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HAMMARLUND ES-676693-7 Air Capacitor 2X

Es-676693-7 Hammarlund 2x Air Variable Capacitor

( Brand: Hammarlund ), ( Manufacturer Part Number: ES-676693-7 ), ( Model: HAMMARLUND ES-676693-7 ), ( Part Type: Air Capacitor ), ( Country/region Of Manufacture: United States )

Review HAMMARLUND 2x Air Variable Capacitor

The Hammarland ES-676693-7 2x Air Capacitor is a high-performance electronic component designed for use in various applications, particularly in radio frequency (RF) and microwave systems. This capacitor features a unique design consisting of two individual air capacitors, which are connected in series to provide a higher capacitance value than a single unit.

Each air capacitor in this set is constructed with a large, high-voltage ceramic disc as the dielectric material, sandwiched between two metal plates. The capacitor body is made of rugged, anodized aluminum, ensuring durability and reliability even in harsh operating environments. The entire assembly is designed to withstand high voltage levels, making it suitable for use in high-power RF and microwave circuits.

The Hammarland ES-676693-7 2x Air Capacitor offers a total capacitance value of approximately 850 pF (picofarads) at 500 volts, with a low equivalent series resistance (ESR) and a high self-resonant frequency. This results in minimal energy loss and excellent performance, particularly in applications that require fast charging and discharging, such as in pulsed power systems or RF tuning circuits.

The capacitor's large size, with a diameter of approximately 127mm (5 inches) and a height of approximately 48mm (1.9 inches), allows for efficient heat dissipation. The capacitor is also equipped with a cooling fan, further ensuring stable performance even under heavy loads.

The Hammarland ES-676693-7 2x Air Capacitor comes with a comprehensive set of accessories, including mounting hardware, a protective shield, and a grounding strap. The capacitor's terminal connections are gold-plated to provide excellent conductivity and prevent corrosion, ensuring a long service life and reliable operation.

In summary, the Hammarland ES-676693-7 2x Air Capacitor is a versatile and high-performance electronic component, designed for use in a wide range of RF and microwave applications. Its unique design, high capacitance value, low ESR, and high self-resonant frequency make it an ideal choice for applications that demand fast charging and discharging, efficient heat dissipation, and stable performance even under heavy loads.

The Hammarlund ES-676693-7 2x Air Capacitor is a popular choice among radio enthusiasts due to its high capacitance and ability to handle large amounts of power. Here are some pros and cons to consider before making a purchase:

Pros:

1. High Capacitance: With a total capacitance of 2200 microfarads, this air capacitor can handle a significant amount of energy, making it suitable for use in high power radio transmissions.

2. Durable Design: Hammarlund capacitors are known for their high-quality construction and durability. The ES-676693-7 model is no exception, as it is built to withstand the rigors of heavy use.

3. Low ESR: The low Equivalent Series Resistance (ESR) of this capacitor ensures that it can deliver power efficiently, reducing power loss and improving overall system performance.

4. Large Size: The size of the capacitor may be an advantage for those with ample space in their radio equipment setup.

Cons:

1. Large Size: On the other hand, the large size of the capacitor may be a disadvantage for those with limited space. It may also add to the overall weight of the equipment.

2. Expensive: Compared to other capacitors with similar capacitance, the Hammarlund ES-676693-7 2x Air Capacitor is relatively expensive.

3. Requires Careful Handling: Due to its high capacitance, this capacitor can store a large amount of energy. It is important to handle it carefully to avoid electrical shocks or damage to the capacitor.

Conclusion:

The Hammarlund ES-676693-7 2x Air Capacitor is a high-quality, high-performance capacitor that is well-suited for use in high power radio transmissions. Its durable design, low ESR, and high capacitance make it a valuable addition to any radio equipment setup. However, its large size and high cost may be a disadvantage for some users. Ultimately, the decision to purchase this capacitor depends on the specific needs and budget of the user.

Recommendation:

If you are in the market for a high-performance air capacitor for use in high power radio transmissions and have the space and budget for it, then the Hammarlund ES-676693-7 2x Air Capacitor is a solid choice. Its high-quality construction, efficient power delivery, and reliable performance make it a worthwhile investment for serious radio enthusiasts. However, if you have limited space or a tight budget, you may want to consider other options with similar capacitance but smaller size and lower cost.

Details:

Two 2 Hammarlund ES-676693-7 air variable capacitor two.

part #: es6766937 price

  • $24.96

specifications vintacapacitor:

  • brand: Hammarlund
  • mpn: Es-676693-7
  • model: Hammarlund Es-676693-7
  • part type: Air Capacitor
  • country/region of manufacture: United States

general vintacapacitor:

  • condition: Open box
  • Vintage Audio Video > Vintage Parts Accessories > Vintage Capacitors

seller vintacapacitor:

  • # reviews: 1975
  • city: New York, New York
  • rating: 99.1%

returns vintacapacitor:

  • policy: No Returns

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shipping vintacapacitor:

  • class: Standard
  • carrier: USPS
  • service: USPS Ground Advantage
  • transit: 4-8 Days
  • type: Calculated
  • cost: $5.83

offer vintacapacitor:

  • started: August 7, 2025
  • options: Ship-to-home
  • best offers: True
  • quantity: 1
  • availability: In Stock
  • sold: 0
part type: air capacitor, country/region of manufacture: united states,
category: electronics > vintage audio video > vintage parts accessories > vintage capacitors, sku: 1110302544074781,

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  • Offer #1: $24.96 price + $6.72 shipping estimate = $31.68* total. two (2) Hammarlund air variable capacitor.+$6.72 shipping

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