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2A3 RCA Tube (New Old Stock in Quad)

RCA 2A3 Tube
RCA 2A3 Tube

2A3 RCA Tube (New Old Stock in Quad)

  • Matched quad
  • In stock, ships in 1–2 days

Product information

Hand selected NOS (new old stock) RCA 2A3 tubes in matched quad. Incredibly low noise, low microphonic. It is simply the best 2A3 around. Due to its rarity, labeling on the tube may not be identical. There might be some slight variations in internal structure. However, all tubes have a matched electrical measurement.


  • RCA 2A3 tube x 4

In the box

  • WA33 (Standard Edition & Elite Edition)
  • WA234MONO