I purchased this tube just a few days ago as I went through a process of trying out different tubes in my microphone. I left the tube in my microphone for about 36 hours with the power on to "burn in"

 

AMPEREX 12AU7 TUBES 1 - BUGLE BOY long gray plates, top slanted "D" foil getter TEST = 100/98 2 - AMPEREX WHITE LABEL long gray plates, top "D" foil getter TEST = 100/100 3 - AMPEREX ORANGE LABEL shor

 

Harman Kardon Citation 7.0 AV Controller - Newest Version. Original cost $3,500. Music and video don't get any better. You will thrill to 7.2 Channel Analog Surround Sound with 6-Axis steering technol

 

2 United Electronics 805 Tubes,pair USA manufacture--selling as used-tested good at 800V Always willing to combine shipments Certain countries will ship EMS only-contact me-countries include Russia,Si

 

musselmanstreasures Store Pair of Vintage Sylvania VT-52 Vacuum Tubes Unable to test....will gladly refund if they do not work. See my other auctions for more vintage tubes and save on combined shippi

 

member238872 Store Bidding on a Newcomb AVT-1270V Vintage record player. Unit power up and the platter spins at all speed. The Phono Cartridge got detached from the headshell, just one wire holding it

 

MARANTZ SUPERSCOPE C-204 PROFESSIONAL CASSETTE RECORDER AS IS Item is in good physical condition.Missing back battery cover, see photo. When I push play button, I hear a noise but the tape does not ru

 

Fabulous looking and working condition. Comes with everything in pictures. Posted with eBay Mobile

 

ANTIQUE RADIO SPEAKER HORN; 1925 ATWATER KENT?? This is from an estate and is the non-metallic horn only, as pictured. No one could find the transducer that fits on the flange that is 1-3/4" in diamet

 

PLEASE NOTE: The shipping calculation you see here is for simply taping up the original box seen in the pics and putting it in the mail. If you would like to have this box packed and shipped inside a