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Re: #nanovna-h4 stops at boot screen #nanovna-h4
Kurt and Herb, I fixed the stray display artifacts left by moving markers. Please give a try and let me know if there is still any issue. https://github.com/AA6KL/NanoVNA-H4/releases/tag/v1.3 Ken
By Ken Liao, AA6KL · #11111 ·
Re: A Good source for Calibrated Loads in formats other than SMA - #calibration
Maury Microwave is another good source of high quality CAL standard sets. But they are also "not cheap". Dana
By Dana Whitlow · #11110 ·
Re: Anyone had news from Maggie King?
Got a reply yesterday from Maggie K, so I sent paypal and now another message from a Sophia Lu saying they got my money but where is my order..So I sent Sophia a copy of the message I got from
By Larry Macionski · #11109 ·
nanovna saver display
Hello, Sorry, I am sure this has been asked and answered before.... Using saver last night.? Calibrated 1.8 to 30M and saved as my HF cal.? Swept some antennas that are multi-band. When I changed
By Glen K4KV <glenk4kv@...> · #11108 ·
Re: Wireless control of NanoVNA
Hi You can do this already by attaching the NanoVNA to a raspberry pi running NanoVNA Saver and access same Raspberry via VNC This is how I do some trials now Cheers Daniel
By hb9 iiu · #11107 ·
Re: how can I get the raw data of (magnitude, phase) ?
Hi Hwalker, Reset calibrations on nanovna works with nanovna-saver + n type calibrators with know oslt modell values. I get best result this method. But many manuals says for best result calibrate
By pgc1682@... · #11106 ·
Re: A Good source for Calibrated Loads in formats other than SMA - #calibration
The vast majority of inquirers are now studying this profession, so please humor the proposition. Whoever asks well knows the answer already. 73, Gyula HA3HZ
By Gyula Molnar · #11105 ·
Re: connectors grounding
Yes, but for the VNA, you do not want that common ground point to be externally located, out in the thing being measured. I'm still not understanding the reason for keeping the grounds "floating", in
By Bob Larkin · #11104 ·
Re: how can I get the raw data of (magnitude, phase) ?
On Wed, Feb 19, 2020 at 10:24 AM, <pgc1682@...> wrote: From QRP: "added scanraw command (allows to read raw gamma data for unlimited point count with no calibration apply)"
By hwalker · #11103 ·
Re: SWR on impedance other than 50 ohms #measurement
I was in error. I have so many applications that I confused it with others. There is no hook for arithmetic in Saver. I do wish there was a hook to set the center of the Smith Chart and other
By W0LEV · #11102 ·
Re: Android app cable not working!
Joerg, thank you maybe that is the "simple thing" preventing this? Would this otg adapter cable suffice, do you think? amazon.com/Cable-Matters-2-Pack-Adapter-Inches/dp/B00GM0OZ4O
By Kayak · #11101 ·
Re: connectors grounding
Sharing a common ground and being bonded together are two, different, things. In circuit layout it is not uncommon to keep the ground in several circuit sections separate until they are brought
By n5kzw · #11100 ·
Re: Anyone had news from Maggie King?
I ordered a Hugen Nanovna H4 on 25 Jan and received a note, same date, from Maggie that is would be shipped after Feb 4. Next received an SMS on 18 Feb and it arrived yesterday (Sydney, Australia). It
By Alan McPhail · #11099 ·
Re: Android app cable not working!
Yes, pins 4 & 5 are shorted on the micro USB to tell the phone or tablet to switch to host mode and supply 5V output.
By Larry Rothman · #11098 ·
Re: Android app cable not working!
I just tested it successfully with a Galaxy S9 running Android 10 and the NanoVNA WebApp. After you have connected the NanoVNA via USB OTG and the cable, that came with the NanoVNA, just start the
By Joerg-ex DB2OO · #11097 ·
Re: Android app cable not working!
IIRC, the only difference in an OTG cable is a jumper between two pins of the connector that plugs into the phone or tablet. Mike N4MHO
By Mike Murphree N4MHO · #11096 ·
Re: A Good source for Calibrated Loads in formats other than SMA - #calibration
But they say they are "Precision" :-) (I am being a sarcastic of course) Gedas, W8BYA EN70 Gallery at http://w8bya.com Light travels faster than sound.... This is why some people appear bright until
By Gedas · #11095 ·
Re: A Good source for Calibrated Loads in formats other than SMA - #calibration
Hi, This calibrators not professional/precision/lab quality. I see older N calibrator kit. No electrical lenght, fringing capatinace, etc. definied. Nanovna-saver have menu for set the calibrator
By pgc1682@... · #11094 ·
Re: Wireless control of NanoVNA
Hi, I have succes with nanovna and wifi. But have problems. I have old wifi router, TP-LINK MR-3220 V1.2. Firmware changed to Openwrt 17.01.7. USB ACM kernel module installed too. Ser2net packages
By pgc1682@... · #11093 ·
Re: Anyone had news from Maggie King?
Received my DHL tracking number this morning via TXT message. I ordered my H version mid January from Maggie.
By Bill Smotrilla <smopho@...> · #11092 ·