Sophia Electric Blue Glass 300B 2.5V Tubes for 2A3 Amplifiers (email notification sign up)
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Want more power and more sonic dynamic headroom in your 2A3 amplifier? This Sophia Electric blue glass 300B/2.5V is the answer. Just plug in and play without any further modification on the amplifier, and then you will have a sweet 300B sound in your 2A3 amplifier.
Pricing:
Option 1: $599.99 per premium matched pair with one year warranty.
Option 2: $550 per premium matched pair with 30 days warranty.