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Re: AT-10 Random Errant Pixels and Lock Ups.
I can only throw this into the mix; the only time I ever saw stuck pixels on the display was when I used my Apple Mac worksation to update the firmware. I now use a Windows VM and I've never had a
By Robbie M1ROK · #2605 ·
AT-10 Random Errant Pixels and Lock Ups.
I have a new ATU-10 that mostly works great, but the static pixels, those that aren't updated on each transmission, randomly turn on over a period of time. I considered RF in the box and made sure I
By Randy Paulson · #2604 ·
Change Turn on Press Timer
Is there a place in the .hex firmware file to change how long you need to hold the tune button in order to turn the ATU-10 on or off? I would like to be more like 1 sec vs. 3 sec. If not, can this be
By Randy Paulson · #2603 ·
Re: #atu-100 Unit has gone noisy. #atu-100
Hi From the text I assume that it is an ATU bought from the Chinese, with a built-in internal battery. The noise may come from the battery charging unit. If you can, isolate that unit and feed it
By Marius - YO6RK · #2602 ·
Re: #atu-100 Unit has gone noisy. #atu-100
Hi. Replace that 5 volt regulator or check what is wrong with it. That is the interferences source.
By David Fainitski · #2601 ·
#atu-100 Unit has gone noisy. #atu-100
My ATU-100 has all of a sudden turned into a noise generator.? It's spewing noise across the entire 3 MHz. to 55 MHz. spectrum so far as I can see by looking at the waterfall on my IC705.? It's not
By VE3KTN <hal9k@...> · #2600 ·
Re: Period is not displaying properly on v1.6 Firmware #ATU-10
No period issue with 1.6, uploaded with German Win 10, originally from https://github.com/Dfinitski/ATU-10-10W-QRP-antenna-tuner/blob/main/Firmware/ATU-10_FW_16.zip 73 de Chris
By Chris DL6SEZ · #2599 ·
Re: bias t
Hi, Paul Ceramics type should be NP0 or X7R kind for ceramics capacitors or silver mica, 250 Volts or higher. The inductor should be with high Q on 30 MHz and does not have selfresonance in 0 - 30 MHz
By David Fainitski · #2598 ·
Re: bias t
the linked schematic doesent state the cap type,ie film or silver mica etc,any ideas what to use,ie type of caps?,cheers+73.
By paul larner · #2597 ·
Re: bias t
any idea what type of caps+ voltage rating?.
By paul larner · #2596 ·
Re: bias t
Click on the Product Schematic link at https://mfjenterprises.com/products/mfj-4117#product-manuals
By N0YWB · #2595 ·
Re: bias t
i realy need a schematic to ork from ok,cheers+73
By paul larner · #2594 ·
Re: bias t
IN to Coax DC in, decoupled by 1n 10n 100n 100n, +ve through 12 turns 18swg copper on FT37-43,? decoupled by 1n, 10n 100n 100n, +ve through 6 turns 18swg copper on FT37-43, +ve to coax inner. RF in
By mike · #2593 ·
bias t
i want to mount my atu 100 on my mast,has anyone a schematic for a schematic for a bias t good for 100watt tx power?
By paul larner · #2592 ·
Re: Atu 100 balanced feed line connector
LDG sells a balanced feedline balun, coax to balanced line, goodfor (I think) 200 watts.Not terribly expensive either 73 de W5ALX Alex Netherton http://blueridgediscovery.org
By Alex Netherton · #2591 ·
Re: Atu 100 balanced feed line connector
just make and fit a 1-1 balun.
By Paul M3VUV · #2590 ·
Atu 100 balanced feed line connector
Hi all I have a question: beside the unbalanced (sma pl) connector is possible to add a unbalanced connector?
By @Patomoi · #2589 ·
Re: #ATU-10 - Is bypass option available? #ATU-10
Hi. A reset feature is the bypass or not ?
By David Fainitski · #2588 ·
#ATU-10 - Is bypass option available? #ATU-10
Good day everyone, just asking if the bypass option is available on th ATU-10. I am not able to find an info on it. Thank you iv3bty
By iv3bty@... · #2587 ·
Re: lcd display
Yes but he was asking about 20x04 display 20 characters over 4 lines instead 16 charactes over 2 lines. Towards the end of that video it shows what I think is a 16 x 04 which works but only uses
By Mark G?NMY · #2586 ·