This list is not intended as any kind of endorsement about the listed items, which in some cases I even don't appreciate anymore, but for the moment I cannot afford anything else!
Microphones
and sound enforcement
Sennheiser
MD416-U and Shure BETA 58A dynamic microphones
SM Pro Audio TC01 tube preamp & compressor
dbx 286A mic preamp & processor
Montarbo PROMIX 573 eight-channels stereo Mixer
Yamaha SPX-90 Digital effects processor
dB Technology MB80 powered monitor
Keyboards
and MIDI
Farfisa
VIP-370 analog electronic organ
Korg MS-20 analog monophonic synthesizer
Yamaha DX7 polyphonic synthesizer +
Grey Matter E! expansion board
Roland U-20 polyphonic synthesizer
Korg 707 strap-on polyphonic synthesizer
Korg WAVESTATION EX polyphonic synthesizer
Anatek POCKET RECORD portable self-powered MIDI
recorder
Yamaha MU80 GM/XG compatible MIDI expander
Studiologic VMK-188 Plus MIDI master keyboard
Other
stuff
SaeHan
SDC63 acoustic guitar with built-in pickup
Latin Percussion CYCLOPS LP150 hand tambourine
Hohner "Blues Harp" diatonic harmonica (tuned in G)
The huge PC hardware and software is voluntarily excluded, as well as the accessories (memory and sound cards, stands, cases, lots of cables...).