12AX7 and 12AU7 tubes in Stereomour?

rbc3 · 1678

« previous next »
Pages: 1   Go Down

0 Members and 1 Guest are viewing this topic.

Offline rbc3

  • Full Member
  • ***
    • Posts: 85
on: March 19, 2015, 10:59:24 AM
Are 12AX7 and 12AU7 OK to use as drop in replacements of the 12AT7 in a Stereomour with 2A3 output tubes?

-Robert

Robert C

Paramount 1.1 300B, Tekton Design Seas Pendragon, Stereomour 2A3, Omega Hemptone 8, Acoustic Signature Challenger Mk3, JMW 9T, Dynavector XX2mkII, Clearaudio Balance, Quickie 1.1, Schiit Bifrost Uber, Mainline, Audeze LCD2.2, AKG K1000, HiFiman HE-500, Sennheiser HD650, AK120

Offline Grainger49

  • Hero Member
  • *****
    • Posts: 7175
Reply #1 on: March 19, 2015, 11:07:15 AM
Neither of them are equivalent tubes.  They do have the same pin out assignments but they will not be what the design calls for.  Neither will work in the right voltage and current range.


Pages: 1   Go Up
« previous next »