Discussion:
diy pcb making problem
Christoph Pulster
2015-08-28 12:09:00 UTC
Permalink
Maybe add a bit of 30% peroxide until the color gets more blueish.
Similar advice on my side: use more peroxide, test with your
girlsfriends hair until color gets more blond.
And dont forget to share some pics :)

Christoph
Rafael Ignacio Zurita
2015-08-28 17:43:49 UTC
Permalink
Post by Christoph Pulster
Maybe add a bit of 30% peroxide until the color gets more blueish.
Similar advice on my side: use more peroxide, test with your
girlsfriends hair until color gets more blond.
And dont forget to share some pics :)
Hehe.. No sure if gf would like to let me to try that ;-))
I am sharing, how does it look so far?

Rafa
Werner Almesberger
2015-08-30 17:50:12 UTC
Permalink
Post by Rafael Ignacio Zurita
I am sharing, how does it look so far?
Pretty good. You may be using a bit too much solder, though.
There are two important considerations when soldering:

1) Use plenty of flux.

2) Always make sure you heat each of the things you want to join
as directly as possible. Only then will the solder flow freely
and make good contacts.

If you pre-tinned the PCB, then there will also be a tiny amount
of solder on the pads, making it even easier to solder the pins.

- Werner
Rafael Ignacio Zurita
2015-08-31 11:48:22 UTC
Permalink
On Sun, Aug 30, 2015 at 2:50 PM, Werner Almesberger
Post by Werner Almesberger
Post by Rafael Ignacio Zurita
I am sharing, how does it look so far?
Pretty good. You may be using a bit too much solder, though.
1) Use plenty of flux.
I am using plenty/a lot. I have already learnt that from your projects :)
Post by Werner Almesberger
2) Always make sure you heat each of the things you want to join
as directly as possible. Only then will the solder flow freely
and make good contacts.
This is a little hard yet. I do not have a good soldering station now
Well, it is good (zd 931), but the pencil does not have a small tip, so I just
touch a bit the the things, and then I take a bit of tin on the tip
and just touch really fast. I check the join with tester and if I get
the "beep" I do not touch it anymore; because if I do, I often
break the join and then I can not fix it anymore
Post by Werner Almesberger
If you pre-tinned the PCB, then there will also be a tiny amount
of solder on the pads, making it even easier to solder the pins.
The same that in 2). I try to do, but if it is really hard then I do
not try harder to continue.

Rafa
Mark Tuson
2015-08-31 14:32:36 UTC
Permalink
OK, bored of seeing all this now. There's no NanoNote stuff, and hasn't
been for years, and that's why I joined.

Tried to unsubscribe on several occasions but the site won't let me.

So can someone please unbreak the website so I can unsubscribe, or just
take me out of this mailing list.

kthxbai.



On 31 August 2015 at 12:48, Rafael Ignacio Zurita <
Post by Rafael Ignacio Zurita
On Sun, Aug 30, 2015 at 2:50 PM, Werner Almesberger
Post by Werner Almesberger
Post by Rafael Ignacio Zurita
I am sharing, how does it look so far?
Pretty good. You may be using a bit too much solder, though.
1) Use plenty of flux.
I am using plenty/a lot. I have already learnt that from your projects :)
Post by Werner Almesberger
2) Always make sure you heat each of the things you want to join
as directly as possible. Only then will the solder flow freely
and make good contacts.
This is a little hard yet. I do not have a good soldering station now
Well, it is good (zd 931), but the pencil does not have a small tip, so I just
touch a bit the the things, and then I take a bit of tin on the tip
and just touch really fast. I check the join with tester and if I get
the "beep" I do not touch it anymore; because if I do, I often
break the join and then I can not fix it anymore
Post by Werner Almesberger
If you pre-tinned the PCB, then there will also be a tiny amount
of solder on the pads, making it even easier to solder the pins.
The same that in 2). I try to do, but if it is really hard then I do
not try harder to continue.
Rafa
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Rafael Ignacio Zurita
2015-08-31 14:56:31 UTC
Permalink
OK, bored of seeing all this now. There's no NanoNote stuff, and hasn't been
for years, and that's why I joined.
Tried to unsubscribe on several occasions but the site won't let me.
So can someone please unbreak the website so I can unsubscribe, or just take
me out of this mailing list.
Hi, we are trying to have a mini single layer board with a modern MCU
for using in our university, with open/free hw kicad details, based on
mchck and this : https://hackaday.io/project/662-mcslck (which dont
have kicad project files).

So I wrote thinking that this post is not OFF topic.
Just to clarify about these posts on qi community, since "Qi Hardware
is sharing hardware".

Rafa
Paul Boddie
2015-08-31 15:20:46 UTC
Permalink
Post by Rafael Ignacio Zurita
Post by Mark Tuson
OK, bored of seeing all this now. There's no NanoNote stuff, and hasn't
been for years, and that's why I joined.
Tried to unsubscribe on several occasions but the site won't let me.
So can someone please unbreak the website so I can unsubscribe, or just
take me out of this mailing list.
Sending "help" to discussion-***@lists.en.qi-hardware.com will get help on
unsubscribing via mail, in case the Web site doesn't work.
Post by Rafael Ignacio Zurita
Hi, we are trying to have a mini single layer board with a modern MCU
for using in our university, with open/free hw kicad details, based on
mchck and this : https://hackaday.io/project/662-mcslck (which dont
have kicad project files).
So I wrote thinking that this post is not OFF topic.
Just to clarify about these posts on qi community, since "Qi Hardware
is sharing hardware".
Indeed.

If anyone wants a successor to the NanoNote, I think the Pyra is probably
closest at the moment:

http://www.pyra-handheld.com/

I know that the EOMA-68 initiative has an Ingenic board on the runway, for
anyone wanting broad compatibility with the Ben, but I think Luke is waiting
for his supplier to schedule board production:

http://rhombus-tech.net/ingenic/jz4775/news/

That doesn't help you get a complete device, but an interesting project would
involve adding the extra parts, casing, and so on.

Paul

P.S. I used the Fritzing Fab service to make a board recently: the lazy man's
route to a finished circuit board. ;-)
IngeGNUe
2015-09-01 11:43:31 UTC
Permalink
OK, bored of seeing all this now. There's no NanoNote stuff, and hasn't been for years, and that's
why I joined.
Tried to unsubscribe on several occasions but the site won't let me.
So can someone please unbreak the website so I can unsubscribe, or
just take me out of this mailing list.
kthxbai.
You can unsubscribe by emailing
discussion-***@lists.en.qi-hardware.com with the title
"unsubscribe". You will receive a confirmation email. Just reply to that
and you're done.

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