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Elekitsorparts Store Item Name: FAA-450_EU1KY_Antenna Analyzer

Item No.: H10010

Document Type: Manual

1

FAA-450 EU1KY Antenna

Analyzer

Operation Guide

Rev 1.01

Elekitsorparts Store

www.elekitsorparts.com

Содержание FAA-450

Страница 1: ...Elekitsorparts Store Item Name FAA 450_EU1KY_Antenna Analyzer Item No H10010 Document Type Manual 1 FAA 450 EU1KY Antenna Analyzer Operation Guide Rev 1 01 Elekitsorparts Store www elekitsorparts com ...

Страница 2: ... MHz for some less accurate measurements Using 3rd harmonics of both signal and LO above 150 MHz or above 200 MHz if properly configurated The FAA 450 comes with an aluminium enclosure which consists of 6 sheets of 3mm aluminium plates all are in silvery anodic oxidation A cell of 18650 Li ion battery is needed to power up the analyzer and you can switch the analyzer to the charging mode if a USB ...

Страница 3: ...Dimensions 163 92 37 5 mm 6 42 3 62 1 48 Weight 535g 1 18 lbs 4 Powering it up The FAA 450 could be powered up by 1 cell of 18650 Li ion battery or by your PC with a mini USB cable connected to the ST LINK port A power switch is located at the left side edge of the unit Sliding the switch to ON for powering the unit on and to CHG for charging the internal battery Don t forget to insert 1 18650 bat...

Страница 4: ...is an battery holder inside its metal case For installing a 18650 battery you need to open its back cover by screwing out the 4 socket head cap screws with the supplied hex keys Picture 3 Screw out the 4 socket head cap screws Then open the back cover carefully and slowly if it s tight use a rubber hammer or wooden hammer or a screw driver s handle to knock the back cover out slightly Do not use t...

Страница 5: ... 2 Connect the analyzer to your PC with a mini USB cable ST LINK 3 Slide the switch to CHG to activate the battery holder When it is in CHG the ORANGE led will be light That says the battery is being charged 4 To test battery dis connect the mini USB cable and slide the switch to ON and this will power the analyzer on 6 Main Screen The EU1KY FAA 450 analyzer is very different from other antenna an...

Страница 6: ...tored on the SD card for the measurement correction The calibrated value will be used in the real work 3 Configuration This sub menu is used for configuring some physical and operational parameters of this analyzer all of the parameters set here will be stored in the TF card as file AA CONFIG CONFIG BIN Please keep in mind that the configurations in this sub menu is really important make sure you ...

Страница 7: ...oint to the reflection point This is useful as you can determine the broken point of your coax cable or the length of your coax if there is no broken point Please keep in mind that all of the measurement results are based on the preset TDR Velocity Factor 0 66 by default which you can access from the configuration sub menu 7 Operation For a better understanding of this analyzer this operation sect...

Страница 8: ...is mode one is to tap the upper part of the screen for tuning the frequency in 10KHz 100KHz and 500KHz steps and the other one is to click Set Frequency button located on the lower part of the screen for directly inputting the desired frequency See the following pictures Picture 9 Frequency tuning in measurement mode If we click the Set frequency button the unit will show the direct frequency inpu...

Страница 9: ...tenna and the lower efficiency MCL Measured Cable Loss in dB it tells you the loss of your coax Please note that when measuring the loss of a coax the far end of the coax should be left open with no loads connected The bigger number in this value the more lossy coax Z The general complex impedance of an antenna in OHMs Z R X Equivalent L or C When the X 3 or X 3 the unit will give the equivalent L...

Страница 10: ...int mark in the circle smith chart The diameter of the circle is labeled 10 25 50 100 200 ohms Normally for a well matched 50 ohm system the green point mark should be located rightly on the diameter line of the circle without any up or down offset and that says X 0 For a detailed information on how to use smith chart please read the Smith Chart chapter of ARRL Antenna Book Picture 15 LC Match in ...

Страница 11: ...ved file and then click OK see the picture below Picture 17 File naming screen in snapshot 7 12 Panoramic Scan In the main screen touching Panoramic scan will enter the panoramic scan mode A panoramic scan can make a measurement really intuitive especially when measuring an antenna s lowest SWR points it s really straight forward and helpful You can set the scan beginning frequency and the span an...

Страница 12: ...ching in panoramic scan Picture 20 Maker operation in panoramic scan A Frequency and Span To set the frequency tap the upper green blocked area in picture 19 and then getting into the frequency and span setting screen see the pictures below Please note that you can set the scanning frequency as the scanning starting frequency or the central frequency and you need to configure it in the configurati...

Страница 13: ... R or X value in OHMs ranging from 2000 ohms to 2000 ohms Please also note that the y axis labeled value range could be dynamically changed according to the measured max and min R or X value In S11 graph x axis is frequency span which is the same to the 2 previous graphs while y axis is the return loss in dB whose labeled range can also be dynamically changed according to the measured max values T...

Страница 14: ...rform a automatic real time continuous scanning To make a single time scan tap Scan button one time Picture 24 Other buttons on the lower part of the screen in panoramic scan 7 13 USB HS cardrdr On the main screen touching USB Hs cardrdr will enter the usb storage access mode In this mode the internal TF card will be emulated to a USB flash disk and listed in your windows explorer You can access t...

Страница 15: ...cally and reboot the analyzer Picture 26 A new disk is found and labeled ANALYZER Picture 27 The AA folder contains all of the sub folders and files used by FAA 450 The analyzer s configuration file is saved in the CONFIG folder as CONFIG BIN The OSL calibration files are saved in OSL folder named as A OSL or B OSL and ERRCORR OSL The screen shot pictures are contained in SNAPSHOT folder as PNG fo...

Страница 16: ... foam coax of which velocity factor is 0 84 Picture 29 Information given in Time Domain mode Tap the Left or Right arrow on the screen to make the maker line on the peak position of the plot We will get the measured values of the marked position as T 39 1 ns Mag 0 60782 Dist 4 9m Vf 0 84 where T is the time in Nano Second Mag is the Magnitude Ratio Dist is the distance in Meter So the Time Domain ...

Страница 17: ...led and for testing the RF front end only To access the HW Calibration tap HW Calibration sub menu on the main screen and the unit gets into the HW calibration screen as it shows on picture 31 Picture 31 HW Calibration sub menu Make sure the jumper on RF board is right on HWCal position and if everything is OK tap Start HW calibration then the unit begins the HW calibration process it will take a ...

Страница 18: ...nu 3 Also in Configuration sub menu set the correct values to OSL_RLOAD OSL_RSHORT OSL_ROPEN For the calibration set from elekitsorparts store set OSL_RLOAD 50 OSL_RSHORT 0 OSL_ROPEN Open These values are truly important please check them before the further operation 4 Prepare the 3 loads Short 50 Ohm and Open If everything is fine connect the 0 Ohm load to the antenna port first of all and tap th...

Страница 19: ...itsorparts Store Item Name FAA 450_EU1KY_Antenna Analyzer Item No H10010 Document Type Manual 19 Picture 33 OSL Calibration Picture 34 Scanning 0 Ohm load is in progress Picture 35 All of the steps are done ...

Страница 20: ...truly important make sure you know what to do before change it otherwise the analyzer may not work correctly To make the analyzer work at UHF frequency you need to set the parameter SHOW_HIDDEN to 1 in order to open up all of the hidden parameters first of all Next set BAND_FMAX to 450MHz Also keep in mind that a new OSL calibration and a hardware calibration process are required after you change ...

Страница 21: ... Band_span 2 BRIDGE_RM 5 1 Value of measurement resistor R4 R11 in bridge Ohm float BRIDGE_RADD 200 Value of series resistor R5 R9 in bridge Ohm BRIDGE_RLOAD 51 Value of load resistor in bridge R7 R10 Ohm COM_PORT 0 Serial COM port to be used 0 for COM1 1 for COM2 COM_SPEED 38400 Serial COM port speed bps LOWPWR_TIME 0 Time in milliseconds after which to lower power consumption by switching off LC...

Страница 22: ...F use Picture 37 Generator mode Besides with the generator mode the DSP sub item in the main screen is a place for monitoring the RF front end status It detects the 2 channels of the analog 10KHz signal coming out from the RF end and digitalizes them into magnitude value You may notice that the magnitude information showed in 2 rows the upper one is for Vv voltage from the sample resistor on the b...

Страница 23: ...entral place of the screen the display will be switched to another style giving the information of sampling time and magnitude Meanwhile the spectrum window below the mag information is also switched to waveform style Tapping the central place of the screen again will switch back to the original view To exit DSP just tap the lower left corner of the screen ...

Страница 24: ...10 Document Type Manual 24 Picture 40 DSP mode 8 Support For any questions and problems please contact support elekitsorparts com for help You may also learn the basic theory of operation from wiki of E1UKY s antenna analyzer https bitbucket org kuchura eu1ky_aa_v3 wiki Home ...

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