Re: Misc.thingsfor genral discussion.
Hi Ron and atu100-groupies! Will be starting my 7x7 build in next few days, kit from Aliexpress, really cheap!
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[email protected] <w4oa@...>
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#20
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Re: Misc.thingsfor genral discussion.
I have finished one out of 4 units.
It seems as the binocular toroid does not seem to matter much. As long as each side is 10:1.
The one just finished and in the pictures is using a 1602 display via
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W4DNQ
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#19
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4 photos uploaded
#photo-notice
The following photos have been uploaded to the Finish #1 ( /g/ATU100/album?id=251712 ) album of the [email protected] group.
* DSC_0279.JPG (
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[email protected] Notification <ATU100@...>
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#18
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3 photos uploaded
#photo-notice
The following photos have been uploaded to the Outside_Testing_on_60meters ( /g/ATU100/album?id=251687 ) album of the [email protected] group.
* DSC_0234.JPG (
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[email protected] Notification <ATU100@...>
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#17
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Photo Notifications
#photo-notice
The following photos have been uploaded to the 3D Print of 1602 type Display ( /g/ATU100/album?id=251643 ) album of the [email protected] group.
* DSC_0225.JPG (
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[email protected] Notification <ATU100@...>
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#16
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Photo Notifications
#photo-notice
W4DNQ added the album 3D Print of 1602 type Display: PLA @ 210DegC
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The following photos have been uploaded to the 3D Print of 1602 type Display ( /g/ATU100/album?id=251643 )
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[email protected] Notification <ATU100@...>
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#15
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Misc.thingsfor genral discussion.
Hello all, would love to see some photos from guys that are doing this build.
I have been laid up on and off with RA flair ups that have taken away a lot of time from the bench.
But should be at it
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W4DNQ
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#14
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Re: Hello and Schottky Diodes (D1, D2) Question
Let me correct the crazy spelling correction:
Suppression caps to absorb the turning off of the relays.
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W4DNQ
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#13
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Re: Hello and Schottky Diodes (D1, D2) Question
Grant,
Actually I measured 0.85ufd on each of the caps.
They are just suppression caps to take away the relay blot f4om the misfits.
They all worked fine for me.
Still tying up some lose ends here
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W4DNQ
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#12
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Re: Hello and Schottky Diodes (D1, D2) Question
Hi All,
Thanks for the replies. I¡¯ll go for the 1N5711W SMD for both D1 and D2 and hope for the best!
It gets worse though- the strip of 1uF SMD capacitors are actually measuring at 8.5uF.
I
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Grant Crockford
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#11
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Re: Hello and Schottky Diodes (D1, D2) Question
??? ??? ??? Grant,
You may use both but as A: ¡®use either a BAT41 or 1N5711 for both D1 and D2¡¯
Not two different ones .
Willy
Op 22/07/2020 om 11:01 schreef Grant Crockford via
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hion5kn
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#10
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Re: Hello and Schottky Diodes (D1, D2) Question
Hi Grant, Sorry to hear about your missing diodes.
KitsandParts.com has them in stock as well.
It is a interesting kit and has been a great learning experience for me.
I finally received one out of
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W4DNQ
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#9
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Hello and Schottky Diodes (D1, D2) Question
Hi Everyone,
I got a very cheap N7DDC kit from eBay a few weeks ago, but it unfortunately didn't come with all the components. No complaints from me- i wanted it to be cheap!
The missing bits are
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Grant Crockford
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#8
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9 photos uploaded
#photo-notice
The following photos have been uploaded to the Build Photos ( /g/ATU100/album?id=250491 ) album of the [email protected] group.
* 1st_Pwr_Up.JPG (
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[email protected] Notification <ATU100@...>
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#7
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Re: For a Non-Kit Version !
Another one, but they seem to be almost
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W4DNQ
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#6
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For a Non-Kit Version !
Looks good, has a nice case and is ready to go. Coaxial power connector instead of a USB power port.
https://www.ebay.com/itm/ATU-100-100W-Antenna-Tuner-/133269958351
Looks like he is building this
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W4DNQ
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#5
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Re: Links to things needed for a complete build.
New number for Chipquick Soldering paste:
https://www.chipquik.com/store/product_info.php?products_id=440007
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W4DNQ
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#4
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Links to things needed for a complete build.
This one comes with display. First thing I will do is see if the microprocessor comes programmed.
I will build this one first as I have two of the
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W4DNQ
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#3
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A good site for building instructions. + more.
http://ha3hz.hu/hu/home/top-nav/12-seged-berendezesek/13-n7ddc-atu-100
Not one for buying much from the Chinese these days but this one is hard to pass up.
I ordered a PIC 3.5 from someone in the
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W4DNQ
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#2
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Github of files need for just about everything including 3D enclosure.!
https://github.com/Dfinitski/N7DDC-ATU-100-mini-and-extended-boards
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W4DNQ
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#1
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