This is the rare large single plate type C347 globe or S shape vacuum tube made by Cunningham.  This is the early engraved base style and has the large black single plate and "fishing pole" top filament support springs.  It tests strong at 73 on our Triplett tester where 54 is minimum good for this tube.  The getter flash is large and shiny, the glass is tight, and there are no rattles or loose material inside the tube.  Restore your antique radio with the original tube!  Satisfaction guaranteed.  High bid gets the tube shown here.  IL residents pay 10% tax, outside of Il there is no tax, but international buyers will be subject to import duty.  We ship worldwide, all shipping is by first class mail only.

TERMS OF SALE: Serious bidders only, please.  Payment by PayPal is expected at auction close.  A PayPal account is required to bid on this auction.  We ship by first class mail to the name and address of the winning bidder provided to us by PayPal and/or eBay.  We declare the full value on the customs forms for any international shipments.  International bidders should be aware that first class mail cannot be tracked and that processing delays up to several weeks can occur in customs, which is beyond our control.