


| Brand | HICKOK |
|---|---|
| Manufacturer Part Number | USM-118A |
| Model | USM-118A USM-118B 123B KS-15874-L2 |
| Part Type | TESTER TUBE CARD |
| Country/region Of Manufacture | UNITED STATES |
The Hickok USM-118A Cardmatic Tube Tester is a highly advanced and versatile piece of test equipment designed for the thorough examination of vacuum tubes. This tester, specifically model USM 118A and its variants USM 118B and 123, is compatible with Western Electric KS-15874-L2 tubes, making it an essential tool for technicians working with this type of equipment.
The USM-118A features a robust and durable construction, with a sturdy metal frame that ensures stability during use. The tester is equipped with a user-friendly interface, making it easy for even novice users to operate with confidence. The control panel is logically laid out, with clearly labeled buttons and knobs for easy access to various functions.
The heart of the USM-118A is its Cardmatic tube testing system, which allows for rapid and accurate testing of vacuum tubes. This system uses a set of test cards, each containing a series of electrical circuits that simulate various operating conditions for the tube. By inserting the tube into the tester and selecting the appropriate test card, the USM-118A can quickly and accurately identify any faults or issues with the tube.
The USM-118A also includes a range of advanced diagnostic features, such as automatic test sequencing, curve tracing, and fault location. These features allow technicians to quickly and accurately diagnose and repair faulty tubes, saving time and reducing the risk of costly downtime.
In addition to its testing capabilities, the USM-118A also includes a range of safety features to protect both the user and the tube being tested. The tester is equipped with a high-voltage isolation transformer, which helps to prevent electrical shocks and minimize the risk of damage to the tube. The tester also includes a built-in fuse and overcurrent protection, which helps to protect the tester itself from damage in the event of a power surge or overload.
Overall, the Hickok USM-118A Cardmatic Tube Tester is a powerful and versatile tool for technicians working with vacuum tubes. Its advanced testing capabilities, user-friendly interface, and range of safety features make it an essential piece of equipment for any repair shop or maintenance facility. Whether you're working with Western Electric KS-15874-L2 tubes or any other type of vacuum tube, the USM-118A is sure to meet your needs and help you get the job done quickly and accurately.
Pros of buying Hickok USM-118A Cardmatic Tube Tester:1. Reliability: Hickok is a well-known brand in the field of test equipment, and the USM-118A is known for its durability and reliability.
2. Versatility: This tester can test a wide range of tubes, including Western Electric KS-15874-L2, making it a versatile tool for any electronics repair shop or workshop.
3. Accuracy: The USM-118A is known for its high accuracy, which is crucial for diagnosing and repairing electronic devices.
4. Historical Value: For collectors or historians of electronics, the USM-118A has historical value as a vintage piece of test equipment.
Cons of buying Hickok USM-118A Cardmatic Tube Tester:1. Cost: The USM-118A is a vintage piece of test equipment, and as such, it can be quite expensive.
2. Maintenance: Older test equipment like the USM-118A may require more maintenance than newer models.
3. Limited Functionality: While the USM-118A is a versatile tester, it may not have all the features of modern testers.
4. Availability of Spare Parts: Finding replacement parts for vintage test equipment can be challenging, which could lead to additional costs and downtime.
Conclusion:The Hickok USM-118A Cardmatic Tube Tester is a reliable, versatile, and accurate tool for testing tubes. While it can be expensive and require more maintenance than modern testers, its historical value and ability to test a wide range of tubes make it an attractive option for electronics repair shops or collectors. Ultimately, the decision to buy the USM-118A depends on the user's needs, budget, and preference for vintage test equipment.
Recommendation:If you are an electronics repair shop or workshop that requires a versatile and reliable tester for testing tubes, the Hickok USM-118A Cardmatic Tube Tester is a worthwhile investment. However, if you are looking for a more cost-effective solution with modern features, there are newer test equipment options available that may be better suited to your needs. If you are a collector, the USM-118A is a must-have vintage piece of test equipment.
The original case has some minor dings and dents missing paints but in pretty good condition compared to its age too. These are the better and newer version of original Hickok cards based on translucent plastics than older hard style. Please feel free to ask questions before purchasing!, up for sale is a very good set of original Hickok cardmatic tube tester cards and western electric testers. Please see pictures.
