Raytheon 6L7 Vacuum Tube, Very Strong, TV-7 Tested | eBay
6L7 Heptode. A vacuum radio tube by Visseaux #23100 | M-Ware
Tests NOS Matched Sleeve (5) RCA USA 6L7 Metal ST Vacuum Tubes - VIVA TUBES
Used RCA 6L7 Vacuum tubes for Sale | HifiShark.com
RCA 6L7 vacuum tube metal tube original box - Etsy Italia
6L7 VALVOLA NOS RCA TUBE VALVE LAMPE röhre RADIO EPOCA A VALVOLE 6Л7 VT87 CV1951 EUR 25,50 - PicClick IT
6L7 Heptode Tube. Mixer tube designed for service with a separate oscillator as the first detector in superheterodyne receivers. MFR: RCA. SKU:6L7. New old stock. No longer available for export.
1 X 6L7 TUBE. C120
6L7 | WESTINGHOUSE | HEPTODE TUBE At 4 € HT on Electols