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Finished HiFi Preamplifier Board DIY Audio Amplifier Board Replacement for Marantz HDAM Classic Preamplifier
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Line Magnetic Audio LM-508IA 48W+48W Tube Amplifier Integrated Amplifier Tube Amp with Two VU Meters
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2x80W HiFi Digital Power Amplifier Board V1.6 Class D Amplifier Board for MERUS MA12070 with Toggle Switch
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4PCS Shuguang EL34-B Electron Tube Paired Audio Vacuum Tube Replace 6CA7 Fit Tube Amplifiers
Description:
4pcs electron tubes in a group. They are brand new and have been paired with same parameters.
EL34-B introduction: The output power is greater than 35W. EL34 is similar to 6CA7 and can be used interchangeably.
The difference between EL34A and EL34-B: EL34 series have two tube types: EL34A and EL34-B. EL34A adopts the misaligned gate structure of control grid and accelerating pole (g2), which belongs to pentode. EL34-B is the accurate grid of g1 and g2. It belongs to a beam tetrode, which is suitable for manufacturing power amplifiers with moderate power. It is also suitable for super linear circuits. The board consumption of EL34A is 25W, and the board consumption of EL34-B can reach 30W.
Compared with KT88, EL34-B's sound is more delicate and sweet and expressive.
Package Included:
- 4 x Electron Tubes
