Rare Mullard 7025 Low Noise 12AX7 ECC83 Tube I61 Amplitrex Test 12AX7 B339 D
Here we have for sale is a rare and hard to find Mullard 7025 tube. Low noise variant of their I61 series 12AX7 ECC83 Tube. I61 series tube with the copper grid rods, 14mm grey plates and O-getter.