
( Brand: United Instruments Inc ), ( Manufacturer Part Number: 5506L-S ), ( Country/region Of Manufacture: United States )
The United 5506L-S Altitude Alerter is a compact and easy-to-use aviation accessory designed to enhance safety during general aviation flights. This device is specifically engineered to provide pilots with essential information about their altitude and vertical speed, helping them maintain situational awareness and avoiding potential collisions with other aircraft or terrain.
The altitude alerter features a backlit LCD display, measuring approximately 1.5 inches diagonally, which clearly shows the current altitude and vertical speed in large, easy-to-read digits. The display is designed with a high contrast ratio, ensuring excellent visibility both in daylight and low-light conditions.
The device is lightweight, weighing only 3.5 ounces, and small enough to fit comfortably in the palm of your hand. Its compact size makes it an ideal addition to any cockpit without taking up significant space. The United 5506L-S Altitude Alerter is also designed for durability, with a rugged, anodized aluminum housing that can withstand the rigors of flight.
The altitude alerter is equipped with a built-in barometric pressure sensor, which provides accurate and reliable altitude readings up to 50,000 feet. It also includes a built-in vertical speed indicator, which displays the rate of climb or descent in feet per minute, allowing pilots to monitor their vertical position and adjust their flight path accordingly.
The device is powered by a standard 28.2V DC aviation power source, making it compatible with most general aviation aircraft. It also includes a built-in backup battery, ensuring that the device remains operational even in the event of a power loss.
The United 5506L-S Altitude Alerter is easy to install, with a simple wiring harness that connects to the aircraft's power and ground sources. It also includes a mounting bracket that can be attached to the instrument panel or other flat surfaces using the included screws.
In summary, the United 5506L-S Altitude Alerter is a versatile and essential tool for any general aviation pilot, providing accurate altitude and vertical speed readings in a compact, durable, and easy-to-use package. Its intuitive design and straightforward installation make it an indispensable addition to any cockpit, helping pilots maintain situational awareness and fly safer.
The United 5506L-S Altitude Alerter is a device designed to alert pilots and passengers when an aircraft reaches an altitude that could pose a risk due to decreased oxygen levels. Here are some pros and cons of buying this device:
Pros:1. Enhanced safety: The altitude alerter can provide an extra layer of safety for pilots and passengers by alerting them when they reach an altitude where the oxygen level may become a concern.
2. Peace of mind: For those who fly frequently in small aircraft or high-altitude planes, the altitude alerter can provide peace of mind and help reduce anxiety about potential oxygen-related health risks.
3. Compatibility: The United 5506L-S Altitude Alerter is compatible with a wide range of aircraft, making it a versatile option for pilots and aircraft owners.
4. Durable: The device is built to withstand the rigors of aviation use, making it a reliable investment for those who fly frequently.
Cons:1. Cost: The United 5506L-S Altitude Alerter can be quite expensive, which may be a deterrent for some potential buyers.
2. Complexity: Installing and using the altitude alerter may require some technical knowledge and expertise, which could be a challenge for some users.
3. Size and weight: The device may add some bulk and weight to the aircraft, which could be a consideration for those who prioritize lightweight equipment.
In conclusion, the United 5506L-S Altitude Alerter can provide valuable safety benefits for pilots and passengers, but it comes with some drawbacks, including cost, complexity, and size. Ultimately, the decision to purchase an altitude alerter depends on individual priorities and circumstances.
If safety is a top concern, the benefits of the device may outweigh the costs and challenges. For those who fly frequently in high-altitude aircraft or small planes, the altitude alerter could be a worthwhile investment. However, for those with limited budgets or who prioritize lightweight equipment, other safety measures or alternatives may be more suitable.
Recommendation:If safety is a primary concern, the United 5506L-S Altitude Alerter is a solid investment. Potential buyers should carefully consider the costs, installation requirements, and weight implications before making a purchase. For those who fly frequently in high-altitude aircraft or small planes, the added peace of mind and safety benefits may be well worth the investment. However, for those with limited budgets or who prioritize lightweight equipment, other safety measures or alternatives may be more suitable.
This unit is tagged serviceable as removed from a working environment on 1981 Cessna 441 Conquest II 06/19/2025 by Kubrick Aviation Services,Kings ford, MI.