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Re: Batteries
I thought it was 1.2 amps max pass current, not actual current ? English data sheet mentions intelligent charge levels. https://datasheetspdf.com/pdf/1139134/Injoinic/IP5305/1 Not sure if this helps,
By Andy <punkbiscuit@...> · #7225 ·
Re: Is the NooElec nanoVNA any good?
What is pictured there is missing the "CH0" on the bezel. I think hugen would tag that as a clone That said, I have not seen where the clones have been shown to perform any worse. All NanoVNAs can be
By Joe St. Clair AF5MH · #7224 ·
Re: Is the NooElec nanoVNA any good?
The unit can operate as a stand-alone, unlike the many SDRs out there. However, it can also operate with a PC, laptop, Android, and a number of other platforms. With PC support, you get a MUCH larger
By W0LEV · #7223 ·
Re: BH5HNU NanoVNA-F Aliexpress site no longer there?
Hello June I have joined the group and I will discuss the situation on that group. I am very keen to buy the right product and support the right people. Regards Conrad ________________________________
By Conrad, PA5Y · #7222 ·
Re: Is the NooElec nanoVNA any good?
First of all, I am a total newbie. I ordered in the blind, only looking for the "NanoVNA" word or label: https://www.amazon.com/gp/product/B07WNVXHL6/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1
By Mike K0JTA · #7221 ·
Re: Batteries
I'm wondering if hugen is able to verify that the replacement battery control chip he is thinking of using will prevent over charging any cells. I've translated and attached a copy of the FM9688
By Larry Rothman · #7220 ·
Re: running nanoVNA-saver under Linux Mint XFCE
It's Python that's a mess, as bad as java. It promises app portability, and its anything but. We need something like good old QBASIC, where we can load source into an interpreter and run it. Python
By Andy <punkbiscuit@...> · #7218 ·
Re: Some required setting for NanoVNA-saver using female calibrations
Hi Kurt, Sorry for taking long to reply to your email. The issue in your earlier tests seem to be with C0=0: the calibration corrections divide by a value that is dependant on C0, and for that reason,
By Rune Broberg · #7217 ·
Re: BH5HNU NanoVNA-F Aliexpress site no longer there?
Hello David. I have a very specific use for the NanoVNA-F, basically the VNA-H is too small to be useful with my poor eyesight. I have a VNA-H and it compares very favourably with my HP-8712B. The
By Conrad, PA5Y · #7216 ·
Re: running nanoVNA-saver under Linux Mint XFCE
Very interesting! I had essentially the same problem trying to run nanovnasaver on Windows Vista and was assured that i I installed Linux, I'd be golden! But I have already installed Linux and tried
By DougVL · #7215 ·
Re: Batteries
Yes. This issue has been reported before (posts #3096, #4533, #6288 etc.) Supplied nvna battery spec is here...
By Nick · #7214 ·
Re: Is the NooElec nanoVNA any good?
I think it's 3.1 based on the "V3.1" that appears under the battery. This one was purchased directly from nooelec on 10/12/2019. I don't know what the differences are between versions, nor am I aware
By Joe St. Clair AF5MH · #7213 ·
Re: running nanoVNA-saver under Linux Mint XFCE
Darn, I just tried it, and failed. Everything appears to be installed if I follow the messages. Same old story, NVNA-S complains about pyqt5 or pip. Install the required. Console tells me they are
By Andy <punkbiscuit@...> · #7212 ·
Some required setting for NanoVNA-saver using female calibrations
Hi All In the NanoVNA-saver the calibration settings, when doing a female calibration with the supplied NanoVNA calibration kit, where the male SOL parts are fitted to the FF adaptor, need some
By Kurt Poulsen · #7211 ·
Re: running nanoVNA-saver under Linux Mint XFCE
Runs OK for me with Debian 9 and XFCE, but I did follow the installation instructions and carefully installed all the recommended support. [email protected]> wrote:
By Adrian Godwin · #7210 ·
Re: running nanoVNA-saver under Linux Mint XFCE
A few months ago I managed to get nanoVNA-saver running using the instructions on Rune's Github page. This was on a Linux Mint 18.3 machine and Cinnamon. Then I had a catasrophic PC failure, known as
By Andy <punkbiscuit@...> · #7209 ·
Re: Increasing measurement range (ohms) ?
Just for info, I *AM* reading all this with interest, and still formulating my thoughts. Just a lack of time here, I can't devote every day to the same thing. It's day will come when I can start to
By Andy <punkbiscuit@...> · #7208 ·
Re: Increasing measurement range (ohms) ?
Beware that some eBay alternatives, e.g. from directimports1899, are wired incorrectly.
By Oristo · #7207 ·
Re: Increasing measurement range (ohms) ?
Alan, Thanks for the additional info. I understand what you're doing there, and can easily put the circuit in SimSmith and play with it. However, the original poster (Andy) indicated an interest in
By KV5R <kv5r@...> · #7206 ·
Re: Increasing measurement range (ohms) ?
A blue bridge can be rewired to work: * unsolder all coax wires near OUT * measure resistances from Input center pin to DUT and REF - should be ~ 50 Ohms but are probably ~ 100 Ohms - short resistor
By Oristo · #7205 ·