900W H-class PA Amp with Limiter

[prastyo]

May I know who built H900 with TL071 as step driver using coolet's PCB?

Hi jaagut,

I have made one pair of this amp.. 🙂

 

[suryadi5417]

May I know who built H900 with TL071 as step driver using coolet's PCB?

Look post 2527 😎

 

[jaagut]

Look post 2527 😎

Wow! nicely done Suryadi!

 

[SERGIODS]

¿?

PCB for V2

What are the differences between this version and the version two? (Apex H900 v2)

 

[andrewlebon]

H900 V2 has 3 pin MUR1620 H900 has 2 pin MUR

 

[SERGIODS]

Thank you.

H900 V2 has 3 pin MUR1620 H900 has 2 pin MUR

havia I already noticed. but I could not edit my post, so it was left without modificar.solo was by ultra fast diodes.

 

[Lucky Hawk]

This pcb design by 'coolet' use TL071 for step driver.
Regards

I Need Schematic & PCB Layout (bottom)

 

[Lucky Hawk]

PCB component layout for TL072. 3 step circuit from vertex is corect.

Can use this for mosfet amp (class A/B) and make the amp for class H ? And What advantages class H amps than the class A / B amps in addition to wattage increases ?

 

[Lucky Hawk]

Can use this for mosfet amp (class A/B) and make the amp for class H ?
And What advantages class H amps than the class A / B amps in addition to wattage increases ?
What is the size of PCB in mili Meter ?

Sory I can't edit the previous comments, Thank

 

[vorezky04]

This is my H900 With some modification as use STEPER BJT and more..
Thank you APEX

 

[khalsa]

excelent pcb

 

[black]

hy vorezky 04 you have the schematic step-up? thanks

 

[supratman]

where to buy in indonesia.... sory my english...

 

[supratman]

This is my heatsink..very cheap..

kang beli dimana bagaimana saya bisa hubungi kang rezky
wheere to buy, pls phone no. sorry my engglish..

 

[nugroho]

This is my H900 With some modification as use STEPER BJT and more..
Thank you APEX

hai vorezky04,

may you share pdf file for the pcb design?

thank you

best regard

 

[rizqi]

here is my prototip..

 

[suryadi5417]

for everybody want to try at home...😀

 

[SERGIODS]

🙂

for everybody want to try at home...😀

excellent contribution you made modifications partner, to be of b500 to H900

 

[suryadi5417]

excellent contribution you made modifications partner, to be of b500 to H900

Thats not my design ,thats COÓLET design...😀

 

[SERGIODS]

Thats not my design ,thats COÓLET design...😀

could put the original link