7591A Electro Harmonix Power Tetrode
Available in Singles, Matched Pairs and Matched Quads
The Electro Harmonix 7591A was designed as a replacement for the Sovtek 7519XYZ tube and by using this tube you won't be required to run the resistor mods any longer.
without requiring the resistor mod. This tube replaces the Sovtek 7591XYZ. You won't need to install the resistor mod for this tube. Ideal for the Scott or Fisher amps.
- Matched Pairs
- Matched Quads
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