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Model: SKU13-1Part Number: 12AX7 EHBrand: Electro Harmonix
The 12AX7 EH provides high gain with ultra low noise and a detailed - musical tone. Unique spiral filament eliminates that filament-to-cathode induced hum common on AC-powered amps. This tube can be used in phase inverters / preamp sections / driver sections - It does well in all applications.
These are premium and tested on specialised digital and analogue testing equipment by Karltone as follows
Test results are provided with purchase