Is it Summer yet? Don't forget to re-tube for summer gigs!

Electro-Harmonix 7591A Matched Pair


Reproduction of NOS 7591A found in many vintage gear such as HH Scott, Fisher, Eico, McIntosh and Ampeg. Measures 3 1/4 inches (85 mm) tall and 1.45 inches (37 mm) dia so please make sure you have clearance.

Fits and sounds superb in our McIntosh MC225. Price is for a matched pair.



Manufacturer Electro-Harmonix
Configuration Matched Pair
Package Includes
  • 2 x Electro-Harmonix 7591A