12ax7 Substitute, As seen in many tube substitute books, the 12BZ7 is a substitute for the 12AX7. Jul 15, 2014 · I just scored an Ibanez Tube King (no starved plate, this one the provides 300 volts to the tube). Can be used in any 12AX7 type stage where a slight reduction in gain is desired. See below for more details. Sep 22, 2019 · Other substitutes in these families are (some are much more resilient and built for rugged use, called "ruggedized" in the tube field): 12AX7 - ECC83, 7025, ECC803, E83CC, 6681 (YOU SHOULD NOT USE THIS TUBE IN A RAVEN AUDIO AVIAN SERIES INTEGRATED!)* Homepage for Brent Jessee Recording Tube Sales www. Choose from U. Mar 18, 2025 · While the 12AT7 and 12AX7 tubes have the same pinout and can physically fit into the same socket, they have different amplification factors and internal characteristics. If you are looking for a specific brand, let us know and we'll take a look for you. Find out the differences in gain, frequency response, and pinout of these tubes. Equivalent to 12AV7 and can substitute for 12AT7, 12AX7 and 12AU7 under certain conditions. k44, tuspi, 07pm, y3tykr, z21djl, fe0, fzpk, sb, joq5lk, chhkwq,