Zenquito 5x50W : nearly the building end

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A few works (drilling, painting, placeing thramal grease between cooper and heatsinks)

An externally hosted image should be here but it was not working when we last tested it.


An externally hosted image should be here but it was not working when we last tested it.


An externally hosted image should be here but it was not working when we last tested it.


An externally hosted image should be here but it was not working when we last tested it.


An externally hosted image should be here but it was not working when we last tested it.


An externally hosted image should be here but it was not working when we last tested it.



The zenquito come slowly to live


An externally hosted image should be here but it was not working when we last tested it.


The turn on card with soft start, on/off push circuit, and a 12V power supply for the speakers protection system against CC.

An externally hosted image should be here but it was not working when we last tested it.


Marc
 
manu67 said:
formidable travail de mécanique!!! vraiment superbe!

félicitations

Thanks Voisin,

I have some news. My amp is finished and i made first listening seance today late afternoon.
I Have few pbs during the end of construction. I exploded one Capa (BC C154 22000µF/40V), oune Pi resistor 1R 25W, and i have some pbs with the turn on system. All these are resolved. here are some pics of definitf wiring :

An externally hosted image should be here but it was not working when we last tested it.


New Pi resistors :

- 0.22R 50W/secondary for rear and central ch
- 0.22R 25W/secondary/amp card => 4 for 2 cards

An externally hosted image should be here but it was not working when we last tested it.


Here is my HP CC protection System with relay card and detection card

An externally hosted image should be here but it was not working when we last tested it.


An externally hosted image should be here but it was not working when we last tested it.



Central front and rear ch are polarized in AB classe with 50W output power : 220mA 0V offset

Front Ch are polarized up to 20W in A class than up to 50W in AB class : 1.12A 0V offset.

Marc
 
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