VCM-163 AVO Legendary Vacuum Tube Tester

Review AVO Rare Legendary Vcm 163 Vacuum Tube Tester Excellent Condition Calibrated

The AVO VCM-163 Legends Vacuum Tube Tester is a must-have tool for any electronics enthusiast or professional technician working with vacuum tubes. This high-performance tester is designed to provide accurate and reliable testing of various types of vacuum tubes, including triodes, tetrodes, pentodes, and beam power tubes.

The VCM-163 Legends tester features a user-friendly interface with an intuitive menu system that makes it easy to navigate through the various testing functions. The tester is capable of performing a wide range of tests, including plate current, grid current, heater voltage, plate voltage, anode voltage, and microphone sensitivity. It also includes a built-in oscilloscope that allows for real-time display of waveforms, making it easier to diagnose complex issues.

One of the standout features of the AVO VCM-163 Legends tester is its high accuracy and precision. The tester is capable of measuring plate currents as low as 10 microamps and plate voltages as high as 1500 volts. It also includes a high-resolution digital display that provides clear and accurate readings.

The VCM-163 Legends tester is built to last, with a robust design that can withstand the demands of regular use in a laboratory or workshop environment. It features a sturdy metal case and high-quality components that ensure reliable operation and long-term durability.

The tester also includes a comprehensive library of test data and reference values for a wide range of vacuum tubes, making it easy to compare the performance of different tubes and identify any issues. Additionally, it comes with a comprehensive user manual and software that provides detailed instructions on how to use the tester and interpret the test results.

In summary, the AVO VCM-163 Legends Vacuum Tube Tester is a versatile and high-performance tool that is essential for anyone working with vacuum tubes. Its user-friendly interface, high accuracy and precision, robust design, and comprehensive library of test data make it an indispensable addition to any electronics workshop or laboratory.

The Avo VCM-163 is a legendary vacuum tube tester that has been widely used in the audio community for its high accuracy and comprehensive testing capabilities. Here are some pros and cons to help you make an informed decision about purchasing this unit:

1. Extensive Testing Capabilities: The VCM-163 can test a wide range of vacuum tubes, including triodes, tetrodes, pentodes, and beam power tubes. It can also test various parameters such as plate current, grid voltage, screen voltage, and grid leakage resistance.

2. High Accuracy: The tester is known for its high accuracy, making it a preferred choice for audiophiles and professionals who require precise measurements.

3. User-Friendly Interface: The VCM-163 has an easy-to-use interface, making it suitable for both beginners and experts. It also provides clear and concise test results, making it easy to identify any issues with the vacuum tubes.

4. Robust Construction: The tester has a solid and durable construction, making it capable of withstanding the rigors of regular use.

5. Versatile: The VCM-163 can be used for various applications, including audio equipment repair, vacuum tube amplifier design, and research.

1. Expensive: The Avo VCM-163 is a high-end vacuum tube tester, and its price tag reflects its premium features and capabilities.

2. Bulky: The tester is quite large and heavy, making it less portable than some other options.

3. Requires External Power Supply: The VCM-163 does not have an integrated power supply and requires an external power source to operate.

The Avo VCM-163 is a high-quality vacuum tube tester that offers extensive testing capabilities, high accuracy, and a user-friendly interface. Its robust construction, versatility, and comprehensive testing capabilities make it an excellent choice for professionals and audiophiles. However, its high price tag and bulky design may make it less accessible to some users.

If you are a professional audio technician, audiophile, or researcher who requires a high-precision vacuum tube tester, the Avo VCM-163 is an excellent investment. Its comprehensive testing capabilities, high accuracy, and user-friendly interface make it a valuable tool for any vacuum tube-related application. However, if you are on a tight budget or require a more portable option, there are more affordable and compact vacuum tube testers available on the market.

Details:

Up for sale is this extremely rare and sought after Avo vcm 163 tube tester. Unit is sold only on a no return and as-is basis sales are final. Unit will include an aftermarket printed manual as well 2 copies of the tube data on CD shown in photos. These rare testers are very desirable and rarely come up for sale so don't miss this one.

Serious perspective buyers can contact me through message and arrangements be made to view test the unit prior purchase. Known as one of the best pieces tube test equipment ever made and is highly accurate in methods used its testing procedures. Fully working and calibrated in great condition. Unit is more of a tube analyzer and has many functions than any typical tester.

Again please understand this unit is not available for shipping due to its highly fragile nature.

specifications vactubetest:

• brand: Avo
• mpn: Vcm-163
• part type: Vacuum Tester Tube
• unit type: Unit
• country of origin: United States

payments vactubetest:

• credit card: visa
• other
• wallet: apple-pay
• money order

shipping vactubetest:

seller vactubetest:

• # reviews: 183
• rating: 100.0%
• city: willow grove, pennsylvania

offer vactubetest:

• prices: $25.09–$2500.00
• item condition:
  • New
  • Used
  • Opened – never used
• sold #: 9
• availability: in stock
• best offers: true
• started: february 26, 2026
• options: seller-arranged-local-pickup
• in stock #: 5

general vactubetest:

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

returns vactubetest:

• policy: no returns