6F6/1613 Power Amplifier Pentode Tube. Designed to be utilized in the power output phase of the amplifier. MFR: RCA. SKU: 6F6. New old stock. No longer available for export.
JJ 6V6S il tubo a vuoto della slovacchia sostituisce tutti i marchi 6V6 6V6GT 6P3P 6F6 6N6C Test e corrispondenza della fabbrica del tubo di potenza - AliExpress
Vacuum Tube - 6F6, Pentode, Power | Antique Electronic Supply
True NOS NIB Date Matched Pair Ken-Rad JAN-CKR-6F6/VT-66 Metal Rust Tubes - VIVA TUBES
2 X 6F6 RCA TUBE. 1960s PROD. 106/105% MATCHED PAIR 3. CF ENA
6F6G | UNSORTED | PENTODE AUDIO TUBE At 12 € HT on Electols
6F6 G tube nos nib MULLARD preamp tubes amp 349a we valve s black cv1186 nr85 | eBay