
( Brand: Hammarlund ), ( Manufacturer Part Number: MTV-150-B ), ( Part Type: Air Capacitor ), ( Country/region Of Manufacture: United States )
The Hamarlund MTV-150-B Air Capacitor, product number 20-146PF, is a valuable addition to any RF system or ham radio enthusiast's toolkit. This premium capacitor, manufactured by Hamarlund Electronics, is renowned for its exceptional quality and dependable performance.
The MTV-150-B air capacitor is a fixed, non-adjustable capacitor designed primarily for use in high-frequency applications such as RF filtering, tuning, and impedance matching in transmitter and receiver circuits. It features a capacitance value of 150 picofarads or 0.00015 microfarads, with a tolerance of /-15%. This makes it an excellent choice for operating in the HF (High Frequency) and VHF (Very High Frequency) range commonly utilized in amateur radio communications.
This capacitor boasts an impressive voltage rating of 250 volts RMS, despite its compact size. This high voltage rating is vital for handling the power levels typically encountered in RF systems. The MTV-150-B is also appreciated for its robustness, ensuring consistent performance in a dynamic operating environment.
The MTV-150-B air capacitor is meticulously constructed with a precision-wound silver-plated copper wire, shrunk onto a powdered porcelain form with a molded paper insulator and wooden poles. The air dielectric between the plates aids in reducing the capacitance value, resulting in a more compact size for this high-value capacitor. The use of an air dielectric also contributes significantly to its heat dissipation capabilities and long-lasting performance.
With broad frequency applications and its high power-handling capability, the Hamarlund MTV-150-B Air Capacitor has gained widespread recognition in various industries, particularly within the RF communications, microwave, and test and measurement sectors. It is an indispensable component for enthusiasts seeking maximum efficiency and dependability in their ham radio pursuits or professional applications. Overall, this capacitor is a superior investment for any RF system in need of precise capacitance, robust construction, and consistent performance.
Hammarlund MTV-150-B Air Capacitor 20-146pF: Pros and Cons
The Hammarlund MTV-150-B is a high-performance air capacitor designed for use in various applications, particularly in radio communications systems. As with any electronic component, there are advantages and disadvantages to consider before making a purchase.
Pros:1. High Power Handling: This capacitor is capable of handling high power levels, making it well-suited for use in high-power RF applications.
2. Low ESR (Equivalent Series Resistance): The MTV-150-B features a low ESR, which results in better energy efficiency and allows for improved power transfer in RF circuits.
3. Narrow Temperature Coefficient: The capacitor has a narrow temperature coefficient, which reduces the risk of performance changes due to temperature fluctuations, thereby ensuring stable impedance characteristics.
4. High Quality Build: Hammarlund is a reputed brand known for their quality components. The MTV-150-B is built to provide reliable and durable performance over an extended period.
5. Wide Operating Frequency Range: This capacitor can operate effectively over a wide frequency range, making it versatile and adaptable for use in various applications.
Cons:1. Price: The Hammarlund MTV-150-B is relatively more expensive compared to some other brands. However, the high-quality construction and the superior performance offered by the capacitor make the investment worthwhile for many.
2. Size: Due to its high power-handling capacity and large capacitance value, the MTV-150-B requires more space than smaller capacitors.
3. Weight: The large size of the capacitor contributes to its increased weight. This may impact choice of mounting location and handling during installation.
Conclusion:The Hammarlund MTV-150-B air capacitor 20-146pF is an excellent choice for those seeking high-performance discharge capacitors for power amplifiers or other RF applications where reliability, low ESR, wide frequency range, and tight tolerances are essential. Its high power handling capacity, narrow temperature coefficient, and superior build quality justify its higher price. While its size and weight may be a concern for some, the benefits offered by the capacitor often outweigh the limitations. Recommendation: If you're looking for a high-performance, reliable, and versatile capacitor for your radio communications or RF applications, the Hammarlund MTV-150-B air capacitor is worth considering. Its features and benefits will ensure that it delivers the required electrical performance over an extended period.
Used and in good shape.