Jolida JD300B - Upgrade Package

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Tube upgrade package includes

2 TubesEH-300B Electro-Harmonix 300B Gold Grid
2 TubesRU-5U3C-Grey Winged "C" (SED) 5U4-G Grey Plate
2 TubesPS-7025 Preferred Series 7025
2 TubesMU-12AT7 Mullard 12AT7WA / CV4024
This is a tube upgrade set for the Jolida JD300B amp. These vacuum tubes are often recommended by the amplifier manufacturers themselves as upgrades to the original equipment tubes.

We’ve been supplying tubes for over 20 years. Use our extensive knowledge, experience and customer feedback to select re-tube packages that will work great in your tube amp.

Also Available:
Premium PackageUltimate Package

Additional Information and Downloads

Upgrade Package - Click for more information.

Bias Type:Cathode Bias (Self Adjusting)

Warranty Information and Return Policy

Warranty may vary for tubes in this package. See included tubes webpages for specific warranty details.

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