Handcrafted Hi-end

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50 W push-pull power amp with

807

 preamp  With 6J5

50 W single-ended power amps with 813

two-chassis-preamp 35 W power amp with 6L6

150 W single-ended power amps with 833

two-chassis-preamp with 6SK775 W push-pull power amps with 807

25 W class A push-pull amplifier with 6L6

Two-chassis-Preamp with 6SK7GT

75 W RMS push-pull amplifiers with 807

Single-ended preamp with 811A

12 W single-ended amp with 2A3

32 W single-ended power amp with 300B

50 W single-ended

power amp with

211

sp

ecia

l pre

amp

for 2

11

pow

er a

mps

Two-chassis-preamps for 2A3 amps

12 W RMS single-ended amp with 2A3

push-pull power amps with

6550

a detail

top view

 

single-ended power amps with

813

single-ended power amp with GK71

a special design of single-ended with 2A3

iv100m power amp

transistor integrated amp "strongbox"

four chassis mosfet line preamplifiers

30 W RMS stereo push-pull amp with 6L6GC + its passive preamp

I50j mosfet integrated amp

I40r integrated amp

70 W transistor integrated amp mod. 7070A

Class A 30 W mosfet integrated amplifier mod. 3030A

40 W RMS push-pull stereo amp with EL34

PL-MV9-R two-chassis-preamp

100 W RMS single-ended amps with GU81M

GU81M single-ended amp, a detail

40 W push-pull amps with 5881

Dual mono line preamps

300B amp, one channel

50 W single-ended amps with 813

EL84 push-pull amps

Preamp for EL84 amps

Mod. CS3-r

DA converter mod. DA25

Model M1

M1 at 2001Las Vegas CES

model M2

model  

E3r 

first series

Models E1r and D3r

J series loudspeakers + M7

J series loudspeakers + M7 J series loudspeakers + M7

Model J2

Mod. J3

Model M9

model M7

LB series loudspeakers

LB series loudspeakers

model 

C18

Mod.LB2

 model

E4r

evolution

  model

  

E1-5r

model

E1r  

model 

D3r

soundproofing panels

Onken loudspeaker with triaxial handmade component  

  preamp + amplifier + speakers made by solid wood

a special design for a church

   

an example 

of restored vintage

loudspeaker

(Cizek)

vintage amplifier 

and speakers restored 

andupgraded

a restored loudspeaker of the end

of  the 60's