Sophia Electric Blue Glass 300B 2.5V Tubes for 2A3 Amplifiers (email notification sign up)

Specification Sophia Electric blue glass 300B/2.5V tubes are currently out of stock.  Sign up here for email notification 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.