kowalj2009: 2006 vs 2021
kowalj2009: Vacuum tube preamp.
kowalj2009: vacuum tubes and gold
kowalj2009: natural veneer
kowalj2009: 20211004_191910
kowalj2009: Tube amplifiers.
kowalj2009: wood and tube amplifier
kowalj2009: Tube amplifier EL34 PP
kowalj2009: Tube amplifier.
kowalj2009: 6550 SE
kowalj2009: tube amplifier under construction
kowalj2009: Iris sibirica
kowalj2009: somewhere in central Poland
kowalj2009: 20210418_120511
kowalj2009: winter
kowalj2009: Pionier U 1953
kowalj2009: vacuum tube GM-70
kowalj2009: tube amplifier
kowalj2009: tube amplifier
kowalj2009: 6550 SE amplifier.
kowalj2009: Very old board in a tube amplifier
kowalj2009: sunset
kowalj2009: 20200823_085950
kowalj2009: sunset on the river
kowalj2009: quadrophony