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SPRAGUE TVA-1657 Atom Tubecapacitors Tube Amplifier Capacitors 400V

Tva-1657 Sprague Vintage Atom Tube Amp Capacitors Lot 400v

( Brand: Sprague ), ( Manufacturer Part Number: TVA-1657 ), ( Model: ATOM ), ( Part Type: Tube Amplifier Capacitor ), ( Unit Quantity: 11 ), ( Country Of Origin: United States )

Review SPRAGUE Vintage Tubecapacitors Lot 400v

The Sprague TVA-1657 Atom Tube Capacitors are a premium choice for high voltage tube audio applications. These capacitors are designed to provide exceptional performance and reliability for your 400V tube amplifier.

Each capacitor features a tantalum solid electrolytic design, which offers several advantages over traditional electrolytic capacitors. Tantalum capacitors have a smaller size and weight, making them ideal for space-constrained applications. They also have a longer lifespan and lower equivalent series resistance (ESR) than electrolytic capacitors, resulting in better power handling and lower distortion.

The TVA-1657 capacitors are rated for a voltage of 400 volts and are available in various capacitance values, ranging from 100 to 3300 microfarads. The capacitors are RoHS compliant and have a temperature range of -55 C to 125 C.

The Atom Tube Capacitors are designed with a robust construction to ensure reliable operation in demanding tube amplifier applications. They have a rugged metal can with a vented top to prevent the buildup of internal pressure during high-current discharge. The capacitors also feature a low-inductance design, which reduces electrical noise and improves signal purity.

The TVA-1657 capacitors are an excellent choice for audiophiles and professional audio engineers seeking high-performance capacitors for their tube amplifiers. Their small size, long lifespan, and low ESR make them an ideal solution for applications where space and power handling are critical factors. With their rugged construction and exceptional electrical performance, these capacitors are sure to provide years of reliable service in even the most demanding tube amplifier applications.

Sprague TVA-1657 Atom tube capacitors are commonly used in high voltage applications such as tube amplifiers due to their reliable performance and high capacitance values. Here are some pros and cons of buying these capacitors for a 400V tube amplifier:

Pros:

1. High Voltage Rating: These capacitors are designed to handle high voltage applications up to 400V, making them an ideal choice for tube amplifiers.

2. Long-lasting: Sprague capacitors are known for their durability and long lifespan, ensuring consistent performance over an extended period.

3. High Capacitance Values: These capacitors offer high capacitance values, which are essential for providing the necessary power and tone shaping in tube amplifiers.

4. Low ESR (Equivalent Series Resistance): A low ESR rating ensures that the capacitor can discharge quickly, minimizing signal distortion and improving overall performance.

5. Excellent Temperature Stability: These capacitors have excellent temperature stability, ensuring that their capacitance value remains consistent over a wide temperature range.

Cons:

1. Cost: These capacitors are more expensive compared to other capacitor types due to their high-quality construction and specialized design for high voltage applications.

2. Size: The larger size of these capacitors compared to other capacitor types can make them less practical for some applications where space is limited.

3. Handling Precautions: Due to their high voltage rating, special precautions must be taken when handling and installing these capacitors to avoid the risk of electrical shock.

Conclusion:

Sprague TVA-1657 Atom tube capacitors offer several advantages for use in high voltage tube amplifiers, including their high voltage rating, long-lasting performance, high capacitance values, low ESR, and excellent temperature stability. However, their cost and larger size are potential drawbacks. If you're building or repairing a high-end tube amplifier that requires reliable and consistent performance, these capacitors are worth the investment.

Recommendation:

If you're building or repairing a high voltage tube amplifier, I would recommend using Sprague TVA-1657 Atom tube capacitors for their superior performance and reliability. While they may be more expensive than other capacitor types, their long-lasting performance and high-quality construction make them a worthwhile investment for serious audiophiles and audio professionals.

Details:

Lot of Sprague Atom Axial Electrolytic Capacitors NOS 7X - TVA-1657 25uf / 400vdc 3X TVA-1343 50uf 100vdc 1X ROE Predestine 100uf 250v 11pcs total.

specifications vintacapacitor:

  • brand: Sprague
  • mpn: Tva-1657
  • model: Atom
  • part type: Tube Amplifier Capacitor
  • unit quantity: 11
  • country of origin: United States

payments vintacapacitor:

  • other
  • wallet: Apple-pay
  • credit card: Discover

general vintacapacitor:

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

shipping vintacapacitor:

  • class: Standard
  • cost: $5.15
  • type: Calculated
  • carrier: USPS
  • service: USPS Ground Advantage
  • transit: 4-10 Days

returns vintacapacitor:

  • policy: Returns Accepted
  • paid by: Buyer
  • method: Money back
  • time: 14 Days

seller vintacapacitor:

  • city: Long Beach, California
  • # reviews: 34
  • rating: 100.0%

offer vintacapacitor:

  • options: Ship-to-home
  • started: October 27, 2025
  • sold: 0
  • quantity: 1
  • best offers: True
  • availability: In Stock
part type: tube amplifier capacitor, unit quantity: 11, country of origin: united states,
category: electronics > vintage audio video > vintage parts accessories > vintage capacitors, sku: 1302705854329641,

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