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Re: NanaVNA-H and H4 hang up when performing recall
No, on My firmware you can work from 800Hz (but not need calibrate from 800Hz to 1500MHz, this not good) Problem can be from old config settings
By DiSlord · #20865 ·
Re: NanaVNA-H and H4 hang up when performing recall
Thanks, I ran a calibration and saved to all 4 locations as you recommended and it is responding properly. Could it be I entered bad data by setting the start frequency at 10kHz instead of 50kHz? I an
By Mike N2MS · #20864 ·
Re: NanaVNA-H and H4 hang up when performing recall
For recall need only use RECALL->RECALL 0 or RECALL->RECALL 1 and e.t.c if device hang on recall - possibly problem in bad data on it, try reset config and clear settings (use console and run
By DiSlord · #20863 ·
NanaVNA-H and H4 hang up when performing recall
I have a NanoVNA and an H4 model with the DiSlord 1/0/45 version, build Dec 15 2020. I am starting to lad configurations into the various recall groups. I have the same issue with both units. - Enter
By Mike N2MS · #20862 ·
Re: Pitfalls of measuring components with the NanoVNA #measurement
The Low-Z measurements. The way to do that is using S21 measurement and short? CH0 to CH1. Then switch the low-Z impedance parallel to that. Ofcourse calbration is necessary for Z=infinite and Z=0,
By Arie Kleingeld PA3A · #20861 ·
Re: Make menu buttons/font larger?
I just loaded Hugen's mod of Dislord 1.0.45 and it looks nice on an H. 73 -Jim NU0H "Gyula Molnar" <gyula.ha3hz@...> wrote:
By Jim Shorney · #20860 ·
Re: Pitfalls of measuring components with the NanoVNA #measurement
Arie, I would like to see your experiments with low impedances. Mike N2MS
By Mike N2MS · #20859 ·
Re: Pitfalls of measuring components with the NanoVNA #measurement
Hi Roger and all, This one attracted my attention. Thanks for the nice graphs and foto's Roger. Love your test-jig. About 4months ago I wrote an article about measuring high impedances with the nano.
By Arie Kleingeld PA3A · #20858 ·
Re: Make menu buttons/font larger?
Hi w3wtw, Several solutions are possible. The easiest is to wear glasses. Last year, when development was in its infancy, there was firmware that used larger letters. Then during development, it was
By Gyula Molnar · #20857 ·
Re: Problem with NanoVNA Saver 0.2.2.1
Dear Gyula, thanks for the goal-oriented hint ... now everything works fine!! Best 73s de DL6RDE, Charlie -----Urspr¨¹ngliche Nachricht----- Von: [email protected] <[email protected]> Im
By Karl-Heinz Merscher <karlheinz.merscher@...> · #20856 ·
Re: Problem with NanoVNA Saver 0.2.2.1
Hi Charlie, I think there is only a shortcoming in the use of the program. When you want to measure something and have already drawn the graph, you can make the measurement data visible with the
By Gyula Molnar · #20855 ·
Triband antenna
Hi, new user so thanks for your patience. Calibrated and confirmed appropriate procedure per reference videos. Did a wide sweep, and then resonant sweeps for two different triband antennas and found:
By Kj7trf · #20854 ·
Re: Make menu buttons/font larger?
hugen has recently released a version of DiSlord's v1.0.45, with larger font, for H & H4 (with a few other changes too): https://github.com/hugen79/NanoVNA-H/releases/tag/1.0.45 Not sure if this
By cdmackay · #20853 ·
Tone control capability
Is there a capability to control the tone used in the sweep or CW? Iv been using it as a tone generator, but I'd like to be able to control the tone freq and level. Thanks a ton, John
By John Brent - VA3HQB · #20852 ·
Re: Pitfalls of measuring components with the NanoVNA #measurement
Roger: I very much like the S11 phase vs impedance phase chart you did up for us. This sure makes the difference easy to understand :-) Following along... -- VE6WGM
By Gregg Messenger VE6WGM · #20851 ·
Re: Pitfalls of measuring components with the NanoVNA #measurement
I am happy with where this thread has gone. The information is excellent and clearly laid out, and did not digress into anarchy and mayhem :-) Thank you Roger (and others). If anyone observes any
By Gregg Messenger VE6WGM · #20849 ·
Re: Pitfalls of measuring components with the NanoVNA #measurement
This next post is about measuring inductors and self-resonance. I have an old multi-layer choke in my junk box and I measured it with the NanoVNA. My goal is to post some graphs of the results and
By Roger Need · #20848 ·
Re: Pitfalls of measuring components with the NanoVNA #measurement
Hi Roger et al, Ooooppppssss .... I think I blindly stepped into something .... or 'stepped onto' something ... :) I guess it is going to take me awhile to understand that issue .... and the shape of
By tinkera123 · #20847 ·
Re: Pitfalls of measuring components with the NanoVNA #measurement
Roger- Your latest message very clearly described the differences between a reflection coefficient phase angle and the phase angle associated with a complex impedance. Sounds like most of the recent
By Ray Anderson · #20846 ·
Re: Problem with NanoVNA Saver 0.2.2.1
You are using an ancient version, see if it is the same with the recent one. karlheinz.merscher@...> wrote:
By Dragan Milivojevic · #20845 ·