154-0513-00 TEKTRONIX Nos Crt Vectorscope Tube Tek

Review TEKTRONIX Nos Crt Vectorscope Tube Tek 520 521 522 Nib

The Tektronix 154-0513-00 NOS CRT Vector Scope Tube is a vintage component designed for use in Tektronix 520, 520A, 521, and 522 vector oscilloscopes. This tube is a crucial part of the vector scope, which is an essential tool for analyzing and displaying complex radio frequency (RF) and television signals.

The tube measures approximately 11.5 inches long, 4 inches wide, and 4 inches high. It has a glass envelope that protects the internal components and is filled with a noble gas at a low pressure. The tube's inner structure consists of a heated cathode, a focusing anode, a deflection yoke, and a phosphor-coated screen.

The cathode emits a stream of electrons, which are accelerated towards the deflection plates by the anode. The deflection plates apply a high voltage to deflect the electron beam horizontally and vertically, creating the desired vector scope trace. The phosphor-coated screen then illuminates when struck by the electron beam, creating a visible image of the signal being analyzed.

This Tektronix 154-0513-00 NOS CRT Vector Scope Tube is in new old stock (NOS) condition, meaning it has never been used before. It comes sealed in its original packaging, ensuring its preservation and maintaining its original specifications.

The tube requires a high voltage power supply to operate, which is not included in the sale. It is essential to use the correct voltage and current for the specific model of vector scope you are using to ensure the longevity and proper functioning of the tube.

In summary, the Tektronix 154-0513-00 NOS CRT Vector Scope Tube is a valuable and unique component for vintage Tektronix oscilloscopes. Its intricate internal structure and ability to display complex RF and television signals make it an essential tool for electronics hobbyists, technicians, and engineers. This tube is in new old stock condition and requires a high voltage power supply for operation.

Buying a Tektronix CRT vectorscope tube, such as model number 154-0513-00 (compatible with Tektronix oscilloscopes 520, 520A, 521, and 522), can be a consideration for those working in video production or electronics testing industries. Here are some potential pros and cons to help you make an informed decision.

1. Authentic Tektronix tube: Tektronix is a well-known brand in the field of test and measurement equipment. Buying a Tektronix vectorscope tube ensures compatibility with Tektronix oscilloscopes and the reliability that comes with the brand.

2. Analog performance: A CRT vectorscope tube provides analog performance, which may be desirable for certain applications where digital displays do not offer the required level of accuracy or resolution.

3. Durability: CRT tubes are known for their durability, especially when compared to modern digital displays. Buying a Tektronix vectorscope tube can mean a long-lasting investment.

4. Repairability: CRT tubes can be repaired, unlike modern digital displays. Having a spare Tektronix vectorscope tube on hand can help minimize downtime and save costs in the long run.

1. Size and weight: CRT tubes are large and heavy compared to modern digital displays. This may make transportation and storage more challenging.

2. Power consumption: CRT tubes consume more power than modern digital displays. This can lead to higher electricity bills and increased power usage.

3. Maintenance: CRT tubes require regular maintenance to ensure proper operation. This includes alignment, focusing, and replacement of components like anodes and grids.

4. Cost: New Tektronix vectorscope tubes can be expensive, especially when compared to modern digital alternatives.

The decision to buy a Tektronix 154-0513-00 CRT vectorscope tube depends on your specific requirements and circumstances. If you work in an industry where analog performance and durability are essential, and you have the space and budget for a CRT tube, then this may be a worthwhile investment. However, if you prefer a smaller, more energy-efficient, and easier-to-maintain display, then a modern digital alternative may be more suitable for you.

If you are considering buying a Tektronix vectorscope tube, it is essential to weigh the pros and cons carefully based on your specific requirements and budget. You may also want to consider contacting Tektronix or a trusted reseller for more information on availability, pricing, and compatibility with your oscilloscope model. Additionally, researching alternative digital vectorscope solutions could provide a more cost-effective and convenient option for your needs.

Details:

Tektronix 520. New nos qty 1 Tektronix cathode ray tube crt used in broadcast vectorscope instruments.: this remains its original factory box with packing foam old stock nos. The part number on the tube matches box: 154-0513-00. Condition excellent vintage condition sealed new old stock / only opened to take photos of crt, features include: clean face plate protective plastic film still on screen pins and electron gun assembly original Tektronix packing foam crt shipping box, please review carefully for.

The crt features the distinctive Tektronix blue bell housing and circular vectorscope grackle used for broadcast color signal analysis. Tektronix 522. Genuine Tektronix part. Blue bell Tektronix crt housing.

Original Tektronix factory box included.

specifications oscillovectscopes:

• brand: Tektronix
• mpn: 154-0513-00
• model: 520a
• oscilloscope type: Analog Vectorscope
• packaging: Original Tektronix Factory Box It Was Sealed Opened 4 Photos
• type: Cathode Ray Tube
• condition: New Old Stock
• vintage: Yes
• application: Broadcast Vectorscope Display
• country of origin: United States
• tube type: 03-2 5314

seller oscillovectscopes:

• # reviews: 1042
• rating: 99.6%
• city: chattanooga, tennessee

payments oscillovectscopes:

• wallet: apple-pay
• credit card: mastercard
• other

returns oscillovectscopes:

• policy: returns accepted
• time: 30 days
• paid by: buyer
• method: money back

general oscillovectscopes:

• category: Business & Industrial > Test, Measurement Inspection > Analyzers Data Acquisition > Oscilloscopes Vectorscopes

shipping oscillovectscopes:

• type: calculated
• transit: 5-10 days
• class: standard
• carrier: usps
• service: usps ground advantage

offer oscillovectscopes:

• sold #: 12
• in stock #: 1
• best offers: true
• price: $145.83
• item condition: New
• availability: in stock
• started: march 11, 2026
• options: ship-to-home