VINTAGE 7A7, RF/IF STAGE PENTODE VACUUM TUBE, HICKOK 539C TESTED, GOOD, USED!

GOOD? OF COURSE! "DUD'S BELONG IN THE TRASH"! ART OBERMEYER 

WAS MY FATHER IN LAW. HE PASSED AWAY IN '09.HE WORKED ON RADIO'S 

FOR 78 YEARS. MADE MY SON AND I'S RADIO COLLECTION POSSIBLE. 

"DUD'S BELONG IN THE TRASH" WAS ONE OF HIS FAVORITE' EXPRESSIONS. 

THE TECHNICIAN THOUGHT DISPLAYING BURNT TUBES (OR ANY OTHER

BROKEN OR UN-REPAIRABLE THING) WAS RIDICULOUS! I HAVE NOT FOUND 

ANY "DUD'S" IN HIS HOARD. HE KEPT THE PARTS INVENTORY, NOW IT HAS 

PASSED TO ME. I HAVE ALL KINDS OF VINTAGE RADIOS AND RELATED ITEMS 

THAT I CAN LIST! I COULD TAKE REQUESTS FOR LISTING TUBES! IF YOU DO

NEED A SPECIFIC TUBE, YOU COULD MESSAGE ME AND I COULD SEND YOU 

A QUOTE/OFFER. EITHER WAY I HAVE WAY TO MUCH STUFF IN THIS HOUSE. 

STORAGE IS FULL! MAKE AN OFFER I CAN'T REFUSE! THANKS FOR LOOKING

AND YOUR BIDS! PLEASE CHECK BACK SOON AND OFTEN! YOU JUST NEVER 

CAN TELL WHAT YOU WILL FIND HERE! IF YOU HAVE ANY QUESTIONS OR 

NEED ADDITIONAL INFORMATION, YOU CAN MESSAGE THROUGH EBAY OR 

VISIT OUR STORE.