This is a Lot of 6 Identical GE M2057 2057 Linear amplifier tubes all 6 are exacly the same. these are very hard to find and even harder to find this many alike. These were all tested on my B&K 70

 

This auction is for a fairly good working condition & its cosmic considering its age. I had bought this from here website long ago as a dud apparatus stenciled with white letter of NAVY ELECTRONIC

 

JBL Harkness C40 Early Model. Pair.JBL 175 Drivers with JBL 1217-1290 Horns. Impedance 16 Ohms. Drivers' serial numbers are 5834 and 6442.JBL 130A Woofers, 16 Ohms. Serial numbers 13775 and 13837JBL N

 

ONE MATCHED PAIR NOS NIB TELEFUNKEN <> DIAMOND ON THE BASE E88CC TUBES.GUARANTEED NOS AND TEST AS A TELEFUNKEN NOS TUBE SHOULD. TEST RESULTS ARE POSTED ON THE TUBESTHIS TUBE HAS A REPUTATION OF

 

I got this from an elderly lady whose husband was a CPA a generation ago. THIS IS AN ORIGINAL WITH ALL THE PAPERS AND IT WORKS GREAT!!!!!! It has the manual, the letter, the metal name tags, 15 day tr

 

Double Button Carbon Microphone 1920's , 9 " tall , ring 5-1/4 " diameter, mic element 3"diameter ,2-1/2 " wide , this element is huge ,but is has seen better day's mic is offered as is ,untested ,it

 

FISHER Stereo-Standard CR - 116 Cassette Deck with Dolby Sound In good working condition, bought new. We are updating our home theater system so no longer need. Thanks for looking.

 

ORIGINAL STANTON 681EEE phono cartridge WITH ORIGINAL very rare STANTON EEE II-S stylus in excellent condition.Fully tested and sounds great!

 

HERE IS A VERY NICE CLOSE MATCH PAIR OF VINTAGE SYLVANIA 6550A VINTAGE TUBES ! ! AS YOU CAN SEE THAT THESE TUBES ARE LABELED RCA, BUT THEY ARE MADE BY SYLVANIA ! ! THESE 6550A TUBES HAVE LONG GRAY WEL

 

RCA12BH7A Vacuum Tubes (Pair) These tubes test 140+ and 140+ on our calibrated Eico 667 dynamic tester (passing range is 80-140). Those are excellent scores on this tester and comparable to brand new