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Re: PC software with "CW" function SOLVED with avvidclif's freq command !
On Tue, Jun 2, 2020 at 09:06 AM, Rudolf Schaffer wrote: i thought to use it as a RF generator. I split the output (Mini-Circuits device 2 ways splitter) in 2 outputs; one is used as the RF signal
By hwalker · #13995 ·
Re: out of "Presentation on the NanoVNA for the raileigh Radio Society", Now: "False Return Loss Calculations"
On this return loss discussion... sorry can't help myself... See the attached. Hope that clarifies... again. Alan
By alan victor · #13994 ·
Re: Where to buy in US and other questions #shielding #buying
Hugen, Any chance of working with R&L to get them to be a supplier for your S-A-A-V2.2? - Herb
By hwalker · #13993 ·
out of "Presentation on the NanoVNA for the raileigh Radio Society", Now: "False Return Loss Calculations"
Sorry, a typo lapsus had entered, a "-" instead of a "+": evaluating the false formula, Instead of below "from this we get: RC = (50 + j100 ¨C (100 ¨C j100)) / (50 + j100 ¨C (100 ¨C j100)) = -50 /
By DJ7BA · #13992 ·
Re: PC software with "CW" function SOLVED with avvidclif's freq command !
Dear OM Gyula, For antennas measurements including feeders, filters, etc,? i'm using my NanoVNA-H connected to nanovna-saver in the shack. For direct antenna measurement, i'm using the VNA in
By Rudolf Schaffer · #13991 ·
Re: Presentation on the NanoVNA for the Raleigh Amateur Radio Society
Hi Dana, thanks for your clarification request. Sorry that I thought it was obvious, I was a bit too short, I think. The following should take care, hopefully: On
By DJ7BA · #13990 ·
Re: PC software with "CW" function SOLVED with avvidclif's freq command !
Dear Rudi, you started the "PC software with" CW "function" topic. Shouldn¡¯t other similar, related information be written in the same topic? Slowly there will be 14,000 entries in this group, I
By Gyula Molnar · #13989 ·
Re: SMA TOOLS
In previous posts, several have suggested different torque wrenches. He was pro and contra. It was not mentioned anywhere, leaving when disconnecting the SMA connection, it is not the torque wrench to
By Gyula Molnar · #13988 ·
Re: Where to buy in US and other questions #shielding #buying
R&L is already in stock.
By Hugen · #13987 ·
Re: PC software with "CW" function SOLVED with avvidclif's freq command !
After the "0" span solution, i tried the "ch>? freq 50000000" command and bingo ! i get a 50 MHz CW frequency ! Many tnx, Rudi
By Rudolf Schaffer · #13986 ·
Re: PC software with "CW" function SOLVED tnx to Herb !
Herb, After reconnecting the NanoVNA with PuTTY, all is ok now and i can modify the frequency with span=0 as with the manual CW command. One more time, thank you for helping me. Best regards, Rudi
By Rudolf Schaffer · #13985 ·
Re: PC software with "CW" function
Thank you for your aswer. As i wrote to Herb, i should have problems to send commands to the NanoVNA. Regards, Rudi
By Rudolf Schaffer · #13984 ·
Re: PC software with "CW" function
Herb, Thank you for your answer and help. Unfortunately, i can send commands but they are too many characters and PuTTY stops sending to the NanoVNA. May be, my FW version " 0.8.4.6 - 96kHz ADC,
By Rudolf Schaffer · #13983 ·
Re: VNA Calibration Reference Box #calibration
Hi Robert, I ordered all the parts from AliExpress sellers and found delivery was very slow but finally all came in OK. I think the China shipping might be improving now, for a while it seemed like it
By Tom VA7TA · #13982 ·
Re: VNA Calibration Reference Box #calibration
Hi Paul, Shipping from China has been pretty slow but seems to be improving now. The particular AliExpress seller I bought from has removed the listing but I noticed these sellers appear to be selling
By Tom VA7TA · #13981 ·
Re: VNA Calibration Reference Box #calibration
Very cool. I like it. Can you provide a parts list? WO4ROB ________________________________ Sent: Monday, June 1, 2020 6:13:31 PM To: [email protected] <[email protected]> Subject: Re:
By Robert Cloutier · #13980 ·
Re: VNA Calibration Reference Box #calibration
Tom, I am very interested in what you have done. Can you tell us where you found the knurled fitting? I can't seem to locate one on ebay or Amazon. Paul W8SBH
By Paul W8SBH · #13979 ·
Re: Presentation on the NanoVNA for the Raleigh Amateur Radio Society
Hans, I don't understand your "obvious example" circuit. Could you please describe it in detail, perhaps expressed as a spice netlist in the body of your reply, for simplicity? Thanks, Dana
By Dana Whitlow · #13978 ·
Re: PC software with "CW" function
When I checked the accuracy of the internal ref I just put in center freq and nothing else and it came up at what I put in, no sweeo.
By avvidclif · #13977 ·
Re: PC software with "CW" function
On Mon, Jun 1, 2020 at 10:28 AM, Rudolf Schaffer wrote: I tried the "0" span solution but nanovna-saver refused a null value for the span. ============== Rudy, Another solution is to use PuTTY or
By hwalker · #13976 ·