Single sided PCB for Zen v4

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It's not simple to belive, that Zen V4 and Bride of Zen sound better that my Rotel RA970 or friends Unison Research Simply Two (also single ended with on EL34 per chanel). The sound stage is enormousness big when listen Harry's Belafonte At Carrnegie Hall.

I have one question. In my opinion Bride of Zen invert the phase of the signal, but Penultimate Zen V4. does not. To adjust the absolute phase I reverse the cables on Zen V4 output. Is this correct ?

best regards,
Leon
 

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CONFUSED

hello Kirc,
sorry for disturbing, but there is aproblem with my(yours pcb for zen v4) pcb. I mark drill holes where will be, all is ok, except when i carefuly looked to yours pictures(all) i saw that last,done pcb(cooper side) is invert.

OF COURSE i CAN INVERT THE COOPER SIDE IMAGE(reverse,and also upside down) then all holes in componenets side come together pcb cooper side holes.

THIS IS WILL BE SOME PROBLEMS WHEN i WILL HAVE REVIRE TRANSISTORS..

MAYBE i MAKE MISTAKE- SOME YOURS PICTURES i ACCEPT LIKE LAYOUT COMPONENETS SIDE, AND IN REAL IT WAS COOPER SIDE, BUT WHICH? THIS PICTURE WITH BLACK MARKS-CAPASITORS,REZISTORS PLACES SHOWING IS DETAILS LAIYOUT SIDE, ALSO TWO PCB(NOT DONE YET) IN ONE PIC IS COOPER SIDE. i AM CONFUSE A LITTLE. THIS IS MY FIRST diy, i WOULD BE VERY THANKFULL FOR ADVICE..
 
After finding this old thread a few days ago, I couldnt resist etching a couple of boards🙂 Here is the result. Quite a foottapping excperience😉 It sounds delicious🙂 I only had to twist the legs of the input transistor a bit! The layout is obviously for a irf610, I guess. I used the zvp3310! This must be the easiest and cheapest way to get a very well sounding amp😀

Steen😎
 

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