According to this answer citing RaM"A (124:11), you can answer Amen to any Berachah even if you don't hear it, so long as you know which one is being said. Does this apply only to Tefillah BeTzibur ...
What are the rules regarding which verses in the Tocacha (Vayikra 26:14-46) should be read in a loud voice?
I am a Ba'al Kri'ah (Torah reader). I have heard various versions regarding protocol for reading these verses. My custom has been to read all the verses in this section in a low voice except for the ...