Related Manuals for Micronix MSA438
Summary of Contents for Micronix MSA438
- Page 1 3.3GHz/8.5GHz Spectrum Analyzer MSA438(E/TG)/MSA458 Operating manual Ver.2.5 / Nov. / 2021 MICRONIX CORPORATION OM-08022...
- Page 2 Before Using the Product · Please use following the below notes described on the back panel. · For safe use 1) When abnormal sound, abnormal smell or smoke is found, stop using and remove the battery and AC adapter. 2) Never use this product by wet hands, or the electric shock, a fire or the damage is caused. 3) Never use this product when thundering, or the damage by lightning may be caused.
- Page 3 2) Store this unit in a place where temperature is -20°C to 60°C, humidity is less than 60°C/70%RH and also variation of temperature and humidity is small. After service Please contact us without hesitation if you have any questions about this product: MICRONIX CORPORATION 2987-2, KOBIKI-CHO, HACHIOJI-SHI, TOKYO 193-0934 JAPAN TEL. +81-42-637-3667 FAX. +81-42-637-0227 URL: http://www.micronix-jp.com/...
-
Page 4: Table Of Contents
Contents 1. Outline ----------------------------------------------------------------- 1 1.1 Product outlines --------------------------------------------------- 1 1.2 Standard accessories ----------------------------------------------- 2 1.3 Lineup of four models ---------------------------------------------- 2 2. Specifications --------------------------------------------------------- 3 2.1 Performances ---------------------------------------------------- 3 2.2 External view --------------------------------------------------- 6 3. Explanation of Panel -------------------------------------------------- 7 4. - Page 5 12. Video Bandwidth <VBW> ------------------------------------------- 28 12.1 MANUAL mode ----------------------------------------------- 28 12.2 AUTO mode -------------------------------------------------- 28 12.3 ALL AUTO mode ---------------------------------------------- 29 13. Sweep Axis / Detection Mode <SWEEP> ----------------------------- 29 13.1 MANUAL mode ----------------------------------------------- 29 13.2 AUTO mode -------------------------------------------------- 29 13.3 ALL AUTO mode ---------------------------------------------- 29 13.4 Setting of Detection mode...
- Page 6 25.7 Transfer of spectrum data ----------------------------------------- 72 25.8 Writing of original compensation data -------------------------------- 73 26. Option -------------------------------------------------------------- 75 27. Basis Performance Test (MSA438/438E/438TG/458) ------------------ 78 27.1 Frequency characteristics ---------------------------------------- 78 27.2 Accuracy of reference level --------------------------------------- 79 27.3 Display accuracy of center frequency ------------------------------- 79 27.4 Display accuracy of frequency span...
-
Page 7: Outline
The center frequency is accurately set by PLL (Phase Locked Loop) synthesizer. Moreover, the frequency counter (factory option) enables to measure the frequency of the signal more accurately. 7) Average noise level -127dBm (MSA438(E/TG)) The low average noise level of -127dBm @ 1GHz provides a wide dynamic range. -
Page 8: Standard Accessories
4. Operating manual 1.3 Lineup of four models Model Contents 50kHz to 3.3GHz The most popular model MSA438 Applications: Cellular phone, 2.4GHz wireless LAN, 2.5GHz WiMAX, RF-ID, Broadcasting 50kHz to 8.5GHz Covering most of the wireless communication MSA458 Applications: 5GHz wireless LAN, 3.5/5.8GHz WiMAX, ETC/DSRC, Maintenance of wireless base station 50kHz to 3.3GHz... -
Page 9: Specifications
2. Specifications 2.1 Performances ■ Frequency section MSA438/438E/438TG MSA458 Frequency range 50kHz to 3.3GHz 50kHz to 8.5GHz Frequency Frequency Harmonic range band order ――― Base band 50k to 3.5GHz Band 1- 3.3G to 6.3GHz Band 1+ 6.1G to 8.5GHz Center frequency... - Page 10 ■ Amplitude section MSA438/438E/438TG MSA458 Reference level Setting range +10 to -60dBm (1dB step) Accuracy ±0.8dB ±1dot ± °C @CF：100MHz, RBW：3MHz, VBW：1MHz, REF：-15dBm, 23 Unit dBm, dBV, dBmV, dBμV, dBμV/m, dBμA/m (dBμV/m and dBμA/m are used in the measuring function) Average noise level -127dBm (typical) @ CF：1GHz,...
- Page 11 Positive peak, Negative peak, Sample (As for MSA438E, QP and AV are added further.) ■ Function MSA438/438E/438TG/458 common Marker measurement NORM：displays frequency (8digits max) and level (4digits max) at marker point. DELTA：displays frequency difference and level difference between two markers.
-
Page 12: External View
1.8kg (including battery) * Refer to 『22. Tracking Generator Mode』 for the specifications of MSA438TG. 2.2 External view [Unit : mm] * MICRONIX Corporation reserves the right to make changes in design, specification and other information without prior notice. － －... -
Page 13: Explanation Of Panel
3. Explanation of Panel － －... - Page 14 The function is changed according to the operation key. 3) Center frequency key The center frequency is set with this key. The setting range is 0 to 3.3GHz(for MSA438, MSA438TG and MSA438E), and 0 to 8.5GHz(for MSA458). The setting resolution is 20kHz.
- Page 15 11) Display scale key The display scale of amplitude axis of 2dB/div , 5dB/div or 10dB/div is selectable with this key. 12) Sweep key The sweep time is set in the range from 10ms to 30s and to AUTO. And also the detection mode is selected.
-
Page 16: Explanation Of Screen
24) USB A plug USB printer (option) or USB memory is connected. 25) USB B plug The PC through USB cable MI400(option) is connected. 4. Explanation of Screen Frequency axis setting values display Active area display Center frequency, Frequency span, Resolution bandwidth, Video bandwidth Spectrum display Remaining battery... -
Page 17: Function Menu
5. Function Menu 5.1 List of function menu The function menu are shown in the table below. For description of each function, see the appropriate page. For the sequence of selection for the function menu, refer to “5.2 Menu tree”. Page Page Function menu... -
Page 18: Menu Tree
5. 2 Menu tree The following is the sequence of selection for the function menu. The function menu corresponds to the function key of F1 to F6. “Function menu” FREQ CH POWER PROBE COUNT * Refer to “7. Center Frequency” for details. FREQ Ten Key CENTER FREQ... - Page 19 SCALE * Refer to “10. Display scale” for details. SCALE 10dB/ 5dB/ 2dB/ Set the display scale ： * Refer to “11. Resolution Bandwidth” for details. MANUAL AUTO ALL AUTO Set the RBW ： * Refer to “12. Video Bandwidth” for details. MANUAL AUTO ALL AUTO...
- Page 20 * Refer to “16. Calculation Function” for details. CALC * “SPR. FR” is only for MSA458. NORMAL OVRWR MAX HLD SPR. FR MIN HLD 足りなくなったらＮＥＸＴ Set the number ： * Refer to “17. Marker & Peak Search” for details. MODE MARKER PEAK SERCH CONV...
- Page 21 SAVE/LOAD * Refer to “18. Save / Load” for details. Main menu MODE SELECT DEVICE SAVE LOAD DELETE Save menu OBJECT SAVE EXECUTE SPECT RETURN PARAM BOTH Set the address to store the spectrum or the parameter. ： Load menu File Search Step DISP LOAD...
- Page 22 MEAS * Refer to “19. Measuring Function” for details Freq CH POWER COUNT PROBE Set the parameter ： MODE BAND MEAS BAND CENTER WIDTH Set the parameter ： MODE ADJ CH MEAS REFERENCE BAND OFFSET CENTER WIDTH WIDTH Set the parameter ：...
- Page 23 * Refer to “21. Screen Control” for details DSPL COLOR BACK LT BRIGHT COLOR1 * Refer to “23. Storage and print of screen image” for details COPY AREA PRINT Bmp->USB MEM→USB USB→MEM WHOLE EXECUTE COPY EXECUTE EXECUTE * Refer to “24. Utility Function” for details UTIL LABEL MENU...
-
Page 24: Preparing For Operation
6. Preparing for Operation 6.1 Stand Utilize the stand on the back to use the screen in an easier-to-see angle on the desk. 6.2 Connection to power supply The MA400 AC adapter is both for the use with AC power supply and for charging the MB400 built-in battery (optional). -
Page 25: Battery Charge
6.3 Battery charge Under the conditions of power-off and connecting the AC adaptor MSA400 of a standard accessory, the battery is charged. The charging conditions are indicated by two colors LED on the right side as shown in the table below. Charging condition Color of LED Good usage of battery... -
Page 26: Center Frequency
100M 0.1M Mode * Center frequency setting range : 0 to 3.3GHz@MSA438(E/TG), 0 to 8.5GHz@MSA458 The center frequency may shift for a while (up to 10 sec.), after setting is changed. 7.1 Setting with step keys ( [F1], [F2] ) 1. -
Page 27: Setting With Numeric Key
7.3 Setting with numeric key 1. When is pushed, the following function menu is displayed. BACK “.” CLEAR SPACE RETURN correspond to <GHz>, <MHz> and <. > correspond to <CLEAR> and <BACK SPACE>. Changing of center frequency by encoder is available in Ten Key Mode. 3. -
Page 28: According To Marker Position
SPAN SPAN 1GHz 50MHz 1MHz By operating , the frequency span is set. SPAN MSA438 / MSA438E / MSA438TG By rotating , the frequency span is changed in the specified step size as follows. ZERO 200k 500k 100M 200M 500M FULL（3.3G）［Hz］... - Page 29 MSA458 1. By rotating , the frequency span is changed in the specified step size as follows. ZERO 200k 500k 100M 200M 500M FULL（8.5G）［Hz］ 2. By pushing , the frequency span is set to FULL SPAN. Under such a condition, it returns to former span when is turned by rotation.
-
Page 30: Reference Level
9. Reference Level <REFER> When is pushed, the following function menu is displayed. REFER UNIT RL STEP OFS STEP OFFSET OFSdB 50Ω 9.1 Setting of reference level By rotating , the reference level is changed. (Refer to “9.7 Reference level setting range for each unit” for details.) 9.2 Change of unit of amplitude axis When is pushed, the unit is set as follows. -
Page 31: Setting Of Input Impedance
9.6 Setting of input impedance By pushing , the input impedance (50Ω /75Ω) is selected. The conversion of reference level is automatically executed. When the input impedance is set to 75Ω with adapter MA301 (50Ω/75Ω impedance converter), the reference level is displayed including offset and conversion of 75Ω. When “75Ω”... -
Page 32: Relation Between Reference Level And Att/Amp (At Dbm )
9.8 Relation between reference level and ATT/AMP (at dBm ) Internal input attenuator (ATT) and IF amplifier (AMP) are automatically set to the optimum values based on the reference level (REFER). (The input attenuator cannot be set independently.) REFER REFER REFER REFER （dBm）... -
Page 33: Display Scale
MANU AUTO ALL AUTO 11.1 MANUAL mode By pushing or rotating , MANUAL mode is set. By rotating , RBW is set as follows. MSA438/438TG/458 ： 3kHz 10kHz 30kHz 100kHz 300kHz 1MHz 3MHz MSA438E ： 3kHz 9kHz 30kHz... -
Page 34: Auto Mode
11.2 AUTO mode By pushing , the optimum RBW is set based on the frequency span and sweep time. * When AUTO mode is set, “ ” is displayed on the right end of RBW setting value display. 11.3 ALL AUTO mode By pushing , the optimum RBW, VBW and sweep time are set based on the frequency span. -
Page 35: All Auto Mode
MANU AUTO ALL AUTO SMPL MODE * T.G. MODE [F6] is only for MSA438TG. This menu is not displayed on MSA438, MSA438E and MSA458. For the details, refer to “22. Tracking Generator Mode”. 13.1 MANUAL mode By pushing or rotating , MANUAL mode is set. -
Page 36: Setting Of Detection Mode
13.4 Setting of Detection mode (For MSA438E, refer to “20. EMI test”) By pushing , the detection mode is set. SMPL POS (Positive Peak) ： The maximum value of the sample points is detected. SMPL (Sample) ： The momentary value of the sample points is detected. NEG (Negative Peak) ：... -
Page 37: Calculation Function
16. Calculation Function <CALC> When is pushed, the following function menu is displayed. CALC NORMAL MAX HLD MIN HLD OVRWR SPRI FR ＊＊ ＊＊ ＊＊ * By pushing HOLD/RUN , the sweep is restarted. * By pushing , the calculation functions is selected. ～... -
Page 38: Average Mode
2. The update spectrum data is compared with the data left last time at each point, and the smaller one is retained and displayed. 1024 ＊＊(infinite) * When this mode is set, “MIN --- (number of times)” is displayed in the CALC area on the screen. (Refer to “4. -
Page 39: Marker & Peak Search
* Differing from base band at which the up-conversion of input frequency is done with a frequency mixer, the spurious response peculiar to band 1- and band 1+ is generated because the down-conversion is done at those two bands. * About SPURIOUS FREE mode 1. -
Page 40: Movement And Basic Function Of Marker
17.1 Movement and basic function of marker By rotating , the marker moves. The frequency and the level at the marker point are displayed in the lower right side. , the marker mode is selected. By pushing SINGLE DUAL ： Single marker or delta marker display ●... -
Page 41: Zone Peak Search
17.3 Zone peak search ● Menu of Zone mode When is pushed, the following function menu is displayed. ZONE CENTER WIDTH RETURN At the Zone mode, the marker automatically moves to the maximum peak point within the range beforehand set. When entering this mode, the zone is displayed with thin blue shadow in the spectrum display area. -
Page 42: Save / Load
18. Save / Load <SAVE/LOAD> When is pushed, SAVE/LOAD menu is displayed as follows. SA VE／LOAD MODE SELECT DEVICE SAVE LOAD DELETE 18.1 Selection of storage device 1. When is pushed, the built-in flash memory is selected as a storage device. 2. -
Page 43: Save Function
18.2 Save function When is pushed, SAVE menu is displayed as follows. OBJECT SAVE SPECT PARAM BOTH EXECUTE RETEURN In this function, the data is stored in the built-in memory or USB memory by CSV format. The data stored in USB memory can be used with a personal computer as a CSV file. “SVLD”... -
Page 44: Load Function
This is the extension showing CSV format and is automatically attached. If the label is not named, “MSA” instead of it is attached and the file name becomes below. MSA＿SP001.csv About file name at the time of storage When SAVE is selected, a candidate of file name is displayed in the active area following above-mentioned regulations. -
Page 45: Delete Function
2. Selection of number of skips of files to be searched , the file is displayed in order of the number attached to it in the active area. The number skips each 10 by and each 100 by as well. Select it according to the number of stored files. -
Page 46: Presetting (Initialization)
18.6 Presetting (Initialization) ( For MSA438E, refer to “20. EMI test”.) When is pushed, the setting parameters are reset to the initialization shown below. “Initialization” Items Parameters Center frequency 1GHz Frequency span 20MHz Reference level 10dBm Offset 0.0dB Impedance 50Ω Sweep time 30mS Detection mode... -
Page 47: Measuring Function
19. Measuring Function <MEAS> When is pushed, the following function menu is displayed. MEAS FREQ CH POWER PROBE COUNT The measuring function can be selected as follows. CH POWER ----------- Channel power measurement ACP ----------------------- Adjacent channel leakage power measurement OBW ---------------------- Occupied bandwidth measurement E/F ANT ---------------- Electric field strength measurement M/F PROBE ----------- Magnetic field strength measurement... -
Page 48: Channel Power Measurement
19.1 Channel power measurement <CH POWER> The total power in the specified frequency band is measured. Two modes, TOTAL and BAND, are available. ●TOTAL mode [ By pushing (MODE), TOTAL mode is selected.] The sum of power in the displayed spectrum specified by center frequency and frequency span is measured. * “CP TOTAL”... -
Page 49: Adjacent Channel Leakage Power Measurement
19.2 Adjacent channel leakage power measurement <ACP> The adjacent channel leakage power is measured as the ratio of power in the range specified by offset frequency and bandwidth to carrier power. Both of leakage power at the upper and lower side are measured. Furthermore, the method for measurement is selected out of three methods based on the classification of definition of carrier power;... -
Page 50: Occupied Bandwidth Measurement
19.3 Occupied bandwidth measurement <OBW> It is possible to measure the occupied frequency bandwidth defined as the width of points at N(%) of the total power (N% POWER), or as the width of points that are X(dB) lower than the peak level (XdB DOWN). ●N% POWER mode [ By pushing (MODE), N% POWER mode (N%) is selected.] The bandwidth of points at N(%) of the total power is measured. -
Page 51: Electric Field Strength Measurement
19.4 Electric field strength measurement <E/F ANT> Connecting a dipole antenna (option) to the RF input enables the measurement of the electric field strength. Other than the optional antenna is also available by creating the original compensation data. (Refer to “25.8 Writing of original compensation data” for the details.) [Antenna connection] [Measurement environment] Antenna... - Page 52 ●Mode selection and measurement By pushing (ANT), the antenna (M401/M402/M403/M404/M405/M406/M407/USER) can be F１ selected. The measurement starts as soon as the antenna is selected. * “E/F M40X” or “E/F USER” is displayed in MEAS area on the screen. * “USER” is the original compensation data which is created by the user. (Refer to “25.8 Writing of original compensation data”...
- Page 53 M401 (900MHz, E plane) Antenna gain vs. Frequency 0.85 0.95 Ｆｒｅｑｕｅｎｃｙ （GHｚ） M402 (1.5GHz, E plane) Antenna gain vs. Frequency -0.5 -1.5 1.25 1.35 1.45 1.55 1.65 Ｆｒｅｑｕｅｎｃｙ （GHｚ） － －...
- Page 54 M403 (2GHz, E plane) Antenna gain vs. Frequency Ｆｒｅｑｕｅｎｃｙ （GHｚ） M404 (2.4GHz, E plane) Antenna gain vs. Frequency 2.25 2.35 2.45 2.55 2.65 Ｆｒｅｑｕｅｎｃｙ （GHｚ） － －...
- Page 55 M405 (horizontal plane) Antenna gain vs. Frequency 0º 330º 30º 300º 60º 270º 90º 240º 120º -0.2 300MHz 300 325 350 375 400 425 450 475 500 210º 150º 400MHz 500MHz Frequency (MHz) 180º M406 (5.4GHz, E plane) Antenna gain vs. Frequency 5.45 5.70 5.95 6.20 4.70 4.95 5.2...
-
Page 56: Magnetic Field Strength Measurement
19.5 Magnetic field strength measurement <M/F PROBE> The magnetic field distribution can be measured by using the magnetic field probe CP-2S (option). [Magnetic field probe connection] Magnetic field probe CP-2S The tip of the magnetic field probe CP-2S is made of glass-ceramic board. Take care when handling the probe even though the strength of the glass-ceramic board is sufficiently ensured under normal operation. -
Page 57: Frequency Counter
(Reference level - approx.30dB). “Specifications of frequency counter” Item Specifications Frequency range 1MHz to 3.3GHz (MSA438/E/TG) / 1MHz to 8.5GHz (MSA458) +10 to –70dBm @ 1MHz to 2GHz, RBW 100kHz Measured level +10 to -60dBm @ 2GHz to 3.3GHz, RBW 100kHz Measurement resolution...(Factory Option) -
Page 58: Emi Test (Msa438E)
20. EMI Test (MSA438E) 20.1 Additional function for EMI test ● Detection mode （Refer to “13. Setting the Detection mode”） By pushing , the detection mode can be set. SWEEP SMPL In MSA438E, QP detection and AV detection are added for EMI measurement. POS (Positive Peak) : The spectrum of the maximum value between the sample points SMPL (Sample) -
Page 59: Emi Test
The connection is shown in the figure below. Please refer to the manual of LISN for details of the connection and notes. Power Supply LISN * *MICRONIX provides the LISN product (MPW201). MSA438E 1. Turn on the power of MSA438E after the connection. 2. Set the initial parameters of conducted emission measurement by pushing SA VE/LOAD . - Page 60 ● Radiated emission measurement The electric field strength of disturbance noise that EUT radiates in the air is measured. Antenna MSA438E 1. Set the compensation data of the antenna beforehand. Refer to " 25.8 Writing original compensation data" for the details. 2.
- Page 61 Limits of radiated disturbance 88MHz to 216MHz 43.5dBuV/m 216MHz to 960MHz 46dBuV/m over 960MHz 54dBuV/m (Attention) This table is a background information. Micronix is not liable to you for any damages due to the mistake of the content of the description. －55－...
-
Page 62: Screen Control
21. Screen Control <DSPL> When is pushed, the following function menu is displayed. DSPL COLOR BACK LT BRIGHT COLOR1 21.1 Setting of color of screen display When is pushed, the color of screen display can be selected. COLOR1 COLOR2 MONO or normal use ：... -
Page 63: Tracking Generator Mode (Msa438Tg)
22. Tracking Generator Mode (MSA438TG) 22.1 Specification of T.G. function Item Specification Frequency range 5MHz to 3.3GHz Output Level -10dBm±1dB @1GHz(Fixed value) Output flatness ±1.5dB Output impedance 50Ω Output VSWR Less than 2.0 Output connector N(J) connector 22.2 Description of I/O connector 1) Input connector N (J) connector Input for an external signal... -
Page 64: On/Off Switching Of Tg Function
22.3 ON/OFF Switching of TG function When is pushed, the following function menu is displayed. SWEEP SWEEP TRIG T.G. MANU AUTO ALLAUTO SMPL MODE 1. When is pushed, TG. MODE is set. T.G. NORM 2. Each time is pushed, TG. output is alternately switched to ON or OFF. 22.4 Normalizing function NORM ON : The input level is made flat to the red line on the screen. -
Page 65: Storage And Print Of Screen Image
23. Storage and print of screen image <COPY> The following function menu is displayed when is pushed. COPY AREA PRINT Bmp→USB MEM→USB WHOLE EXECT COPY EXECT 23.1 Selection of image area When is pushed, the image area to be stored or printed can be selected. WHOLE : the whole screen image is stored or printed. -
Page 66: Usb Printer (Option)
23.5 USB printer (option) The MSA400 series enables a hard copy of the screen by connecting USB printer (option) to USB A plug with USB cable MI400 (option). MI400 USB B plug USB A plug Printer * Turn on the power of the MSA400 series unit first. After that, turn on the power of USB printer. Otherwise, it doesn’t work normally. -
Page 67: Utility Function
24. Utility Function <UTIL> UTIL When is pushed, the following function menu is displayed. LABEL MENU BUZZER CLOCK ALWAYS CONFIG ● The subsidiary function is selected. ： The specified characters are written in the label display area Label function (MAX 16 characters). ：... -
Page 68: Menu Off
2. One character in the label display area becomes reverse display. By rotating , one reversed character is replaced with a numeral, a small letter alphabet, a capital letter alphabet or a mark. 3. When is pushed, the reversed part moves right by one character. And the previous character is decided. 4. -
Page 69: Setting Of Clock
24.4 Setting of clock When is pushed, the following function menu is displayed. UTIL YEAR MＯNTH DATE HOUR ENTER The year, month, day and time are displayed below the screen. (Refer to “4. Explanation of screen”) Set the year, month, day and time when MSA400 series is used for the first time. The time information is updated even if the power is turned off after then. -
Page 70: Usb Device Function
“DOWNLOAD” site in our website. Download the file for USB driver “MnixUsb_WIN2K.zip” on the following download site. http://www.micronix-jp.com/Products/download/download.html Next, unzip the Zip file. After the downloaded file is unzipped, the MSA400 series is connected to a PC with the USB cable and then the power is turned on. -
Page 71: Sample Program
* “CR(0D[HEX])+LF(0A[HEX])” is added to the end of every command. When the command is sent from PC, MSA438 (E/TG) and MSA458 return some responses, which include “OK” + CR + LF, “ERR” + CR + LF and “(response to command)” + CR + LF. - Page 72 7) Setting of VBW Command : VBW＊＊＊＊ (＊＊＊＊＝100, 300, 1K, 3K, 10K, 30K, 100K, 300K, 1M, AUTO, ALL ［unit : Hz］) * ALL : The optimum RBW, VBW and sweep time are set based on the frequency span. * AUTO : The optimum RBW is set based on the frequency span. 8) Start and Stop of measuring function Command Measuring function...
- Page 73 15) Setting of bandwidth for adjacent channel power measurement Command : ACPCHBW＊＊＊＊＊＊＊ (＊＊＊＝0～500：Screen position, center=250) 16) Setting of reference band center frequency for adjacent channel power measurement Command : ACPREF＊＊＊＊＊＊＊ (＊＊＊＝0～500：Screen position, center=250) 17) Setting of reference bandwidth for adjacent channel power measurement Command : ACPREFBW＊＊＊＊＊＊＊...
- Page 74 24) Transfer of user-compensation data for magnetic field strength measurement Command : MFUSER＊＊＊＊＊ (Refer to “25.8 Writing of original compensation data” for the details.) 25) Start and Stop of calculation function Command Calculation Command : CALC＊＊＊ (＊＊＊: OFF / MAX / MIN / AVE / OVR) MAX HOLD MIN HOLD AVERAGE...
- Page 75 32) Setting of detection mode Command Detection mode Command : DET＊＊＊ Positive peak mode (＊＊＊: POS / NEG / SMP ) Negative peak mode Sample mode QP mode (only for MSA438E) AVG mode (only for MSA438E) 33) Setting of trigger source Command Trigger source Command : TRG＊＊...
- Page 76 42) Setting of zone center frequency for peak search Command : PKCNTR＊＊＊＊＊＊＊ (＊＊＊＊＊＊＊: Refer to “25.6 Input of frequency”) 43) Setting of zone width for peak search Command : PKWIDTH＊＊＊＊＊＊＊ Command Unit of marker (＊＊＊＊＊＊＊: Refer to “25.6 Input of frequency”) 44) Setting of unit of marker Command : CONV＊＊＊...
- Page 77 51) Single sweep Command : CAPT * It sweeps only once and will be in a HOLD state. 52) Setting of offset level Command : OFFSET＊＊＊＊＊ (＊＊＊＊＊: -50.0 to 50.0 [0.1 step, unit: dB] ) 53) Setting input impedance Offset level Command Command : IMP＊＊...
-
Page 78: Input Of Frequency
＊＊＊＊＊＊＊: 0.0k to 999.9k (0.1 step, unit: Hz) : 0.0M to 999.9M (0.1 step, unit: Hz) : 0.0000G to 3.3G (0.0001 step, unit: Hz) ---- MSA438 (E/TG) : 0.0000G to 8.5G (0.0001 step, unit: Hz) ---- MSA458 * The offset frequency and the zone width can be input only in the range decided by the center frequency and frequency span. -
Page 79: Writing Of Original Compensation Data
25.8 Writing of original compensation data When antennas or probes other than the option is used in electric field strength measurement or magnetic field strength measurement, it is necessary to write each original compensation data into the unit. Please write the data into the unit according to the following description. There are two methods for writing, the method of using PC software MAS400 (option) and the method of using original program which is prepared by user. - Page 80 When the text file created beforehand is selected, the data is written. * Install the specified USB driver in the personal computer to be used in advance. (Refer to “25.3 Installation of driver”) 4) Method of using original program for writing 1.
- Page 81 26. Option ■ PC software MAS400 MAS400 is a software that controls the spectrum analyzers of four models by the PC. 1001 points are captured in the spectrum analyzer. Although 501 points are displayed on its screen, the number of points transferred to the PC is all of 1001 points.
- Page 82 ■ USB printer With AC adaptor and one roll paper Refer to “23. Storage and print of screen image” for the details. Printing method Thermal line dot method ： Specification Paper ： 80mm width thermal paper Power source internal : AA-sized alkaline battery (4 pcs) ：...
- Page 83 ■ Coaxial cable Model Connector Length Freq. range MC102 SMA（P）/BNC（P） 1.5m DC to 2GHz MC201 SMA（P）/SMA（P） 0.5m DC to 18.5GHz MC202 SMA（P）/SMA（P） DC to 18.5GHz MC203 SMA（P）/SMA（P） DC to 18.5GHz MC204 SMA（P）/SMA（P） 1.5m DC to 12.4GHz MC301 SMA（P）/SMA（P） 0.5m DC to 10GHz MC302 SMA（P）/SMA（P）...
-
Page 84: Basis Performance Test (Msa438/438E/438Tg/458)
10MHz 3MHz Within Reference±1.0dB±1dot 8.5GHz *1 10MHz 3MHz Within Reference±1.0dB±1dot *1 MSA458 only · Setting of MSA438 (E/TG) /458 · Setting of calibration unit Reference level -15dBm Frequency Same as a center frequency of 1MHz MSA438 (E/TG) /458 Sweep time... -
Page 85: Accuracy Of Reference Level
0th div from the top. Sweep time Detection mode SMPL Display scale 2dB/div 27.3 Display accuracy of center frequency Measure the frequency with the peak search function of MSA438 (E/TG) /458. Setting of MSA438 (E/TG) /458 Measurement Judgment value Specifications Frequency... -
Page 86: Display Accuracy Of Frequency Span
Adjust the level of the calibration unit so that the peak is at the top of the amplitude axis (0th div), and regard the point set at that time as the reference. Gradually lower the output, starting from the reference, and measure the amplitude value of MSA438 (E/TG) /458. Measurement... - Page 87 MICRONIX CORPORATION 2987-2, KOBIKI-CHO, HACHIOJI-SHI, TOKYO 193-0934 JAPAN TEL. +81-42-637-3667 FAX. +81-42-637-0227 URL： http://www.micronix‐jp.com/...
Need help?
Do you have a question about the MSA438 and is the answer not in the manual?
Questions and answers