When listening to streaming music from the smartphone it is useful to have some tone/volume control in front of the tube amplifier.
I like this one (Behringher Mini-FBQ).
It comes without a wood box but it is quite simple to build a box that suits you fine.
Omnes feriunt, ultima necat.
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Topic - Mini equalizer for tube amplifiers - cellailuca 11:09:01 01/29/21 (0)