NOS NIB Sylvania 7B7 Radio Tube New in Box 1940s' Vacuum Pentode - Servicemaster | eBay
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EMITRON UK MADE W149, 7B7 pentode valve/ tube, used tested (Z39) £12.00 - PicClick UK
Auction Ohio | Vacuum Tubes
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ZENITH TUBE RADIO
NOS Emerson 7B7 Vacuum tube - White Box - Tested | eBay
1pcs - Mullard W149 7B7 Vacuum Tube NOS NIB | eBay
7B7 @ The Valve Museum
7B7 | TubeDepot.com
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1pcs - Mullard W149 7B7 Vacuum Tube NOS NIB | eBay
4 7B7 Philco NOS? Audio Radio Vacuum Tubes Tested Good | #140404544
Preamp tubes
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NOS Emerson 7B7 Vacuum tube - White Box - Tested | eBay
7B7, Tube 7B7; Röhre 7B7 ID2855, Vacuum Pentode | Radiomuseum.org
Philco ONE (1) 7B7 Pentode Loktal AT1000 Weak Gassy or Leaky Vacuum Tube Audio 1938-1955 | Reverb
PHILCO 7B7
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Vacuum Tube - 7B7, Pentode, Remote Cut-Off | Antique Electronic Supply
Sylvania etc. ONE (1) 7B7 Pentode Loktal tNOS AT1000 TESTED Vacuum Tube Audio 1938-1955 | Reverb Italia
Engel Sound Experiment - Several single ended tube amplifiers
