NOWE POSTY | NOWE TEMATY | POPULARNE | STAT | RSS | KONTAKT | REJESTRACJA | Login: Hasło: rss dla

HOME » ANTENY » CZY WARTO?

Przejdz do dołu stronyStrona: 1 / 1    strony: [1]

Czy warto?

-60M MR300 Bluetooth Digital Shortwave Antenna Ana
  
sq9oub
13.08.2018 11:33:26
poziom najwyższy i najjaśniejszy :-)



Grupa: Użytkownik

QTH: JO90GA

Posty: 4084 #2574923
Od: 2011-4-11


Ilość edycji wpisu: 2
Jak w temacie


Opis
Description:
Note : the item is not inclued Built-in battery, IT support Bluetooth
Radio enthusiasts an essential tool for entry
Test the antenna technical parameters
Can test the standing wave, impedance, capacitance and so on
Can be connected to the computer to do antenna and other graphic analysis
Test frequency: 1-60M
Size: 90mm * 82mm * 30mm
Connector: M head
Power requirements: within the positive external
12V - Driveable talent works, but can not charge the battery.
13.8V ~ 18V - can drive the talent to work normally, can also be normal for the battery charge.

Specifications:
1 Frequency Generation & Control:
o 1 - 60 Mhz
o Source impedance: 50 Ohms
o Stability: +/- 100 ppm
o Spectral Purity: Harmonics down >- TBD dB beyond 60 MHz
o Step Size: User configurable increments of 100 Hz, 1 kHz, 10 kHz, and 100 kHz
Usable Measurement Range:
o SWR: 1.0 to 9.99
o Impedance: approx. 5 to 2000 ohms
RF Output:
o Adjustable: 2.0 Volts pp (typ)
Power supply:
o External: 13.8 to 19 Volts DC, 500mA
o Internal: 8xAAA 1000mAh NiMH cells
o Charging time: 12 hours (charge rate 0.1C)
2 Controls:
o Pushbuttons (5): "Mode", "Band", "Config", "Scan", "Up", "Down"
o Switch: "Power On"
Connectors:
o RF Out: BNC
o USB: Mini-B receptacle
o External power: 2.1mm Power Jack (center pin positive)
3 Instrument Capabilities:
o Measure antenna electrical parameters: SWR, impedance (resistance +
reactance), capacitance, inductance
o Measure feedpoint impedance
o Measure ground loss
Adjust antenna tuners and determine loss
o Measure inductors and capacitors
o Measure coax transmission line (SWR, length, velocity factor, approximate Q
and loss, resonant frequency, and impedance)
o Measure and determine optimum settings for tuning stubs: SWR, approximate
Q, resonant frequency, bandwidth, impedance
o Determine characteristic impedance of transmission line
o Determine length of ¼ and ½ wave phasing lines
o Coaxial Cable Loss
o Determine antenna tuner loss
o Measure balun loss
o Measure inductor Q
o Estimate quartz crystal parameters
Adjust antenna tuners and determine loss
o Measure inductors and capacitors
o Measure coax transmission line (SWR, length, velocity factor, approximate Q
and loss, resonant frequency, and impedance)
o Measure and determine optimum settings for tuning stubs: SWR, approximate
Q, resonant frequency, bandwidth, impedance
o Determine characteristic impedance of transmission line
o Determine length of ¼ and ½ wave phasing lines
o Coaxial Cable Loss
o Determine antenna tuner loss
o Measure balun loss
o Measure inductor Q
o Estimate quartz crystal parameters
Adjust antenna tuners and determine loss
o Measure inductors and capacitors
o Measure coax transmission line (SWR, length, velocity factor, approximate Q
and loss, resonant frequency, and impedance)
o Measure and determine optimum settings for tuning stubs: SWR, approximate
Q, resonant frequency, bandwidth, impedance
o Determine characteristic impedance of transmission line
o Determine length of ¼ and ½ wave phasing lines
o Coaxial Cable Loss
o Determine antenna tuner loss
o Measure balun loss
o Measure inductor Q
o Estimate quartz crystal parameters

Note:the item is not inclued Built-in battery, IT support Bluetooth

Package Included:
1 x MR300 Bluetooth Digital Shortwave Antenna Analyzer Meter Tester 1-60M Ham Radio
_________________
Jarek
"nawet papier toaletowy się rozwija"
Tel: 100011110001110101010110101101
http://sq9oub.pl.tl
  
Electra29.03.2024 00:17:28
poziom 5

oczka
  
sq9oub
13.08.2018 11:36:41
poziom najwyższy i najjaśniejszy :-)



Grupa: Użytkownik

QTH: JO90GA

Posty: 4084 #2574926
Od: 2011-4-11
Standardowa wysyłka 50 złPLN
_________________
Jarek
"nawet papier toaletowy się rozwija"
Tel: 100011110001110101010110101101
http://sq9oub.pl.tl
  
sp5it
13.08.2018 13:18:08
poziom najwyższy i najjaśniejszy :-)



Grupa: Użytkownik

QTH: KO02OI

Posty: 7242 #2574953
Od: 2009-12-28


Ilość edycji wpisu: 1
W tej cenie nie.
https://www.aliexpress.com/wholesale?catId=0&initiative_id=SB_20180813031710&SearchText=mr300
http://ok1rp.blogspot.com/2015/11/60-mr100-antenna-analyzer-toy.html
_________________
***** ***
You can't have too many antennas...
Obrazek
  
sq9oub
13.08.2018 16:45:57
poziom najwyższy i najjaśniejszy :-)



Grupa: Użytkownik

QTH: JO90GA

Posty: 4084 #2575007
Od: 2011-4-11


Ilość edycji wpisu: 1
Na wish są odpowiednio to co pokazałeś 268,20zł i 171,90zł tylko to są bez zasialczy i baterii.
_________________
Jarek
"nawet papier toaletowy się rozwija"
Tel: 100011110001110101010110101101
http://sq9oub.pl.tl

Przejdz do góry stronyStrona: 1 / 1    strony: [1]

  << Pierwsza      < Poprzednia      Następna >     Ostatnia >>  

HOME » ANTENY » CZY WARTO?

Aby pisac na forum musisz sie zalogować !!!

TestHub.pl - opinie, testy, oceny