2 Comments

  1. Yes, I agree.

    Although if you want active high muting, you may prefer to use an Nchannel MOSFET (e.g. DMN53D0LW-7) instead of a PNP bipolar. And then rearrange the resistors to support the NMOS.

  2. i dont know if my original post was deleted but here it is

    I want to build a very simple circuit ( has to do with RF signal )

    I need those transistors – that I can’t find anywhere.

    1x NTE123AP Transistor for Q1

    1x DTA124ES Transistor for Q2

    according to this website:

    I could replace the NTE123AP for a simple BC537, BC538

    I am also looking for a replacement for the DTA124ES

    Any toughts? I really appreciate any help.

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