Concertgebouw Orchestra Chorus Michael Tilson Thomas Charles Ives Symphony 3 Orchestral Set 2 CBS Records Stereo LP IM 37823 Muir Mathieson Transconductance measured 72 for Tube

Transconductance measured 72 for Tube One and 76 for Tube Two where minimum (65%) is 58

These tubes have acid-etched codes and designations as well as silk-screened 67-05 67-22 188-5 and 68-26 188-5 67-50 production run/provenance codes

Transconductance measured 49/49 where minimum (65%) is 36/36

These four new old stock

This matched pair of Tung-Sol black glass 6K6GT tubes was tested on our Maxi-Matcher tube tester with 325 volts on the plates and a bias of -36 volts

Concertgebouw Orchestra Chorus Michael Tilson Thomas Charles Ives Symphony 3 Orchestral Set 2 CBS Records Stereo LP IM 37823 Muir Mathieson Transconductance measured 72 for TubeI just cleaned this album on my VPI 16. 5 record cleaner and then played it on my Rega Planar Three. This LP sounds great! An 8 8. 5 out of ten. IF YOU FEAR DAMAGE OR LOSS OF PARCEL IN TRANSIT, PLEASE INSURE IT! OUR SHIPPING RESPONSIBILITY ENDS WHEN THE PARCEL IS ACCEPTED AND SCANNED BY THE US POSTAL SERVICE. ETSY IS CLEAR ON THIS. SOMETIMES THERE ARE INITIAL SCANNING DELAYS. WE HAVE ACCESS TO THE SAME INFORMATION YOU DO AND IT IS YOUR RESPONSIBILITY