an SD card slot for storage. The module can be programmed using the Arduino IDE or the ESP-IDF, which is the official development framework for the ESP32.

Both the TTGO Camera and ESP32-CAM are popular among DIY enthusiasts and makers due to their ease of use and versatility. They can be used for a variety of applications, such as remote monitoring, home security, and wildlife observation. They are also compatible with various sensors and modules, which makes it easy to integrate them into complex projects.

One of the key advantages of these camera modules is their low cost. Compared to traditional surveillance cameras, the TTGO Camera and ESP32-CAM are much more affordable, making them accessible to a wider audience. Additionally, they are small and lightweight, which makes them easy to mount and install in tight spaces.

Another advantage of these camera modules is their customizability. They can be programmed to perform various tasks, such as sending images and videos to a cloud server, detecting motion or faces, and sending alerts to a mobile device. The modules can also be modded with additional sensors, such as temperature and humidity sensors, to provide additional data and insights.

In conclusion, the TTGO Camera and ESP32-CAM are two popular camera modules that offer a low-cost, customizable, and versatile solution for security and surveillance applications. They are easy to use, programmable, and compatible with various sensors and modules, making them ideal for DIY projects and professional applications alike.

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Survival

Hwacha for defense against massed enemies

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Hwacha, also known as “fire cart,” is a Korean weapon that dates back to the 16th century. It is a type of rocket artillery that was used during the Imjin War between Korea and Japan. The weapon was capable of firing a barrage of arrows and rockets simultaneously, making it a deadly force on the battlefield.

The hwacha consists of a two-wheeled cart that holds a series of vertical wooden frames. Each frame can hold up to 100 arrows or rockets. The frames are set in a way that they can rotate to aim at the target. The arrows or rockets are launched through a series of gunpowder charges that ignite in sequence, creating a shower of projectiles.

The hwacha was a formidable weapon, but its design was not without flaws. The wooden frames were prone to catching fire, and the accuracy of the weapon was limited due to the inability to adjust the angle of the frames quickly. Nevertheless, it was a powerful weapon that could devastate an enemy’s ranks with ease.

In recent years, the hwacha has gained popularity as a historical curiosity, and its effectiveness has been tested by various groups, including the MythBusters TV series. In one episode, the team set up a hwacha with modern materials and tested its accuracy and power.

The MythBusters team built the hwacha using steel tubing instead of wood, and they used modern rocket motors instead of gunpowder charges. They also replaced the traditional wooden arrows with foam darts. The team set up a series of targets and fired the hwacha at them to test its accuracy and power.

The results of the test were impressive. The hwacha was able to fire a barrage of darts at the targets, hitting them with incredible force. The team noted that the accuracy of the hwacha was not perfect, but it was good enough to cause significant damage to an enemy’s ranks.

The MythBusters team concluded that the hwacha was a formidable weapon that was ahead of its time. Despite its flaws, it was a deadly weapon that could cause significant damage on the battlefield. The team noted that the hwacha’s design was ingenious, and it was a testament to the ingenuity of the Korean people.

In conclusion, the hwacha was a remarkable weapon that was used during the Imjin War between Korea and Japan. It was a rocket artillery that could launch a barrage of arrows and rockets simultaneously, making it a deadly force on the battlefield. Although its accuracy was limited, it was a powerful weapon that could devastate an enemy’s ranks with ease. The MythBusters TV series tested the hwacha’s effectiveness, and the results were impressive. The team concluded that the hwacha was a formidable weapon that was ahead of its time and a testament to the ingenuity of the Korean people.