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Re: QEX Magazine #tutorials
Brings back (unpleasant) memories. A few years ago, I posted some information on eHam that Electric Radio Magazine had an excellent 3 part article (done by Ray, N0DMS, the Editor) concerning some
By Ron Bussiere <n4ue@...> · #8480 ·
Re: Calibration Algorithm #calibration
Hi Gary, Well, that proof in #8013 is certainly terse! I have a question: From the proof, I notice that sometimes G is set equal to +1 or to -1 (for open or short) and then this equality is used to
By Jeff Anderson · #8479 ·
Re: Calibration Algorithm #calibration
There might be a slight error in Rune's S21 compensation. Looking at his code, he defines the Thru's impairment as: gammaThrough = np.exp(np.complex(0, 1) * 2 * 2 * math.pi * self.throughLength * f *
By Jeff Anderson · #8478 ·
Re: QEX Magazine #tutorials
Erm no Paul (M3VUV). It's called copyright.
By Andy <punkbiscuit@...> · #8477 ·
Re: QEX Magazine #tutorials
ARRL is like that.? They are a business and have to justify asking people to join and pay fees. I have avoided joining ARRL for my 70 years as a ham because I always felt their pecuniary interests
By Bob Albert <bob91343@...> · #8476 ·
Re: QEX Magazine #tutorials
cant someone copy the article and save it to google drive and post a link??,seems pointless becoming a member as im uk and i only want to read that article,73 Paul.
By Paul M3VUV · #8475 ·
Re: NanoVNA connected to Amazon Fire tablet
You can install the Android Nanovna app on your Samsung along with TotalCommander and the use TotalCommander to copy the Nano apk from the installed apps folder to downloads. From there copy it over
By Larry Rothman · #8474 ·
Re: errors of "error" models
When I use the well known formula's used for calibration (%i16) and I do a linsolve twice to get G expressed in only g,s,l,o,S,L,O and then I write out all the multiplications I get (%o20) Factoring
By Erik Kaashoek · #8473 ·
Re: QEX Magazine #tutorials
Maybe someone can report the conclusion of the review. It only needs a few lines of text, ;-) 73 de Andy
By Andy <punkbiscuit@...> · #8472 ·
Re: nanoVNA Partner #nanovna_partner
Hi Maurizio, Yes, what is displayed is the value of X when Y is at maximum and it is the total delay and needs to be divided by 2. With regards to segmented sweep to increase the number of points, I
By neb · #8471 ·
Re: Calibration Algorithm #calibration
Hi Daniel; See Post #8459 - #88 : the G formula - our research work has been completed. I think you will find the formula given there both relevant and efficient. It yields the corrected reflection
By Gary O'Neil · #8470 ·
Re: nanoVNA Partner #nanovna_partner
Hi Jos, Try excluding the nanoVNAPartner0.19.exe file in Norton. Kind regards, neb
By neb · #8469 ·
Re: nanoVNA Partner #nanovna_partner
Hi neb , many thanks for the nanoVNA Partner program , very nice. Why not implement the multiple scan ( segmented sweep) , to increase number of points ? One little mistake or undestand : measuring a
By Maurizio IZ1MDJ · #8468 ·
Re: NanoVNA connected to Amazon Fire tablet
On Sat, Dec 21, 2019 at 07:17 AM, Lawrence Macionski wrote: When I download NanaVNA-Webapp-nightly-e20d9ae.apk from the Github.com/cho45 on my 4 month old Amazon Fire 10. using web browser "Silk" I
By hwalker · #8467 ·
Re: nanoVNA Partner #nanovna_partner
Sorry Neb still the same problem, don't know how yo overrule Norton. Kind regards Jos Op 21-12-2019 om 16:19 schreef n2msqrp:
By Jos Stevens · #8466 ·
Re: nanoVNA Partner #nanovna_partner
I finally got Norton to prompt me and I restored it. Thanks for the program. Mike N2MS
By Mike N2MS · #8465 ·
Re: nanoVNA Partner #nanovna_partner
You¡¯re welcome Kurt and big Thanks also to all who liked the software. Kind regards, neb
By neb · #8464 ·
Re: nanoVNA Partner #nanovna_partner
Hi Mike, Norton is agressive, Eset NOD32 is work well but not v¨ªruses. This program work well, without problem. Thank You neb! 73, Gyula HA3HZ
By Gyula Molnar · #8463 ·
Re: nanoVNA Partner #nanovna_partner
Hi Neb Works great, I like your approach to user interface very much Thank you for the new version Kind regards Kurt -----Oprindelig meddelelse----- Fra: [email protected]
By Kurt Poulsen · #8462 ·
Re: nanoVNA Partner #nanovna_partner
My Norton also deleted it and I cannot restore. Mike N2MS
By Mike N2MS · #8461 ·