Hangladak:
270 l loudspeaker
900 l brutal faded horn
Celestion box
Celestion bass horn
Fane box, with one 15"
Fane box, bigger
Fane loudspeaker
Fane Longhtrow
Simple closed enclosure
Monitor loudspeaker
ElectroVoice MTL-4
The most brutal loudspeaker on Earth (Photo)
Real big horn
Celestion W-BIN cabinet
Little box
Wega PA loudspeaker
Wega picture

Erositok:
Simple 100w amp
160w N-FET amp
Really good 600w 4 ohm amp
STK schematics
STK moduls' parameters
STK placing
STK pcb (zipped)

Egyebek:
6MeV energy russian electron accelerator (documentation and the device can be seen on request)
DC-DC converter
DC-DC converter parts list
Equalizer
12+4+2 channel mixer picture
4+4 channel disco mixer picture
Dynaccord mixer complete sch 8/1
Dynaccord mixer complete sch 8/2
Dynaccord mixer complete sch 8/3
Dynaccord mixer complete sch 8/4
Dynaccord mixer complete sch 8/5
Dynaccord mixer complete sch 8/6
Dynaccord mixer complete sch 8/7
Dynaccord mixer complete sch 8/8
Dynaccord mixer blockscheme
450Mhz 25W RF amplifier
Crossfader