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						New Nano-VNA-H4 from SEESII User guide?
					
					
				
				
			
			
			 
				Matt. Good call! (and yes I bought two of them. ) Also handy is to find a couple of shielded longer cables ending in small alligator clips. Useful to connect to filters, etc. 73 Bill K2TNO gmail.com@g
			 
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				· #38939
			
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						New Nano-VNA-H4 from SEESII User guide?
					
					
				
				
			
			
			 
				Don: I think his main concern was about how to turn it on and align it, set freq range and see SWR, for starters. I'm sure that the HP and others allow the user to calculate the "solution to the gener
			 
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				· #38937
			
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						New Nano-VNA-H4 from SEESII User guide?
					
					
				
				
			
			
			 
				Yes. G4WNC Mike Richards published a book that is called NanoVNA H4 Explained. I bought the Kindle edition from Amazon. It's just what you (transl.: "me") need. That flow chart table they pack with it
			 
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				· #38930
			
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						Calibrating Methods
					
					
				
				
			
			
			 
				All: RE: Ray's post, comment 5: Newbies may not yet realize what iseant by STIMULUS ". That's the frequency range you want to scan. When you click Stimulus you are greeted by two important frequency c
			 
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				· #38720
			
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						Dipole antenna with Low Z0 feed point Impedance
					
					
				
				
			
			
			 
				Dave is correct on all these points. The reflected energy is just wasted heating the coax. Bill K2TNO gmail.com@groups.io> wrote:
			 
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				· #38692
			
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						Measure transformers, inductors and trap filters
					
					
				
				
			
			
			 
				Gervais: I have good news--- I've had similar difficulties getting to understand what to do with my NanoVNA-H4. I came upon a very informative book that I bought on Amazon to read on my Kindle app in
			 
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				· #38537
			
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						Measure transformers, inductors and trap filters
					
					
				
				
			
			
			 
				Gervail: Thanks for the tip*. There really is NO definitive, easy-to-understand users' manual for the NanoVNA-H4. There are many YouTube sites that you can find. I've looked at many of them as I learn
			 
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				· #38519
			
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						SWR vs. Resonance
					
					
				
				
			
			
			 
				David: About time! K2TNO gmail.com@groups.io> wrote:
			 
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				· #38403
			
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						SWR vs. Resonance
					
					
				
				
			
			
			 
				Great reading that saga. Thanks 73 Bill K2TNO gmail.com@groups.io> wrote:
			 
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				· #38400
			
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						SWR vs. Resonance
					
					
				
				
			
			
			 
				Yes. The feedlines are all open wire construction <patricio_greco@...> wrote:
			 
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				· #38368
			
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						SWR vs. Resonance
					
					
				
				
					
				
			
			
			 
				Some stations have more watts to contend with than others. SEE this photo taken of the SWR and Power meters at the VOA site in Greenville. NC. 73 Bill, K2TNO earthlink.net@groups.io> wrote:
			 
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				· #38365
			
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						SWR vs. Resonance
					
					
				
				
			
			
			 
				Bernie: Agreed. I've watched that demo video numerous times and always great to see his apparatus. I think the best genius part he shows is the "quarter-wave matching section." His quick segue to hold
			 
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				· #38348
			
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						SWR vs. Resonance
					
					
				
				
			
			
			 
				Maynard: TIGHT LINES! 73, Bill K2TNO [false albacore season about to start here near Cape Lookout NC] <ma.wright@...> wrote:
			 
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				· #38343
			
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						SWR vs. Resonance
					
					
				
				
			
			
			 
				Casting a fly rod is a great adult tool for this... If you try to force the line forward without understanding how the energy must be harmonically acceptable to the line, your line goes forward with s
			 
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				· #38341
			
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						Effect of asphalt under a 10m 1/2w center fed dipole at 1/2 wave elevation
					
					
				
				
			
			
				
					
				
			
			 
				Dave W0LEV: I sent you a private comment to your QRZ email Bill K2TNO gmail.com@groups.io> wrote:
			 
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				· #38246
			
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						Effect of asphalt under a 10m 1/2w center fed dipole at 1/2 wave elevation
					
					
				
				
			
			
				
					
				
			
			 
				RE: this has been a protracted discussion about tarmac, concrete and other surfaces. Eventually the info will further decline. This debate has reminded me of a similar over-the-moon situation, i.e., a
			 
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				· #38242
			
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						Effect of asphalt under a 10m 1/2w center fed dipole at 1/2 wave elevation
					
					
				
				
			
			
				
					
				
			
			 
				Andrew, If there is only one location for your dipole, then why do all this fretting? Get on the air and make contacts! Depending on your communication mode, you can make contacts with minimal antenna
			 
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				· #38187
			
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						Best Way to measure an Inductor.
					
					
				
				
			
			
			 
				I agree NOT to add the series resistor yahoo.ca@groups.io> wrote:
			 
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				· #38175
			
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