Difference between revisions of "NanoVNA"

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* Display: 2.8 inch TFT (320 x240)
 
* Display: 2.8 inch TFT (320 x240)
 
* USB Interface: USB Type-C; Communications Mode: CDC (Serial)
 
* USB Interface: USB Type-C; Communications Mode: CDC (Serial)
−
* Power Supply: USB 5V 120mA, built-in 400mAh electricity, maximum charging current 0.8A
+
* Power Supply
−
*
+
** USB 5V 120mA
 +
** Maximum charging current 0.8A
 +
 
 +
=== Resources ===
 +
 
 
* nanovna users nanovna-users@groups.io
 
* nanovna users nanovna-users@groups.io
 
* [https://www.amazon.com/s?k=NanoVNA&ref=nb_sb_noss_2 Amazon links]
 
* [https://www.amazon.com/s?k=NanoVNA&ref=nb_sb_noss_2 Amazon links]
 +
* [https://abracon.com/uploads/resources/Abracon-White-Paper-Antenna-Impedance-Matching.pdf Antenna Impedance Matching Simplified] - Abracon White Paper
 +
* [https://nanovna.com/?page_id=46 How to read NanoVNA screen]
  
 
== Adding a battery ==
 
== Adding a battery ==
  
 
* My unit did not come with a battery
 
* My unit did not come with a battery
−
* Added an ST connector and an 850 mAh LiPo battery
+
* Added an SMT mount ST connector to the board
 +
* Added an 850 mAh LiPo battery
 
* The pinout on the card was backwards from the pinout of the connector at the end of the battery wires
 
* The pinout on the card was backwards from the pinout of the connector at the end of the battery wires
−
* Removed the pins from the battery wire connector and flipped the pins
+
** Removed the pins from the battery wire connector and flipped the pins
−
* Charging looks like it's working
+
* Charging works
 
* Battery is a bit too thick to screw the back on completely
 
* Battery is a bit too thick to screw the back on completely
−
* May want to switch to larger standoffs
+
* Switched to longer standoffs
 
* Someone else's page (they added an inline connector and wired to the card)
 
* Someone else's page (they added an inline connector and wired to the card)
 
** [https://www.epanorama.net/blog/2019/09/29/battery-for-nanovna/ Adding a battery]
 
** [https://www.epanorama.net/blog/2019/09/29/battery-for-nanovna/ Adding a battery]
 +
 +
== Software ==
 +
 +
* [https://nanovna.com/ NanoVNA.com]
 +
* [https://github.com/mihtjel/nanovna-saver NanoVNA Saver]
 +
* [https://drive.google.com/drive/folders/1-JViWLBOIzaHTdwdONX2RP8S4EgWxoND Google Drive]
 +
* [https://groups.io/g/nanovna-users User Group]
 +
 +
== Test Jigs ==
 +
 +
=== RF Demo Kit ===
 +
 +
* [https://www.aliexpress.com/item/4001015355411.html?spm=a2g0s.9042311.0.0.21f34c4dHoOWrm AliExpress listing]
 +
* Board
 +
* SMA female connectors X6
 +
* 6mm standoffs X4
 +
* M2.5 screw X4 (for standoffs)
 +
* 49 pin machine contact array (7x7)
 +
* (2) 0805 49r9 calibration resistance
 +
** 1 spare)
 +
** Installed 49.9 ohm resistor on upper left SMA
 +
** Installed 0 ohm resistor on upper right SMA (not in kit)
 +
 +
[[file:RFTestBoard-3B.png]]
 +
 +
[[File:RF-test-03.jpg]]
 +
 +
== Dual Band Dipole Measurements ==
 +
 +
* NanoVNA sweeping from 3.5 MHz to 30 MHz
 +
 +
[[file:Dipole_20-40.png]]
 +
 +
* Following this setup
 +
 +
<video type="youtube">QJYeFpiqY8c</video>
 +
 +
* Documenting the setup / measurements of SWR on 20M/40M/15M
 +
 +
<video type="youtube">sfTCtu78pn8</video>
 +
 +
<video type="youtube">l49rcqumoZs</video>
 +
 +
<video type="youtube">rYFYTinlzdI</video>
 +
 +
* Dual band dipole from 3rd floor attic eaves to fence post
 +
 +
[[File:Antenna_20_40M_Dipole.jpg]]
 +
 +
* 20 Meter SWR sweep
 +
 +
[[File:SWR_Dipole_20M_sweep.png]]
 +
 +
* 40 Meter SWR sweep
 +
 +
[[File:SWR_Dipole_40M_sweep.png]]
 +
 +
* 15 Meter SWR
 +
 +
[[File:SWR_Dipole_15M_sweep.png]]
  
 
== YouTube Videos ==
 
== YouTube Videos ==
  
−
* [https://www.youtube.com/watch?v=tLMAStiaAxU NanoVNA a $50-$70 Amateur Radio Antenna Analyzer?] - Ham Radio Crash Course
+
[https://www.youtube.com/c/IMSAIGuy/search?query=NanoVNA Youtube PlayList]
−
* [https://www.youtube.com/watch?v=fSzY5q-QTpw NanoVNA Initial Observations] - W0QE
+
 
−
* [https://www.youtube.com/watch?v=mKi6s3WvBAM The NanoVNA, a beginners guide to the Vector Network Analyzer] - joe smith
+
=== W2AEW Videos ===
−
* [https://www.youtube.com/watch?v=THc5ZTxQUSg NanoVNA Vector Network analyzer 900MHz VNA for $50] - IMSAI Guy
+
 
−
* [https://www.youtube.com/watch?v=f-qJIjaFIrs NANOVNA LP Low Pass Filter] - IMSAI Guy
+
<video type="youtube">o1eLK4EMpEQ</video>
−
* [https://www.youtube.com/watch?v=GJNMnq8eD0E The NanoVNA, Viewer Questions and Answers] - joe smith
+
 
−
* [https://www.youtube.com/watch?v=TsXd6GktlYQ Basics of the Smith Chart - Intro, impedance, VSWR, transmission lines, matching] - W2AEW
+
<video type="youtube">Sb3q8f0NBZc</video>
−
* [https://www.youtube.com/watch?v=R5iYuGLvlas NanoVNA To Test The Loss & Length Of Coax Cables] - Jim W6LG YouTube Elmer for Ham Radio Basics
+
 
 +
<video type="youtube">x-tbvAbh9jk</video>
 +
 
 +
<video type="youtube">xa6dqx9udcg</video>
 +
 
 +
<video type="youtube">F17mN5uuzGY</video>
 +
 
 +
<video type="youtube">9thbTC8-JtA</video>
 +
 
 +
<video type="youtube">bEPUePy_buM</video>
 +
 
 +
<video type="youtube">G9zZRNzhsEE</video>
 +
 
 +
<video type="youtube">TsXd6GktlYQ</video>
 +
 
 +
=== Other Videos ===
 +
 
 +
<video type="youtube">tLMAStiaAxU</video>
 +
 
 +
<video type="youtube">fSzY5q-QTpw</video>
 +
 
 +
<video type="youtube">mKi6s3WvBAM</video>
 +
 
 +
<video type="youtube">GJNMnq8eD0E</video>
 +
 
 +
<video type="youtube">v01lSgWo904</video>
 +
 
 +
<video type="youtube">THc5ZTxQUSg</video>
 +
 
 +
<video type="youtube">Hsx4wqAlqlQ</video>
 +
 
 +
<video type="youtube">R5iYuGLvlas</video>
 +
 
 +
<video type="youtube">iJ1qKE5O0bY</video>

Latest revision as of 18:41, 14 October 2021

NanoVNA - Network Analyzer

715RBejXZJL-Half.jpg

Specifications

  • Number of Calibration Points: 101 (Fixed)
  • Number of Scanning Points: 101 (Fixed)
  • Display Tracking: 4, Marking: 4, Save Setting : 5
  • PCB: 54mm x 85.5mm x 11mm (without the size of connectors, switches)
  • Measurement Frequency: 50KHz ~ 300MHz (50KHz -900MHz, enable extended firmware)
  • RF Output: -13dbm (maximum -9dbm)
  • Frequency Accuracy: 0.5ppm
  • Measurement Range: 70dB (50kHz-300MHz), 50dB (300M-600MHz), 40dB (600M-900MHz) enable extended firmware)
  • Port SWR: 1.1
  • Display: 2.8 inch TFT (320 x240)
  • USB Interface: USB Type-C; Communications Mode: CDC (Serial)
  • Power Supply
    • USB 5V 120mA
    • Maximum charging current 0.8A

Resources

Adding a battery

  • My unit did not come with a battery
  • Added an SMT mount ST connector to the board
  • Added an 850 mAh LiPo battery
  • The pinout on the card was backwards from the pinout of the connector at the end of the battery wires
    • Removed the pins from the battery wire connector and flipped the pins
  • Charging works
  • Battery is a bit too thick to screw the back on completely
  • Switched to longer standoffs
  • Someone else's page (they added an inline connector and wired to the card)

Software

Test Jigs

RF Demo Kit

  • AliExpress listing
  • Board
  • SMA female connectors X6
  • 6mm standoffs X4
  • M2.5 screw X4 (for standoffs)
  • 49 pin machine contact array (7x7)
  • (2) 0805 49r9 calibration resistance
    • 1 spare)
    • Installed 49.9 ohm resistor on upper left SMA
    • Installed 0 ohm resistor on upper right SMA (not in kit)

RFTestBoard-3B.png

RF-test-03.jpg

Dual Band Dipole Measurements

  • NanoVNA sweeping from 3.5 MHz to 30 MHz

Dipole 20-40.png

  • Following this setup

  • Documenting the setup / measurements of SWR on 20M/40M/15M

  • Dual band dipole from 3rd floor attic eaves to fence post

Antenna 20 40M Dipole.jpg

  • 20 Meter SWR sweep

SWR Dipole 20M sweep.png

  • 40 Meter SWR sweep

SWR Dipole 40M sweep.png

  • 15 Meter SWR

SWR Dipole 15M sweep.png

YouTube Videos

Youtube PlayList

W2AEW Videos

Other Videos

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