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I loaded Relay Testing software and by pressing TUNE I can hear relay clicking and going through C values to L values and SW/IN SW/OUT. I don't see C or L values though as it is on ATU-100. Is this

Relay not working… Wys?ane z My iPhone

Hi All, I purchased some time ago ATU-10 on Aliexpress but haven't used it till now. I have 1.4 firmware which I upgraded from 1.3. Testing tuning using 50ohm dummy load I get following results 80 SWR

Mouser is expecting the DIP package any day. Only a few thousand so you would have to be on top of the order. Colin K6JTH

I'm looking for a total of 8? 28 pin? PIC 16F1938 DIP parts to complete a kit build of Barb-A-Watt meters. The parts shortages have really cut into these. 73 Kees K5BCQ

Many thanks Glenn. Dave, W0DF

Sorry for the troubles. Glenn

Thank you Glenn!

Apologies for that. Seems I sorted the Xcel spreadsheet but didn't include the left column in the sort...... Duh If you use the Link from N7DDC's Github, it should now be corrected.

I am going through the same issue. It looks like the sheet was sorted and was not quite corrected. I am at a standstill on mine because I decided I needed to check the BOM against the schematic and

I'm finally getting around to building up the V1.3 version of the ATU-10 PCB that I bought from Kees.? Can someone explain to me why the BOM sometimes calls for more than the quantity of components

I replaced both the toroids and caps, which made the thing quite a bit more expensive. I wish I had just got the PCB and put all the parts on myself. As an example the UHF connectors you will get from

I got the ATU100 kit from china and put it together. When I use it on either ~60W or when the SWR > 5 the mode seems to change randomly as I transmit. Not sure if its RFI or a software issue. I have a

-- Gyula HA3HZ

Mike, if I think so, this is the one-button Chinese version of the ATU-100. They put this little panel in them, I don’t recognize what it could be. A few notes: *if you see a USB connector, you

Well, it looks like the 8 pin IC took the easy way out.......burnt up! I just bought the device and plugged it into a 12DC supply using the front mini-usb port. I have been pouring over the schematics

I have the exact tuner. No charger came with it and it will not charge with ac 12v charger. Don't see any responses..... Mike

Hi, Have on order one of those ATU-100 "kits" from Amazon (Malahit ATU-100 7x7). I read where c1-c7 are ceramic instead of the original silver mica 500v and there was some concern expressed by at

Hi Onno, where i can find pcbs or gerbers files for ATU1000 ? Thanks, 73 Luca IK2LRN

So an update here.... The ATU-10's OLED stay lit until I drove the battery down to about 3/4. Then it started acting like specified (oled turns off after 5 min, quick press to re-light, after 40