
( Brand: E-johnson Co ), ( Bundle Listing: Yes ), ( Country/region Of Manufacture: United States ), ( Type: Variable Capacitor )
The 154-2-98 Johnson Tuning Capacitor is a high-quality, professional-grade electronic component designed for use in various audio and radio frequency (RF) applications. This capacitor boasts an impressive capacity of 500 microfarads (uF), making it ideal for tuning circuits, filters, and other applications that require significant capacitance.
The 154-2-98 capacitor is constructed using Johnson's renowned polypropylene dielectric material, which offers excellent performance characteristics such as low dielectric loss, high temperature stability, and excellent high-frequency performance. This dielectric material also ensures that the capacitor has a long service life, making it a reliable choice for even the most demanding applications.
The capacitor's construction includes a robust metal can with a vented top, which allows for temperature equalization and helps to prevent internal pressure build-up. The can is also sealed to protect the capacitor from moisture and other environmental factors that could compromise its performance.
The 154-2-98 Johnson Tuning Capacitor features a high voltage rating of 600 volts, making it suitable for use in a wide range of applications that require high voltage capacitance. Its fast frequency response and low equivalent series resistance (ESR) make it an excellent choice for tuning circuits and other applications that require a low-impedance capacitor.
Overall, the 154-2-98 Johnson Tuning Capacitor is a versatile and reliable capacitor that is well-suited for a variety of applications in the audio and RF fields. Its high capacity, excellent performance characteristics, and robust construction make it a valuable addition to any electronics project or installation.
Pros of buying 154-2-98 Johnson Tuning Capacitors 500 uF:1. High Quality: Johnson Capacitors are known for their high-quality construction and performance. These capacitors are made using Mylar film, which provides excellent stability and reliability.
2. Large Capacitance: With a capacitance of 500 uF, these capacitors can handle a large amount of current and voltage, making them suitable for various applications.
3. Wide Temperature Range: These capacitors can operate in a wide temperature range, from -55 C to 125 C, making them suitable for use in a variety of environments.
4. Long-Term Stability: Johnson Capacitors are known for their long-term stability, ensuring consistent performance over time.
Cons of buying 154-2-98 Johnson Tuning Capacitors 500 uF:1. Price: Due to their high-quality construction and large capacitance, these capacitors can be more expensive than other capacitor options.
2. Size: Due to their large capacitance, these capacitors are also large in size, which may be a consideration if space is limited.
3. Limited Availability: Johnson Capacitors may not be as widely available as other capacitor brands, which could make it more difficult to find replacements if needed.
Conclusion: If you require a high-quality, large capacitance capacitor for a specific application, the 154-2-98 Johnson Tuning Capacitors 500 uF could be a suitable option. However, their high price and size may be a considerations for some users. If budget or space are constraints, it may be worth considering other capacitor options that offer similar performance at a lower cost or size.
Recommendation: If you are looking for a high-quality, large capacitance capacitor, the 154-2-98 Johnson Tuning Capacitors 500 uF could be a suitable option. However, it is recommended to compare prices and specifications with other capacitor options to ensure you are getting the best value for your money. Additionally, it is recommended to ensure the capacitor is suitable for your specific application and environment before making a purchase.
The smaller capacitor has stamped on it. I picked these two tuning capacitors up at an estate sale, both are e.
Within Canada and they both move freely, have been untested, being sold as is, found. Buyer to pay shipping costs of the large one has a label which is hard read, I can make out that it 500 uuf and 175 air gap.