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USSA-5 PCB GB

If any board left I'll be happy to raise from 1 set to 2 set
.
1) Patriz 1 set black colour mask
2) nfsgame, Germany - 2 sets
3) baswamin, India - 3 sets (1 set each for baswamin, Samuel Jayaraj, Manniraj, common shipping to baswamin)
4)Thimios-2 sets(4 pcb)
5)ravid, India - 3 sets
6) BDL, Romania - 1 set
7) Luke - 2 sets
8) vvs07 - 2 sets
9) nounouchet - 1 set
10) PJN, US - 1 set
11) torb, Finland - 1 set
12) theoracle, New Zealand - 1 set
13) JJGB, Finland - 1 set
14) sledwards12375, US - 1 set
15) e_fortier, Canada - 1 set
16) stlblue, USA, 1 set
17) niner, USA, 1 set
18) nycavsr2000, USA - 1 set
19) danny_66, Belgium - 1 set
20) vasilis-Greece-2 sets
21) tonza75, Finland 1 set
22) Arthur Hong Kong 2 sets
23) Emynet, Italy - 1 set
24) tomtest, Germany - 1 set
25) pieter t - 2 sets
 
1) Patriz 1 set black colour mask
2) nfsgame, Germany - 2 sets
3) baswamin, India - 3 sets (1 set each for baswamin, Samuel Jayaraj, Manniraj, common shipping to baswamin)
4)Thimios-2 sets(4 pcb) i prefer black for Solder mask.
5)ravid, India - 3 sets
6) BDL, Romania - 1 set
7) Luke - 2 sets
8) vvs07 - 2 sets
9) nounouchet - 1 set
10) PJN, US - 1 set
11) torb, Finland - 1 set
12) theoracle, New Zealand - 1 set
13) JJGB, Finland - 1 set
14) sledwards12375, US - 1 set
15) e_fortier, Canada - 1 set
16) stlblue, USA, 1 set
17) niner, USA, 1 set
18) nycavsr2000, USA - 1 set
19) danny_66, Belgium - 1 set
20) vasilis-Greece-2 sets
21) tonza75, Finland 1 set
22) Arthur Hong Kong 2 sets
23) Emynet, Italy - 1 set
24) tomtest, Germany - 1 set
25) pieter t - 2 sets
________
 
Member
Joined 2011
Paid Member
1) Patriz 1 set black colour mask
2) nfsgame, Germany - 2 sets
3) baswamin, India - 3 sets (1 set each for baswamin, Samuel Jayaraj, Manniraj, common shipping to baswamin)
4)Thimios-2 sets(4 pcb) i prefer black for Solder mask.
5)ravid, India - 3 sets
6) BDL, Romania - 1 set
7) Luke - 2 sets
8) vvs07, US - 2 sets - green soldermask
9) nounouchet - 1 set
10) PJN, US - 1 set
11) torb, Finland - 1 set
12) theoracle, New Zealand - 1 set
13) JJGB, Finland - 1 set
14) sledwards12375, US - 1 set
15) e_fortier, Canada - 1 set
16) stlblue, USA, 1 set
17) niner, USA, 1 set
18) nycavsr2000, USA - 1 set
19) danny_66, Belgium - 1 set
20) vasilis-Greece-2 sets
21) tonza75, Finland 1 set
22) Arthur Hong Kong 2 sets
23) Emynet, Italy - 1 set
24) tomtest, Germany - 1 set
25) pieter t - 2 sets
 
1) Patriz 1 set black colour mask
2) nfsgame, Germany - 2 sets
3) baswamin, India - 3 sets (1 set each for baswamin, Samuel Jayaraj, Manniraj, common shipping to baswamin)
4)Thimios-2 sets(4 pcb) i prefer black for Solder mask.
5)ravid, India - 3 sets
6) BDL, Romania - 1 set
7) Luke - 2 sets
8) vvs07, US - 2 sets - green soldermask
9) nounouchet - 1 set
10) PJN, US - 1 set
11) torb, Finland - 1 set
12) theoracle, New Zealand - 1 set
13) JJGB, Finland - 1 set
14) sledwards12375, US - 1 set - Green soldermask
15) e_fortier, Canada - 1 set
16) stlblue, USA, 1 set
17) niner, USA, 1 set
18) nycavsr2000, USA - 1 set
19) danny_66, Belgium - 1 set
20) vasilis-Greece-2 sets
21) tonza75, Finland 1 set
22) Arthur Hong Kong 2 sets
23) Emynet, Italy - 1 set
24) tomtest, Germany - 1 set
25) pieter t - 2 sets
 
1) Patriz 1 set black colour mask
2) nfsgame, Germany - 2 sets
3) baswamin, India - 3 sets (1 set each for baswamin, Samuel Jayaraj, Manniraj, common shipping to baswamin)
4)Thimios-2 sets(4 pcb) i prefer black for Solder mask.
5)ravid, India - 3 sets
6) BDL, Romania - 1 set
7) Luke - 2 sets
8) vvs07, US - 2 sets - green soldermask
9) nounouchet - 1 set
10) PJN, US - 1 set
11) torb, Finland - 1 set
12) theoracle, New Zealand - 1 set
13) JJGB, Finland - 1 set
14) sledwards12375, US - 1 set - Green soldermask
15) e_fortier, Canada - 1 set
16) stlblue, USA, 1 set
17) niner, USA, 1 set
18) nycavsr2000, USA - 1 set
19) danny_66, Belgium - 1 set
20) vasilis-Greece-2 sets
21) tonza75, Finland 1 set
22) Arthur Hong Kong 2 sets
23) Emynet, Italy - 1 set
24) tomtest, Germany - 1 set, black solder mask
25) pieter t - 2 sets
 
1) Patriz 1 set black colour mask
2) nfsgame, Germany - 2 sets
3) baswamin, India - 3 sets (1 set each for baswamin, Samuel Jayaraj, Manniraj, common shipping to baswamin)
4)Thimios-2 sets(4 pcb) i prefer black for Solder mask.
5)ravid, India - 3 sets
6) BDL, Romania - 1 set
7) Luke - 2 sets
8) vvs07, US - 2 sets - green soldermask
9) nounouchet - 1 set
10) PJN, US - 1 set
11) torb, Finland - 1 set
12) theoracle, New Zealand - 1 set
13) JJGB, Finland - 1 set
14) sledwards12375, US - 1 set - Green soldermask
15) e_fortier, Canada - 1 set
16) stlblue, USA, 1 set
17) niner, USA, 2 sets
18) nycavsr2000, USA - 1 set
19) danny_66, Belgium - 1 set
20) vasilis-Greece-2 sets
21) tonza75, Finland 1 set
22) Arthur Hong Kong 2 sets
23) Emynet, Italy - 1 set
24) tomtest, Germany - 1 set, black solder mask
25) pieter t - 2 sets
 
1) Patriz 1 set black colour mask
2) nfsgame, Germany - 2 sets
3) baswamin, India - 3 sets (1 set each for baswamin, Samuel Jayaraj, Manniraj, common shipping to baswamin)
4)Thimios-2 sets(4 pcb) i prefer black for Solder mask.
5)ravid, India - 3 sets
6) BDL, Romania - 1 set
7) Luke - 2 sets
8) vvs07, US - 2 sets - green soldermask
9) nounouchet - 1 set
10) PJN, US - 1 set
11) torb, Finland - 1 set
12) theoracle, New Zealand - 1 set
13) JJGB, Finland - 1 set
14) sledwards12375, US - 1 set - Green soldermask
15) e_fortier, Canada - 1 set
16) stlblue, USA, 1 set
17) niner, USA, 2 sets
18) nycavsr2000, USA - 1 set
19) danny_66, Belgium - 1 set
20) vasilis-Greece-2 sets
21) tonza75, Finland 1 set
22) Arthur Hong Kong 2 sets
23) Emynet, Italy - 1 set
24) tomtest, Germany - 1 set, black solder mask
25) pieter t - 2 sets
26) asanden - 1 set
 
1) Patriz 1 set black colour mask
2) nfsgame, Germany - 2 sets
3) baswamin, India - 3 sets (1 set each for baswamin, Samuel Jayaraj, Manniraj, common shipping to baswamin)
4)Thimios-2 sets(4 pcb) i prefer black for Solder mask.
5)ravid, India - 3 sets
6) BDL, Romania - 1 set
7) Luke - 2 sets
8) vvs07, US - 2 sets - green soldermask
9) nounouchet - 1 set
10) PJN, US - 1 set
11) torb, Finland - 1 set
12) theoracle, New Zealand - 1 set
13) JJGB, Finland - 1 set
14) sledwards12375, US - 1 set - Green soldermask
15) e_fortier, Canada - 1 set
16) stlblue, USA, 1 set
17) niner, USA, 2 sets
18) nycavsr2000, USA - 1 set
19) danny_66, Belgium - 1 set
20) vasilis-Greece-2 sets
21) tonza75, Finland 1 set
22) Arthur Hong Kong 2 sets
23) Emynet, Italy - 1 set
24) tomtest, Germany - 1 set, black solder mask
25) pieter t - 2 sets
26) asanden - 1 set
27) PauloPT, Portugal - 1 set
 

fab

Member
Joined 2004
Paid Member
Reminder that group buy #5 is already closed

1) Patriz 1 set black colour mask
2) nfsgame, Germany - 2 sets
3) baswamin, India - 3 sets (1 set each for baswamin, Samuel Jayaraj, Manniraj, common shipping to baswamin)
4)Thimios-2 sets(4 pcb) i prefer black for Solder mask.
5)ravid, India - 3 sets
6) BDL, Romania - 1 set
7) Luke - 2 sets
8) vvs07, US - 2 sets - green soldermask
9) nounouchet - 1 set
10) PJN, US - 1 set
11) torb, Finland - 1 set
12) theoracle, New Zealand - 1 set
13) JJGB, Finland - 1 set
14) sledwards12375, US - 1 set - Green soldermask
15) e_fortier, Canada - 1 set - Red or blue soldermask
16) stlblue, USA, 1 set
17) niner, USA, 1 set
18) nycavsr2000, USA - 1 set
19) danny_66, Belgium - 1 set
20) vasilis-Greece-2 sets
21) tonza75, Finland 1 set
22) Arthur Hong Kong 2 sets
23) Emynet, Italy - 1 set
24) tomtest, Germany - 1 set, black solder mask
25) pieter t - 2 sets
The above is the group #5 list.

If someone will take care of the group buy #6 then this is the beginning of the list:
1) PauloPT, Portugal - 1 set
2) Dennis Hui, Canada - 1 set
3) asanden, Netherland - 1 set
4) Patriz, Italy - 1 set
5) Niner, USA - 1 set

Thanks for your comprehension.


For the solder mask color we have 3 black, 2 green , 1 red/blue. Of course only one colour will be chosen.

Fab
 
Last edited:

fab

Member
Joined 2004
Paid Member
Group buy#5 list and price

Hi see the list for the actual status. Blue background color is to select the shipment type. For others the type is already selected because otherwise it was too expensive....
Bold character price is the one selected. If not, please indicate.

Fab
 

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Hello everyone
Is it a 300VA 18X2Vac transformer / channel enough?
My USSA-5 is equipped with a transformer of 2x19V - 250VA per channel, I will say that a 2x18V - 300VA per channel is perfect but you will have a little less power (Watts) output but with good heatsinks you can adjust a higher bias.

If I can say to all those who will build this excellent amplifier that it will be very important to follow the procedures that Fab describes in the manual that everyone will have at their disposal when the time comes and also the choice of components, each Past step guaranteed success.

As everyone knows the real transistors (drivers) are difficult to find but we still find and in the manual a small editing is indicated and I invite everyone to test these transistors if a doubt is present because it's the kind of thing which would remove all the qualities of this amplifier. I think that some will want to try other mosfets output and also mosfets drivers but I think Fab will tell us that it would not be a good idea.