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Sovtek EL84 Matched Quad (MQ) Vacuum Tube Set of 4
Product Details
Set of 4 Russian Sovtek EL84 vacuum tubes.
Can be used for quad configurations in amplifiers, or as two matched pairs for push-pull setups.
Tubes only.
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.

