Autor Tema: nanoVNA 2  (Posjeta: 612 )

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Offline 9A2B

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nanoVNA 2
« : 30. Studeni. 2020, 21:33:15 »
Danas je konacno stigla igracka, definitivno prvi model ide u prodaju, ova spravica ima puno veci i citljiviji displej.  A ima i raznovrsnih potrepstina u paketu.  ;)

Specifications:
Main material: PCB+iron
Color: black
Battery: 1 * lithium battery, 3000mAh (included)
Measurement frequency range: 50KHz-3GHz
Frequency tolerance: <2ppm
Frequency stability: <0.5ppm
System dynamic range (calibration): 70dB (up to 1.5GHz), 60dB (up to 3GHz)
S11 noise floor (calibration): -50dB (up to 1.5GHz), -40dB (up to 3GHz)
Sweep rate: 100 points / second
Display: 4.0 inch, 320 * 480
USB interface: Micro USB
Power supply: USB, maximum charging current 1A
Battery connector: JST-XH 2.54mm
Maximum sweep points (on device): 201
Maximum sweep points (USB): 1024
Port 2 return loss (1.5GHz): 20dB typ
Port 2 return loss (3GHz): 13dB MIN
Item size: 117 * 85 * 25mm / 4.6 * 3.3 * 1.0in
Item weight: 368g / 13.0ounce
Package size: 215 * 137 * 85mm / 8.5 * 5.4 * 3.3in
Package weight: 972g / 2.1lb

 Packing List:
1 * NanoVNA SAA-2N VNA
1 * Micro USB Data Cable
2 * 500mm N-type Male to Male RG142-PUR RF Cable
1 * N-type Male Calibration Kit-OPEN
1 * N-type Male Calibration Kit-SHORT
1 * N-type Male Calibration Kit-LOAD
1 * N-type Female to Female Connector
1 * EVA Storage Bag
1 * Touching Screen Pen and Lanyard

Mjerio sam 50 oma teret i windom antenu na MFJ 269B, EU1KY i nanoVNA 2

50 oma      MFJ 269B   EU1KY         NanoVNA 2.2

1.760      49 (1:1)   51.8-2.3j (1.1:1)   50.2 (1:1)
5.000      49 (1:1)   51.8-3.1j (1.1:1)   50.1 (1:1)
10.000      49 (1:1)   52.1-6.0j (1.1:1)   50.1 (1:1)
20.000      49 (1:1)   54.8-12.7j (1.3:1)   50.1 (1:1)
30.000      49 (1:1)   62.5-19.6j (1.5:1)   50.1 (1:1)
50.000      49 (1:1)   94.6-7.5j (1.9:1)`   50.2 (1:1)
70.000      49 (1:1)   72.9+29.3j (1.8:1)   50.3 (1:1)
144.000      49 (1:1)   49.8-4.3j (1.1:1)   50.6 (1.01:1)
430.000      1.1:1      44.5+22.5j (1.6:1)   52.2 (1.04:1)
1296                     51.6 (1.08:1)
2300                     53.2 (1.08:1)
3000                     48.4 (1.25:1)


Antena      MFJ 269B   EU1KY      NanoVNA 2.2

1.760      5.5:1       5.8:1      ?
5.000      1.4:1      1.3      1.45:1
10.000      3.7:1      4.1:1      3.75:1
20.000      2.1:1      2.5:1      2.17:1
30.000      1.5:1      1.3:1      1.52:1
50.000      1.2:1      2:1      1.17:1
70.000      1.4:1      1.8:1      1.38:1
144.000      1.1:1      1.3:1      1.19:1
430.000      1.3:1      1.4:1      1.1:1
 

EU1KY moram ponovo kalibrirati, malo se raspao od 30 do 100MHz
Sutra cu probati 23 i 13cm, no za sada stvar radi jako dobro za tih $100.
Keep 'em Rolling! http://www.mvpa.org/
MVPA: 29718
http://s186.photobucket.com/albums/x51/btudan/

73 de 9A2B - Boris

Offline 9A2B

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Odg: nanoVNA 2
« Odgovori #1 : 30. Studeni. 2020, 21:45:58 »
Razne rupe i tipketine :-)
Keep 'em Rolling! http://www.mvpa.org/
MVPA: 29718
http://s186.photobucket.com/albums/x51/btudan/

73 de 9A2B - Boris