These are (2) 6L6GB Black Plate vacuum tubes. The Sylvania is definitely NIB and the RCA looks to be new, but I can't be sure as the box is not original. However I tested them both on my Hickok 539C t

 

This auction is for a Ross Mark-400 battery operated reel to reel tape recorder from the 1960's or 70's. This recorder is portable and lightweight (about 3 pounds). It is made to run off (2) C & (

 

TWO (2) USED AMPEREX VACUUM TUBES, NUMBER " 6CA7 // EL34 ". TUBE # 1 READS " 8250 MICROMHO'S " TUBE #2 READS 8000 MICROMHO'S. THE REJECTION POINT ON THIS TUBE TESTER IS "1430 MICROMHO'S". THESE TUBES

 

Item: TECHNICS QUARTZ SL-7 DIRECT DRIVE AUTOMATIC TURNTABLE SYSTEM Cosmetic Condition: UNIT IS USED Does not come with: MANUALS OR ANY OTHER ACCESSORIES Special Notes: The item pictured is the item yo

 

Very nice collectible Technics turntable 45 adapter...

 

Pair of 6F8G vintage Radio tubes. One is marked Micro other is Sylvania. See my other listings for more vintage radio tubes. I am selling all these tubes untested because I do not have the equipment t

 

This auction is for a B&K model 700 Dynamic Mutual Conductance Tube Tester. This tester is for parts or repair. This tester was found at a estate sale along with other test equipment. The tester l

 

Up for auction is ONE Goodmans Midax Horn High Frequency Filter with (2) horn jacks, and 43" of wire. Although I have two of these, this auction is for one unit, as there are allot of Royal Guardsman

 

14 8-Track Tapes: Barbara Streisand Greatest Hits Volume 2 Barbara Streisand: Live Concert at the Forum Donna Summer: Greatest Hits Volume 2, On the Radio Best of Joe Walsh Hitline Volume 1 Hitline Vo

 

I HAVE FOR SALE (2) TELEFUNKEN 6BQ5/EL84 USED TESTED VACUUM TUBES,. .(MADE IN WEST GERMANY) (1) TUBE IS BRANDED HARMON KARDON AND THE OTHER IS BRANDED G.E. THEY HAVE GREY PLATES AND TOP HALO GETTERS .