355D HEWLETT PACKARD Attenuation Calibrator Vacuum Tube

Review HEWLETT PACKARD Attenuation Calibrator Model Vacuum Tube Tester

The Hewlett-Packard 355D Attenuation Calibrator Vacuum Tube Tester is a sophisticated and versatile instrument designed for the precise calibration and testing of vacuum tubes used in various radio frequency (RF) and microwave applications. This tester is a member of HP's renowned 350A series and incorporates advanced features to ensure accurate and reliable results.

The 355D tester is capable of measuring attenuation, power gain, and return loss of vacuum tubes with a frequency range extending from DC up to 65 GHz. It offers an impressive dynamic range of up to 130 dB, enabling it to handle even the most sensitive and high-power vacuum tubes. The tester's built-in test set includes a wide range of standard test configurations, such as S-parameter, power, and impedance tests, catering to a diverse range of applications.

A key feature of the 355D tester is its ability to calibrate in both absolute and relative modes. In absolute mode, the tester uses a built-in calibration standard, while in relative mode, it can be calibrated using an external calibration standard or reference test set. This flexibility makes the 355D suitable for various testing environments and applications, including laboratories, production lines, and in the field.

The 355D tester is equipped with a high-resolution color touchscreen display, offering intuitive and user-friendly operation. The instrument also includes a built-in datalogger, enabling users to store and retrieve test data for further analysis and reporting. Additionally, it offers interfaces such as GPIB, LAN, and USB for easy data transfer and integration with other systems.

The tester's design incorporates advanced features such as automatic test sequence generation, test automation, and real-time data analysis, making it an ideal choice for high-volume production testing. Furthermore, the 355D tester is designed for easy maintenance and calibration, with features such as quick-change test probes and modular construction.

In summary, the Hewlett-Packard 355D Attenuation Calibrator Vacuum Tube Tester is a comprehensive and versatile instrument, offering precise and reliable testing and calibration capabilities for vacuum tubes used in RF and microwave applications. Its advanced features, user-friendly design, and flexible calibration options make it an essential tool for laboratories, production lines, and field testing environments.

The Hewlett Packard 355D Attenuation Calibrator Vacuum Tube Tester is a sophisticated instrument used for calibrating and testing vacuum tubes. This device is widely recognized for its high precision and accuracy. Here are some pros and cons that can help you make an informed decision about purchasing this tester.

1. High Precision: The HP 355D provides high precision and accuracy in measuring the attenuation and gain of vacuum tubes. It is capable of measuring attenuation as low as 0.01 dB, which is essential for critical applications.

2. Versatile: This tester can test various types of vacuum tubes, including triodes, tetrodes, and pentodes. It is also capable of testing different types of vacuum tube circuits, such as amplifier and oscillator circuits.

3. User-Friendly: The HP 355D has an easy-to-use interface, making it simple to operate and navigate. The instrument also provides clear and concise readings, making it easy to interpret results.

4. Robust: The HP 355D is a robust and durable instrument, designed to withstand the rigors of industrial testing environments. It is built to last and can handle high test voltages and currents.

5. Calibration Capability: The HP 355D has built-in calibration capabilities, allowing users to calibrate the instrument using standard calibration loads. This ensures that the instrument remains accurate over time.

1. Expensive: The HP 355D is a high-end instrument, and its price tag reflects its advanced features and capabilities. It may be out of reach for smaller businesses or hobbyists.

2. Complex: The HP 355D is a complex instrument, and operating it requires a good understanding of vacuum tube testing principles and techniques. It may take some time to learn how to use the instrument effectively.

3. Large: The HP 355D is a large and heavy instrument, making it difficult to transport from one location to another. It requires a dedicated test bench and power supply.

4. Limited Connectivity: The HP 355D does not have built-in data logging or network connectivity capabilities. This may be a disadvantage for users who need to store and analyze large amounts of data or share test results with others.

The HP 355D Attenuation Calibrator Vacuum Tube Tester is a high-performance instrument designed for critical vacuum tube testing applications. It offers high precision, versatility, user-friendliness, robustness, and calibration capabilities. However, it is expensive, complex, large, and has limited connectivity.

If you require a high-precision vacuum tube tester for critical applications and have the budget for it, the HP 355D is an excellent choice. However, if you have limited resources or only occasional testing requirements, a less expensive and more user-friendly instrument may be more suitable for your needs. In such cases, consider a benchtop vacuum tube tester or a handheld vacuum tube tester, which offer similar features at a lower cost.

Details:

Hewlett Packard attenuation calibrator model 355D vacuum tube tester.

specifications vactubetest:

• brand: Hewlett Packard
• mpn: 355d
• part type: Vacuum Tester Tube

offer vactubetest:

• sold #: 5
• price: $376.35
• item condition: Used
• started: march 27, 2026
• in stock #: 1
• options: ship-to-home
• best offers: true
• availability: in stock

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• category: Business & Industrial > Test, Measurement Inspection > Calibrators > Tube Testers

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