1. Vintage Tubes & Sockets Audio For Sale
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  3. RCA 56-256

RCA 56-256 Radio Audio Amplifier Electron Vacuum Tubes Globe Valves

56-256 Rca No Type 56 Radio Audio Amplifier Electron Vacuum 2 Tubes Valves Globe 256

( Brand: Rca ), ( Manufacturer Part Number: 56-256 ), ( Type: Vacuum Tube ), ( Tube Type: 56 256 ), ( Product Type: Vacuum Tubes ), ( Country Of Manufacture: United States )

Review RCA No Type 56 Radio Audio Amplifier Electron Vacuum Tubes Valves Globe 256

RCA 56-256 56-Tube Radio Audio Amplifier - Vintage Electron Vacuum Tubes Valves Globe 256

Step back in time with the RCA 56-256 56-Tube Radio Audio Amplifier, a testament to the golden age of radio and audio technology. This vintage amplifier, crafted by the renowned RCA brand, is a true collector's item and a must-have for anyone with a passion for classic electronics.

The RCA 56-256 houses an impressive array of 56 vacuum tubes, encased within a globed shape that adds a touch of elegance to any room. Each tube is carefully designed and tested to ensure optimal performance, delivering rich, warm, and clear audio that is unparalleled in its depth and quality.

This amplifier is not just a piece of equipment; it's a journey through audio history. The RCA 56-256 was first introduced in the 1930s and quickly became a staple in homes across the nation. Its robust design and superior sound quality made it a favorite among radio enthusiasts and audiophiles alike.

Today, the RCA 56-256 continues to captivate with its vintage charm and exceptional audio performance. Whether you're restoring a classic radio, building a vintage jukebox, or simply looking for a unique conversation piece, the RCA 56-256 is an unmatched choice.

Please note that this RCA 56-256 is an antique and requires careful handling and maintenance. It is not intended for everyday use but rather as a decorative piece or for use in specialized applications.

Experience the magic of yesteryear with the RCA 56-256 56-Tube Radio Audio Amplifier. Add this iconic piece to your collection and let the music of the past resonate in your present.

Analysis of RCA 56-256 56 Radio Audio Amplifier Electron Vacuum Tubes/Valves (Globe 256)

Pros:

1. Authenticity: These RCA tubes are original vintage components, providing an authentic audio experience reminiscent of the golden age of radio and hi-fi.

2. Power Handling: With a plate dissipation of 13.5 watts, these tubes can handle a fair amount of power, making them suitable for various applications.

3. Collectible Value: As vintage electronics, these tubes have a potential collectible value for audio enthusiasts and collectors.

4. Quality Sound: Vacuum tubes are known for their warm, rich, and natural sound compared to solid-state amplifiers.

Cons:

1. Limited Availability: Due to their age, these tubes may be difficult to find, and when available, they can be expensive.

2. Fragility: Vacuum tubes are delicate and require careful handling to avoid damage.

3. Maintenance: Older tubes require regular alignment and maintenance to ensure optimal performance.

4. Inefficiency: Compared to modern solid-state amplifiers, vacuum tubes are less energy-efficient and generate more heat.

Conclusion:

The RCA 56-256 56 Radio Audio Amplifier Electron Vacuum Tubes/Valves (Globe 256) offer a unique audio experience with their warm, rich sound. However, their limited availability, fragility, maintenance requirements, and inefficiency should be carefully considered before making a purchase.

Recommendation:

If you are an audio enthusiast or collector, these tubes could be a valuable addition to your collection. For those looking for a practical audio solution, it might be more beneficial to consider modern solid-state amplifiers, which are more efficient, reliable, and easier to maintain.

Details:

Tube tests: 68, 78 %. Tested on Triplet tube tester for shorts and leaks as well. Scale 1-1 good quality percentage on my Triplet starts at 54. Two 2 No type 56 256 RCA Radio tron and Cunningham vintage vacuum tubes, ST shape,made in USA.

Tubes have mesh plates,clear top, engraved base, bottom side foil fetter. Price is for all tubes pictured.

part #: 56256 prices

  • $18.99-$38.49

specifications tubesocketvintagego:

  • brand: Rca
  • mpn: 56-256
  • type: Vacuum Tube
  • tube type: 56 256
  • product type: Vacuum Tubes
  • country of manufacture: United States

returns tubesocketvintagego:

  • policy: Returns Accepted
  • paid by: Seller
  • method: Money back
  • time: 60 Days

offer tubesocketvintagego:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 1
  • best offers: True
  • started: September 5, 2025

shipping tubesocketvintagego:

  • transit: 5-11 Days
  • cost: $4.00
  • service: USPS Ground Advantage
  • carrier: USPS
  • class: Standard
  • type: Fixed

payments tubesocketvintagego:

  • wallet: Apple-pay
  • other
  • credit card: Diners-club

general tubesocketvintagego:

  • Vintage Audio Video > Vintage Parts Accessories > Vintage Tubes Tube Sockets

seller tubesocketvintagego:

  • rating: 99.8%
  • city: Irwin, Pennsylvania
  • # reviews: 18536
type: vacuum tube, tube type: 56 256, product type: vacuum tubes, country of manufacture: united states,
category: electronics > vintage audio video > vintage parts accessories > vintage tubes tube sockets, sku: 10236642222013632,
Rca 56-256 Is Similar To:
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2 offers $18.99–$38.49 USD
  • Unspecified. Offer #1 priced at $38.49 + $5.00 shipping estimate = $43.49* total. Price is for all tubes pictured. Tubes have black smooth hanging plates, clear top, engraved base, bottom side round foil getter.+$5.00 shipping
  • Unspecified. Offer #2 priced at $18.99 + $5.00 shipping estimate = $23.99* total. Tubes have black smooth plates, clear top, printed base, bottom side foil getter.+$5.00 shipping

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