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JOHNSON 167-503 Air Capacitor 8-100PF

8-100pf Johnson 167-503 Air Variable Capacitor Each Section

( Brand: Johnson ), ( Manufacturer Part Number: 167-503 ), ( Part Type: Air Capacitor )

Review JOHNSON Air Variable Capacitor Each Section

The Johnson 167-503 air capacitor is a high-performance component designed for various radio frequency (RF) and high-voltage applications. With a capacitance value of 8-100 picofarads (pF), it provides efficient energy storage and excellent capacitive reactance.

This air capacitor is constructed with a durable, rust-resistant aluminum housing, ensuring longevity and robustness under harsh operating conditions. The dielectric material used is air, which results in low losses and high insulation resistance. This manifests in a lower equivalent series resistance (ESR) and equivalent series inductance (ESL), ensuring the efficient transfer of electrical energy and minimal signal distortion.

The capacitor boasts a high voltage rating of 350 volts, making it suitable for applications that require the handling of substantial voltages. Furthermore, it features a low leakage current, which contributes to its long-lasting performance and stability.

The Johnson 167-503 air capacitor boasts tight tolerances, ensuring consistent capacitance values. Its compact size just 5 inches long and 1 inch in diameter makes it an excellent solution for space-constrained designs. This capacitor's pancake-style flat profile further facilitates easy mounting in confined areas.

In addition to its impressive electrical performance, this capacitor also offers excellent thermal management, ensuring stable operation and reliable performance in varying temperatures. It is designed for self-healing, meaning that if a dielectric failure occurs, the vacuum interrupter will automatically discharge the capacitor to prevent further damage at the component level.

With its high voltage rating, low ESR and ESL, tight tolerance, compact size, and reliable thermal management, the Johnson 167-503 air capacitor is an ideal solution for a wide range of applications in RF circuits, voltage multipliers, RF amplifiers, and test equipment. Its superior performance and rugged design ensure the efficient transfer of electrical energy and reliable, stable operation in even the most demanding applications.

The Johnson 167-503 air capacitor, with a voltage rating of 8-100V and a capacitance value of 8-100pF, is a commonly used component in various electrical applications. While making a decision to purchase this component, considering both its advantages and disadvantages can help in making an informed decision. Let's discuss the pros and cons of the Johnson 167-503 air capacitor.

Advantages:

1. High Voltage Handling: This capacitor can effectively handle high voltages, making it a suitable choice for applications that require such capability.

2. Large Capacitance Range: The 8-100pF capacitance range offers flexibility for users in designing and building circuits in different applications.

3. Low ESR (Equivalent Series Resistance): This capacitor has a low ESR, which leads to minimal power loss and better overall circuit performance. This could be crucial in applications where low power consumption or high energy transfer is required.

4. High Breakdown Voltage: The high breakdown voltage ensures that the capacitor can withstand voltages above its rated voltage for short periods without failure.

5. Safety When Handling High Voltages: The air insulation material in this capacitor offers increased safety due to its lower likelihood of electric discharge to the user compared to other capacitor types.

Disadvantages:

1. Size and Weight: Air capacitors are usually larger and heavier compared to other capacitor types offering similar capacitance values due to the required additional space for the air dielectric. This can impact the size and weight of the overall system design.

2. Lower Ripple Current: Air capacitors have a lower ripple current rating compared to other capacitor types. If the circuit or application requires a large amount of ripple current, then an alternative capacitor type, such as an electrolytic capacitor, might be a better choice.

3. Longer Response Time: Air capacitors have a slower response time compared to other capacitor types. This might not be an issue in applications where the response time is not a significant concern.

4. Cost: Air capacitors are generally more expensive compared to other capacitor types with similar capacitance values. This may impact the overall cost of the project or application.

Conclusion:

The Johnson 167-503 air capacitor is a versatile component offering high voltage handling, large capacitance range, and safety advantages. However, it also comes with the disadvantages of a larger size and weight, lower ripple current, longer response time, and a higher cost compared to other capacitor types. It is essential to evaluate these factors and determine which features better align with your specific application requirements to make an informed decision on purchasing this component.

Recommendation:

This capacitor may be an ideal choice for applications that require a high level of voltage handling, such as RF circuits, voltage tuning, and high volts DC power supplies, where safety is also a concern due to the inherent safety benefits of the air dielectric insulation. For applications with low voltages or low ripple current requirements, it might be a more cost-effective alternative to consider other capacitor types with the appropriate specifications, such as electrolytic or film capacitors.

Details:

In good shape.

specifications vintacapacitor:

  • brand: Johnson
  • mpn: 167-503
  • part type: Air Capacitor

general vintacapacitor:

  • condition: Used
  • Vintage Audio Video > Vintage Parts Accessories > Vintage Capacitors

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  • service: USPS Ground Advantage
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  • cost: $7.30
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  • quantity: 1
  • started: October 25, 2024
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part type: air capacitor,
category: electronics > vintage audio video > vintage parts accessories > vintage capacitors, sku: 395265695208532,

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