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Posted

Thanks to both of you,

Did everything go smoothly?

Nearly  ;) The lack of my soldering practice leaded to two sucked off soldering-pads on the core-module (I'll never use a desoldering pump again. learned that for life). :o Needed three additional wires to patch this.

The second problem was a little misunderstanding of the optimized-psu-schematic, so I busted the regulator. In the schematic the pins of the 7809 are numbered 1,2,3 from left to right. In the datasheet of the 7809 (which I refered), pin 3 is the middle one. So I connected them the wrong way and grilled it. Good to have some spare parts.  :D

Posted

In the schematic the pins of the 7809 are numbered 1,2,3 from left to right. In the datasheet of the 7809 (which I refered), pin 3 is the middle one. So I connected them the wrong way and grilled it. Good to have some spare parts.  :D

Ouch, I better look out for that one when I start putting together mine - my local electronics place could only offer a 7809 in 100mA, and i'm not going mail-order for a single part!

Posted

2A is more than enough. Should work.

That's what I thought - having no idea on the power draw of the whole thing I couldn't be sure, but 2A sounds plenty big enough for a CORE, SID, DIN, DOUT and PLED, even if i chose to upgrade to 4 SIDs in the future.

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