ASA CX-3 Pathfinder Electronic E6-B Flight Computer Review

ASA CX-3 Pathfinder Electronic E6-B Flight Computer Review
ASA CX-3 Pathfinder Electronic E6-B Flight Computer Review
Ease of Use
Multiple Functions
Clear Display
Light and compact

In this article, we focus on a contemporary icon in the aviation world :  ASA CX-3 Pathfinder Electronic E6-B.

In the world of aviation where precision is not merely a prerequisite but a vital necessity, pilots necessitate trustworthy instruments that facilitate prompt and exact calculations. A flight computer acts as an indispensable computational device for aviators, meticulously designed to facilitate the resolution of equations and unit conversions that become commonplace in daily flight operations. These equations typically involve variables like time, distance, velocity, altitude, and fuel utilization. Moreover, it plays a pivotal role in discerning and adjusting for the impact of wind on flight paths.

Among these devices, the ASA CX-3 Pathfinder Electronic E6-B Flight Computer holds a unique place. As the next generation of aviation calculators, it is designed to help us make precise calculations and informed decisions, whether you’re planning your flight path or dealing with unexpected situations in the air.


In the arena of aeronautics, the company Aviation Supplies & Academics (ASA) prominently holds a stellar reputation as a steadfast purveyor of high-caliber, dependable resources and instruments. Over the span of eight decades, ASA has remained devoted to equipping pilots and aviation specialists with instructive materials, navigational aids, and training resources.

Among the diverse array of products they offer, the E6-B flight computers serve as a fundamental component, assisting pilots with in-flight calculations and route-finding tasks. Over the passage of time, these invaluable tools have seen a significant evolution, transforming from the conventional analog formats to more advanced, digitally-driven counterparts.

A paramount illustration of this technological metamorphosis is the ASA CX-3 Pathfinder, a state-of-the-art electronic variant of the E6-B flight computer. This ingenious device has managed to win the favor of the aviation community, thereby securing its place as a beloved tool among the cohort of aviators.

In-Depth Review of the ASA CX-3 Pathfinder Electronic E6-B Flight Computer

The ASA CX-3 is an advanced flight computer designed to aid pilots in all their flight planning needs. Packed with numerous features and functions, it’s a powerful companion that can replace many traditional flight planning tools.

ASA CX-3 Manual guide

The Display and Interface

The ASA CX-3 Pathfinder has been thoughtfully designed with the user-friendly interfaces and advanced display features that pilots require. It merges a superior high-resolution display with an intuitive interface, coupled with personalized themes and a meticulously arranged entry and result field system. These features contribute to its ease of use, making it an invaluable tool not only for aviation students in their learning journey but also for seasoned pilots navigating complex scenarios.

Review ASA CX-3 Pathfinder Electronic E6-B Flight Computer

Advanced-Definition Display

The CX-3 Pathfinder is anchored by an advanced-definition LCD, engineered with a core focus on maximizing visibility. Regardless of your flying conditions, from the glaring midday sun to the subdued light of dawn, the screen maintains a consistent clarity and legibility. Both the text and graphics display with impressive sharpness, significantly mitigating eye fatigue during extended flights.

User-Friendly Interface

The Pathfinder’s interface is the result of a painstakingly careful design process. It’s instinctive and uncomplicated, enabling pilots to effortlessly navigate through its exhaustive range of features. The primary menu displays an array of functions in an intuitive, structured format. Spanning from flight planning to ground school subjects, each function category proceeds to a submenu that provides related computations, facilitating easy access to required calculations.

Display Personalization

An individualistic feature of the CX-3 Pathfinder’s display is its personalization options. Users are provided with a variety of themes to choose from, tailoring the interface to their visual preference and enhancing user engagement. This minor refinement is indicative of the designers’ meticulous attention to detail and their commitment to crafting a user-centric experience.

Input and Output Fields

The display screen of the CX-3 Pathfinder is partitioned into three sections: the menu, the input field, and the output field. This structured layout promotes effortless data entry and instantaneous result visibility. Pilots are enabled to input necessary data, execute a calculation, and review the result all within the same screen, maximizing efficiency and minimizing potential for errors.

Flight Planning and Navigation

Flight planning and navigation form the cornerstone of a pilot’s role, and the ASA CX-3 Pathfinder excels at these tasks, furnishing pilots with a suite of comprehensive tools that bolster the precision and assurance with which flights are planned and carried out.

Optimized Flight Planning

The flight planning capabilities of the CX-3 Pathfinder remain unparalleled. Pilots have the ability to incorporate their proposed course, speed, altitude, wind data, and more to ascertain critical metrics such as anticipated enroute time and fuel utilization. This enables meticulous and streamlined planning, a critical factor for maintaining safety and punctuality in aviation. In addition, the CX-3 also calculates values for True Air Speed (TAS), Calibrated Air Speed (CAS), and density altitude, facilitating pilots to adjust their flight plans based on extant conditions.

ASA CX-3 flight planning

Precise Navigation Computations

With respect to navigation, the ASA CX-3 Pathfinder introduces features that simplify the process of course plotting. For example, it has the capability to compute the heading and groundspeed under specified wind conditions. It also delivers precise calculations for great circle distance, desired track, and radial intercepts, equipping pilots with the necessary tools to accurately map their course. Through the CX-3 Pathfinder, pilots can maintain the certainty that their route is correctly adhered to, whether engaged in short local flights or extended cross-country journeys.

Assistance in Crucial Decision Making

The dynamic environment of aviation often necessitates modifications in flight plans. The CX-3 Pathfinder aids pilots in this process by delivering swift and precise updates to their flight parameters. This real-time decision-making support can prove to be indispensable in the face of unforeseen weather changes or required diversions.

Weight and Balance

Comprehending the principles of weight and balance in an aircraft is paramount for any aviator. Misjudgments in these areas may hinder an aircraft’s operational efficiency, compromise safety, and even breach legal flight requirements. In this context, the ASA CX-3 Pathfinder assumes a vital role by facilitating these intricate calculations, thereby enabling aviators to uphold optimal safety and efficiency during their flights.

ASA CX-3 Pathfinder Electronic E6-B Flight Computer weight and balance

Weight Calculation Efficiency

The CX-3 Pathfinder streamlines weight calculation processes by providing an interface to introduce various weight constituents of the aircraft. This includes everything from the basic empty weight of the aircraft to the weight of the fuel, cargo, and passengers. Upon the insertion of these weights, the CX-3 Pathfinder computes the cumulative weight, thereby enabling pilots to ascertain whether they remain within the prescribed maximum takeoff weight parameters.

Precision in Balance Calculation

In addition to weight, the CX-3 Pathfinder also ascertains the aircraft’s center of gravity (CG). Pilots can introduce the weight and arm (the distance from a reference point, often the datum, to the center of gravity of an item) of different components. Subsequently, the CX-3 Pathfinder calculates the moments (product of weight and arm) and determines the CG. This ensures that the CG lies within permissible limits, thereby ensuring the aircraft’s balance and flight safety.

Impact of Fuel Consumption

The CX-3 Pathfinder also stands out for its capability to compute changes in weight and balance as a result of fuel consumption. During flight, the progressive consumption of fuel triggers alterations in the weight and balance of the aircraft. The CX-3 Pathfinder compensates for these fluctuations, furnishing updated weight and balance data that help aviators preserve the aircraft’s performance and stability throughout their flight.

Safety Implications

A thorough grasp of weight and balance principles is a cornerstone of safe aviation. Aircraft that exceed weight limits or possess a center of gravity outside the admissible limits may exhibit compromised aerodynamic performance, leading to unsafe conditions. The CX-3 Pathfinder demystifies these critical calculations, rendering them accessible and precise, thus fostering safer and more efficient flights.

Pros and Cons of the ASA CX-3 Pathfinder Electronic E6-B Flight Computer

Like any tool, the ASA CX-3 Pathfinder has its strengths and weaknesses. Its accuracy, speed, and range of computations undoubtedly make it a powerful asset in the cockpit. Its intuitive interface caters to pilots of all levels, and the robust design ensures longevity.

However, the CX-3 is not without its drawbacks. For one, some pilots may find the cost of the device to be on the higher end. Additionally, despite its comprehensive functions, there can be a learning curve associated with mastering its use, especially for those transitioning from traditional E6-Bs.

Conclusion: Is the ASA CX-3 Worth It ?

In the realm of aviation, one’s arsenal of tools must be reliable, precise, and resilient. Among these, the ASA CX-3 Flight Computer presents itself as a paragon of these qualities, establishing its utility as a fundamental resource for pilots, both novice and expert alike.

The functionality of the CX-3 is indeed a testament to its ingenuity. Equipped with a comprehensive set of features that assist in flight planning and in-flight computations, it reinforces its status as an indispensable asset for aviators. The device proves particularly beneficial during complex undertakings such as cross-country flight preparation or the execution of weight and balance calculations, as it simplifies and makes these tasks far more approachable.

In addition to its technical prowess, the CX-3 also shines in its intuitive layout and user-friendly interface, deserving of recognition. This element of the device ensures that even neophyte users can quickly grasp and utilize this flight computer to the zenith of its capabilities.

Furthermore, the hardiness of the CX-3, coupled with the unwavering support framework provided by ASA, gives users the assurance that this is a long-lasting investment that truly delivers value for money.

In summation, for those earnest about their pursuit in the field of aviation, the ASA CX-3 Flight Computer is unquestionably a sound investment. It encapsulates a unique blend of sophistication and simplicity, a combination seldom found in comparative models. The CX-3 is more than a mere tool; it serves as a dependable co-pilot that assures a streamlined, precise, and efficient flight experience.

Therefore, whether you are an apprentice pilot aiming to fortify your calculation skills, or an experienced aviator in search of a reliable aide-de-camp, the ASA CX-3 stands as a commendable augmentation to your aviation toolkit.

9.7 Total Score
ASA CX-3 Pathfinder Electronic E6-B Flight Computer

Value for money
Ease of Use
  • Ease of Use
  • Multiple Functions
  • Clear Display
  • Durability
  • Light and compact
  • Dependence on Electronics
  • Learning Curve

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