6SN7 or 6SL7 6N8P 6N9P 5692 CV181 vacuum tubes were originally used on the machine. After plugging in the adapter, you can use 7N7 or 7F7 vacuum tubes.
op is 7N7 or 7F7 vacuum tubes. Bottom is 6SN7 or 6SL7 6N8P 6N9P 5692 CV181 vacuum tubes.
Quantity:1piece
Production Introduction 1.Use gold-plated ceramic socket. 2.Housing material uses high-quality copper 3. Liquid epoxy Resin encapsulation to ensure the perfect shielding property. 4. gold plated pins for long life,Tough gold pins with a thick gold plating. 5. Outstanding soldering taken in every adapter. Tin plated.