UNI-T UTS1000 Series Operating Manual
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UNI-T UTS1000 Series Operating Manual

Spectrum analyzer
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  • Page 2: Table Of Contents

    Table of Contents ..............................1 1 Things to Know ..............................2 1.1 Initial Check ..........................2 1.2 Safety Precautions before Use ......................4 1.3 First-time Power-on of Spectrum Analyzer ..............................5 2 Quick-start Guides ..............................5 2.1 Front Panel ...............................6 2.2 Side Panel ............................7 2.3 Preparations before Use ..............................9 2.4 User Interface ...............................10...
  • Page 3 ........................67 4.4 Measurement of N dBBandwidth ......................68 4.5 Measurement of Adjacent Channel Power ........................69 4.6 Measurement of Channel Power ......................70 4.7 Measurement of Occupied Bandwidth ....................71 4.8 Measurement of Small Signal by Pre-amplifier ......................71 4.9 Measurement of Harmonic Distortion ....................

  • Page 4: Things To Know

    1. Things to Know for tests conducted indoors, outdoors and in other conditions. This product is able to display testing images Welcome to use UTS1000 Series Handheld Spectrum by remote control through PC after connecting to PC. Analyzer produced by Uni-Trend Technology (China)

  • Page 5: Initial Check

    Chapter 6 “Repairing of Spectrum Analyzer” for disposition Parameters ways. UTS1000 Series Handheld Spectrum Analyzer’s power adapter adopts 100V~240V, 50Hz AC power. When handheld spectrum analyzer normally works, requirements of +9V power adapter for power has been listed in Table...
  • Page 6 please firstly check whether voltage of power is In order to prevent or reduce mutual interference generated normal , to avoid the damage of equipment. At time by several equipments through power, in particular, peak pulse interference generated by high-power equipments of first-time power-on, please read Section 3 “First- possibly leads to hardware damage of spectrum analyzer, it time Power-on of Spectrum Analyzer”...

  • Page 7: First-Time Power-On Of Spectrum Analyzer

    Before first-time start-up of instrument, AC power adapter Analyzer must be used to supply power, and get battery charged. UTS1000 Series Handheld Spectrum Analyzer is supplied Otherwise, instrument may not be started or service life of by power adapter or internal battery. When battery is fully battery may be shortened.

  • Page 8: Quick-Start Guides

    2.1 Front Panel adapter, press yellow button in the lower left of front panel, instrument starts. Start-up of instrument can be completed in about one minute. When AC/DC power adapter supplies power to instrument, mark “socket” is displayed in the upper left of display screen; when battery supplies power to instrument, mark “battery”...

  • Page 9: Side Panel

    Table 2-1 Descriptions of Front Panel Set parameters related with system Read amplitude, frequency, sweep time and etc of points No. Description Description on trace by marker. LCD display screen Up, down direction keys Peak search function Keys of soft menu Number keyboard Tracking source output Function keys...

  • Page 10: Preparations Before Use

    When you receive new spectrum analyzer, please check it by following steps below. 2.2.3 Battery 1. Check whether there is any damage caused during transportation, whether accessories are complete. UTS1000 Series Spectrum Analyzer adopts rechargeable...
  • Page 11 Please keep damaged packing or vibration-proof battery and battery installing-removing chamber. materials until instrument has been fully inspected and passed electrical properties and mechanical tests. As for 2.3.4. Start-up standard accessories, check whether some of them are After connecting with power adapter or installing battery, missing according to “Packing List”...

  • Page 12: User Interface

    2.4 User Interface Name Description Logarithmic Display data output in logarithmic scale display or linear format Attenuation Display values of attenuator value Display wave detection modes of Wave spectrum curve detection Video Display values of video bandwidth bandwidth Resolution Display values of resolution bandwidth bandwidth Spectrum...

  • Page 13: Parameter Input

    2.5 Parameter Input 3. Symbolic key Symbolic key “-” is used to change symbols of parameters. Parameters can be input by number keys, up and 4. Unit keys down direction keys and knob. Unit keys include GHz/dBm, MHz/dBm, kHz, Hz, s, and ms.

  • Page 14: Basic Measurement

    highlighted, parameters of center frequency appear in the 2.6 Basic Measurement upper left of the screen grid, indicating center frequency In the following, we will demonstrate the measurement of function has been activated. continuous-wave signal to introducebasic measurement — Values of center frequency can be changed by using method of spectrum analyzer.

  • Page 15: Descriptions Of Menu

    4. Read measurement results Input signal (frequency: 300MHz, amplitude: -10dBm), 3.1 Menu Maps results obtained by the measurement of UTS1000 Series This chapter provides function maps of relevant menu keys Spectrum Analyzer are shown as Figure 2-6: on the panel of spectrum analyzer in alphabetical order.
  • Page 16 3.1.1 AMP 3.1.2 BW/SWP EMI bandwidth Resolution bandwidth BW/SWP Swept point On Off Auto Manual Reference level Resolution stepping EMI bandwidth Single sweep Attenuator Default Continuous dBμW Auto Manual Video bandwidth Continuous Pre-amplification Auto Manual sweep dBpW On Off Trace average EMI bandwidth On Off Scale/degree...
  • Page 17 3.1.3 FREQ 3.1.4 MARKER Frequency Frequency marker MARKER counting Function off FREQ Center frequency 1 2 3 4 5 On Off Trace Resolution bandwidth 1 2 3 4 5 On Off Start frequency Frequency marker noise Normal On Off Stop frequency Frequency Difference counting...
  • Page 18 3.1.6 MODE 3.1.5 MEAS Audio Tracking source Channel MEAS Tracking source Measurement off MODE demodulation bandwidth On Off Digital Time spectrum Spacing between Demodulation demodulation Output power channels On Off Network Adjacent channel Trigger measurement The number of power adjacent channel On Off Pass-Fail Channel power...
  • Page 19 Rising edge External On Off On Off Carrier Carrier Falling edge frequency frequency Demodulation Demodulation bandwidth bandwidth Auto Manual Auto Manual Back Back Back Frequency Frequency discrimination test ×1 Output power discrimination test On Off Input gain ×2 Calibration Amplitude ×4 Scale ×0.5...
  • Page 20 Pass-Fail Window measurement Audio demodulation Audio demodulation Radio station 1 On Off Region measurement Demodulation modes Radio station 2 Sound volume Radio station 3 Radio station Radio station 4 Radio station 5 Back Back Back Back...
  • Page 21 Window Region Window Region measurement measurement Upper limit line Front page measurement Frequency offset measurement On Off On Off Upper limit line Amplitude line Page up Amplitude offset Delete Lower limit line On Off On Off Lower limit line Edit of upper line Frequency line Page down Empty...
  • Page 22 3.1.7 PEAK 3.1.8 SPAN Min. value SPAN Span PEAK Max. value search search Full span Peak search Next peak On Off Zero span Left peak Previous span Right peak Frequency marker Center frequency Next page Back...
  • Page 23 3.1.9 SYS System System information Next page User calibration Start to calibrate Chinese information Reset to factory Local language System service System log English defaults Date/Time Local network Start-up/ Reset Next page Back Back Back File IP address Date setting Save Subnet mask Time setting...
  • Page 24 Start-up Start-up/ Reset Factory Print Paper size parameters Reset Direction User parameters Lateral Longitudinal Power-off Copies Print curve Letter Print screen Back Back Back Back Factory User Power-off Back...
  • Page 25 Screen Screen capture Directory File Front page Save Save to local picture Previous File types Save to Trace data page Trace data flash drive File operation Next page User state End page Refresh Back Back Back Back Back Sort By name By time Delete Save to local...
  • Page 26 3.1.10 TRACE Display Full screen Default Trace Window zoom TRACE WinXP 1 2 3 4 5 On Off Display line Refresh 2-DL On Off Max. hold Amplitude ruler On Off Min. hold Display style Blanking Back Back Next page Back View Auto Trace...

  • Page 27: Brief Of Menu

    3.2 Brief of Menu [Reference [dBμW] Select dB relative to 1μW as unit of amplitude. This chapter briefly describes functions of keys and soft [Reference [dBpW] Select dB relative to 1pW as unit of amplitude. keys on the front panel in the form of list based on menu [Reference structure: Select dB relative to 1mV as unit of amplitude.
  • Page 28 Table 3-1 Descriptions of Basic Functions (continued) Function key Access key Descriptions [Start Activate start frequency, set spectrum Adjust spectrum analyzer’s sweep time. FREQ [Sweep time] frequency] analyzer in start-stop mode. Sweep time is in auto or manual mode, BW/SWP Auto Manual [Stop Activate stop frequency, set spectrum analyzer...
  • Page 29 Table 3-1 Descriptions of Basic Functions (continued) [Frequency Open or close frequency counter (activate a [Frequency countin frequency marker). When such counter is countin Function key Access key Descriptions open, display counting results. Set frequency marker of any other marker, [Resolution [Frequency Set counting resolution.
  • Page 30 Table 3-1 Descriptions of Basic Functions (continued) Set the number of upper adjacent channels [The number of [Measurement and lower adjacent channels for adjacent adjacent channel] setu Function key Access key Descriptions channel power measurement. [Frequency [Measurement [Occupied Calculate power of occupied bandwidth [Frequency Set center frequency equal to frequency marker...
  • Page 31 Table 3-1 Descriptions of Basic Functions (continued) [Demodulation [FM] Set demodulation mode as FM demodulation. mode Function key Access key Descriptions [Demodulation [AM] [Frequency [Frequency Set demodulation mode as AM demodulation mode Enable or disable frequency discrimination discrimination discrimination test] test function.
  • Page 32 Table 3-1 Descriptions of Basic Functions (continued) [Amplitude/frequ Positions of control line of amplitude [Window measurement ] ency ] andfrequency pops up. Function key Access key Descriptions [Amplitude/freq [Upper limit line] Set position of upper limit line. [Demodulation uency ] Set demodulation bandwidth in auto or bandwidth] demodulation ]...
  • Page 33 Table 3-1 Descriptions of Basic Functions (continued) Set spectrum analyzer’s span value as [Full span] SPAN maximum value. Function key Access key Descriptions Set span as 0Hz, this function displays input [Editoflower [Zero span] signal in amplitude-time mode, so it is very SPAN [Edit ] Soft menu for the edit of lower line pops up.
  • Page 34 Table 3-1 Descriptions of Basic Functions (continued) Table 3-1 Descriptions of Basic Functions (continued) Function key Access key Descriptions [Reset network] [Localnetwork ] Reset network, and re-connect with system. Function key Access key Descriptions Open soft menu for the setting of start-up Only files in screen picture format can be [Start-up/Reset ] [Screen picture]...
  • Page 35 Table 3-1 Descriptions of Basic Functions (continued) [Direction] Lateral [Print ] Set print direction, default to lateral. Longitudinal Function key Access key Descriptions [Copies] [Print ] Set copies printed. Information in current interface is saved in [Screen captur [Save ] the form of screen capture, and related soft [Print curve] [Print ]...
  • Page 36 Table 3-1 Descriptions of Basic Functions (continued) Get contents in track register 1 transferred to [Trace track register 3, and then set track 3 in operation ] Function key Access key Descriptions display mode. [System Enter factory debugging interface by pressing Get contents in track register 2 transferred service ] this key.

  • Page 37: Descriptions Of Menu

    Notes: 3.3 Descriptions of Menu enter frequency automatically adjusts start frequency 3.3.1 FREQ and stop frequency on the premise that the setting of span Set spectrum analyzer’s various frequency parameters. keeps unchanged. Spectrum analyzer sweeps frequency within set frequency he adjustment of center frequency is equivalent to range.
  • Page 38 revised together. 3.3.1.4 [Frequency stepping Auto Manual] You can use number keys, knob and direction keys to Adjust stepping of center frequency. Revise center frequency revise this parameter. When adjust start frequency, if start by fixed stepping so as to continuously switch measured frequency selected is higher than stop frequency, stop channel.
  • Page 39 manual mode, and input stepping Auto Manual] in SPAN key. Span can be set by number keys or 300MHz. If center frequency at this time is 300MHz, stepping key. Span can be set as 0 by number keys or [ center frequency changes to 600MHz by pressing stepping Zero span].
  • Page 40 3.3.2.2 [Full span] 3.3.3.1 [Reference level] Set spectrum analyzer in center frequency/span mode, and Activate reference level function. Set max. power or set span as maximum value. voltage that can be displayed in current window. Notes: 3.3.2.3 [Zero span] The maximum value of reference level able to be set is Set span as 0.
  • Page 41 compression, signal distortion and other phenomenon may You can use number keys, knob and direction keys to occur during measurement, and measured result is no real. revise this parameter. Spectrum analyzer’s input attenuator is associated with The purpose of adjustment of attenuator is to make max. reference level, and it is able to automatically make signal amplitude of input mixer lower than or equal to adjustment to avoid compression of input signal.
  • Page 42 -10dBm, and reference level is set less than or equal to Adjust amplitude range currently can be displayed by -10dBm (pre-amplifier off), values of input attenuator setting different scale. Signal amplitude range currently can be set as 0dB in “manual mode”. can be displayed: “-10×current scale”...
  • Page 43 Select dB relative to 1pW as unit of amplitude. 3.3.3.6 [Reference offset] 4) [dBmV] If gain or consumption exists between tested Select dB relative to 1mV as unit of amplitude. equipment and spectrum analyzer input, add a 5) [dBμV] certain offset to reference level to compensate for Select dB relative to 1 V as unit of amplitude.
  • Page 44 resolution bandwidth is more than or equal to 300Hz, automatically determines resolution bandwidth depending wave detector will be automatically in sampling mode. on span set by user. Notes: Notes: Spectral line can be smoother by reducing video bandwidth Higher frequency resolution can be obtained by reducing so that small signal flooded in noise can be distinguished, resolution bandwidth, but it would lead to longer sweep but it would lead to longer sweep time (in case sweep...
  • Page 45 In non-zero span mode, select Auto, and spectrum analyzer 3.3.4.8 [Continuous sweep] will select shortest sweep time depending on current RBW, Set sweep as continuous sweep. VBW and other parameters. You can use number keys and direction keys to revise this 3.3.4.9 [EMI bandwidt parameter.
  • Page 46 parameters may be revised during auto signal search. mode, trace can continuously receive sweep data and select negative peak wave detection mode. 3.3.6 TRACE Sweep frequency signal is displayed by trace on the screen. 3.3.6.5 [Blanking] Related parameters of trace can be set by this menu. 5 trace Clear traces on the screen away.
  • Page 47 contains. Soft menu related with wave detection, including If you request it to execute such task again, re-press [2 - [Auto], [Normal], [Positive peak], [Sampling], [Negative 2]. When this function is activated, display line is peak], pops up by pressing this key. activated.
  • Page 48 segment to be displayed in corresponding pixel. 3.3.6.14 [Auto] Set wave detector in standard wave detection mode (default 3.3.6.18 [Sampling] mode). In this mode, when noise is detected, measurement Set wave detector in sampling wave detection mode. This results of positive peak value and negative peak value are mode is usually used in video average and noise frequency alternately displayed, so as to reach display effect similar marker functions.
  • Page 49 pops up. Adjacent channel power is used to measure 3.3.8 MODE Provide other measurement functions, including tracking adjacent channel power ratio of transmitter, absolute value of main channel power and absolute value of adjacent source, signal source, frequency discrimination properties, demodulation, trigger, and Pass-Fail.
  • Page 50 measurement function is “On”, displayed measurement “Normalization” soft menu, and a straight line is displayed result is relative value relative to “normalization”, unit: in 0dB scale on the display. “dB”. When network measurement function is “Off”, displayed measurement result is spectrum measurement 3.3.8.9 [Frequency discrimination test ] result, unit: “dBm”.
  • Page 51 3.3.8.17 [Sweep time] discrimination property curve shall not be with amplitude limiting. [Sweep time] menu: change time for the sweep of 601 points. By PEAK on the panel of instrument, max. peak and 3.3.8.13 [Output power] center frequency of wave form can be automaticallydisplayed. Under [Output power] menu, power of spectrum analyzer’s RF output signal can be changed.
  • Page 52 3.3.8.23 [Radio station 3.3.8.30 [FM On Off] Directly listen to some local radio stations. Enable or disable FM demodulation. 3.3.8.31 [Carrier frequency] 3.3.8.24 [Digital demodulation Set carrier frequency of FM demodulation signal. Soft menu of digital demodulation pops u, including FM and AM measurement.
  • Page 53 3.3.8.37 [Rising edge] 3.3.8.44 [Window sweep On Off] Set trigger as external rising-edge trigger. Enable or disable window sweep. When window sweep is on, only sweep within window formed by the intersection 3.3.8.38 [Falling edge] of amplitude line and frequency line, periphery is not Set trigger as external falling-edge trigger.
  • Page 54 3.3.8.49 [Lower limit line ] 3.3.8.54 [Edit of lower line ] Enable or disable lower limit line. When region Edit of lower line is used to edit control line above trace measurement is on, lower limit line defaults to on. according to specific condition of trace.
  • Page 55 generate no operation. If two frequency markers already current marker number appears on the trace, such as “1”. exist (if in [Frequency marker difference] mode), [Frequency Notes: marker] will get active frequency markers be new signal If there is no active marker, one marker at center frequency frequency marker.
  • Page 56 position. Move active frequency marker by knob, stepping b) Open a “difference” marker, get difference marker key or number keys. If two frequency markers exist, directly positioned at one point, and re-select “difference” menu. press [Frequency marker difference]. However, if [ By this way, reference marker is positioned at this point.
  • Page 57 3.3.9.11 [Frequency marker noise On Off] 3.3.9.8 [Frequency marker function Enable or disable frequency marker noise function. As for Enter soft menu about frequency marker functions. selected marker, perform function of marking function, and then read noise power density. When it is on, average 3.3.9.9 [Functions off] noise level read from frequency marker is noise power Disable frequency marker measurement functions.
  • Page 58 parameters (such as center frequency, reference level). If “frequency marker difference” marker is selected, These menus are related with that whether spectrum center frequency stepping is set as frequency at analyzer’s frequency, span and frequency marker are in difference marker. normal mode or difference frequency marker mode.
  • Page 59 This function is invalid in zero span mode. Notes: If “max. value” is selected from peak search options, find max. value on trace and mark it by marker. 3.3.9.20 [Frequency marker reference level] The search of next peak, right peak and left peak must Set spectrum analyzer’s reference level according to satisfy search parameter conditions.
  • Page 60 and peak threshold. Operations related with system: system information, language, date and time, network, start-up/reset, file, 3.3.10.4 [Right peak] save, print, display, backlight adjustment, user calibration Search a peak on the right of current frequency marker’s and system service. position. Next peak must satisfy standards of current peak and peak threshold.
  • Page 61 3.3.11.5 [Date/time 3.3.11.11 [Gateway] Set instrument’s date, time, and date-time format. Set parameters of gateway address. 3.3.11.6 [Date setting] 3.3.11.12 [Reset network] Set reset network. Set date: set date displayed in spectrum analyzer. Input format of date is YYYYMMDD, for example, October 1, 3.3.11.13 [Start-up/Reset ] 2009 is marked as 20091001.
  • Page 62 3.3.11.17 [Directory ] 3.3.11.21 [Save ] Open spectrum analyzer’s file directory, and soft menu easy Execute operation of saving files. for viewing files pops up, including front page, previous Notes: page, next page and end page. When save files, select file types as required, including screen capture or trace data.
  • Page 63 3.3.11.25 [Copies] 3.3.11.31 [Display line On Off] It is used to set the number of printed paper. Enable or disable display line, or change its display position. Display line can be as reference for reading. 3.3.11.26 [Print curve] Curve of current printing interface 3.3.11.32 [Amplitude ruler On off] Enable or disable amplitude ruler function.

  • Page 64: Measurement Application

    3.3.11.34 [System service ] 4.1 Measurement of Continuous-wave Enter factory debugging menu. This menu contains lots of Signal calibration data, not open to users. One of the most common tasks of spectrum analyzer is to measure frequency and amplitude of signal. In the following example, continuous-wave signal (300MHz, -10dBm) 4 Measurement Application generated by signal generator (Agilent E4421B) as signal to...

  • Page 65: Measurement Of Signals With Close Resolution Bandwidth And Resolution Range

    4.2 Measurement of Signals with Close - Press [Max.value search], marker is at peak frequency; marker makes marks at signal peak, and marker’s frequency Resolution Bandwidth and Resolution and amplitude will be displayed in the upper right of screen. Range 3.
  • Page 66 or equal to frequency spacing of two signals. For example, - Press [Span] key, and input 50kHz; if you want to distinguish two uniform-amplitude signals - Press BW/SWP key; and they are 1kHz apart, you shall select 1kHz or smaller - Press [Resolution bandwidth Auto Manual] key, resolution bandwidth.
  • Page 67 4.2.2 Measurement steps to distinguish two signals - Press BW/SWP key; - Press [Resolution bandwidth Auto Manual] key, set with non-uniform amplitude resolution bandwidth in manual mode, and input 100Hz; In this example, we need to distinguish tw non-uniform- you can see two signals appear on the screen, as shown in amplitude signals (frequency difference: 50kHz, amplitude Figure 4-3;...
  • Page 68 BW/SWP key; Rectangle coefficient for resolution bandwidth filter of UTS1000 Series Spectrum Analyzer is about 5:1. When - Press [Resolution bandwidth Auto Manual] key, set resolution bandwidth in manual mode, and input 1kHz, as resolution bandwidth is 30kHz, 60dB point is 115kHz, half bandwidth is 57.5kHz, larger than frequency spacing...

  • Page 69: Measurement Of Signal Frequency By Frequency Counter

    peak, and you can read frequency difference and amplitude accurately measuresignal frequency. In the following difference of the two non-uniform-amplitude signals, as example, continuous-wave signal (500MHz, -10dBm) shown in Figure 4-6: generated by signal generator (Agilent E4421B) as signal to be measured. Operation steps: 1.

  • Page 70: Measurement Of N Dbbandwidth

    - Press [Frequency counting On Off] key, set frequency 4.4 Measurement of N dB Bandwidth counting is on. At this moment, frequency of signal is In the following example, continuous-wave signal (500MHz, displayed in active function area and in the upper right of -10dBm) generated by signal generator (Agilent E4421B) as screen.

  • Page 71: Measurement Of Adjacent Channel Power

    4.5 Measurement of Adjacent Channel - Press [NdB On Off] key, set NdB on, at this moment, N defaults to 3. In case of change required, press [NdB] Power key, and input numbers. In the following example, continuous-wave signal (500MHz, 3.

  • Page 72: Measurement Of Channel Power

    Power for upper adjacent channel of first adjacent channel: 4.6 Measurement of Channel Power -60.77 dBm; In the following example, continuous-wave signal (500MHz, Power for lower adjacent channel of second adjacent -10dBm) generated by signal generator (Agilent E4421B) channel:-63.70 dBm; as signal to be measured.

  • Page 73: Measurement Of Occupied Bandwidth

    1) Reset instrument - Press PRESET key. 2) Set parameters - Press FREQ key; - Press [Center frequency] key, and input 500MHz; - Press MEAS key; - Press [Occupied bandwidth On Off] key, set occupied bandwidth on. 3. Read measurement result Measurement result is displayed in the second half of split screen window, occupied bandwidth is 35kHz, as shown in Figure 4-10 Measurement Result of Channel Power...

  • Page 74: Measurement Of Small Signal By Pre-Amplifier

    Figure 4-12: 4.8 Measurement of Small Signal by Pre- amplifier In the following example, continuous-wave signal (500MHz, -80dBm) generated by signal generator (Agilent E4421B) as signal to be measured. Operation steps: 1. Connect equipment Connect signal output of signal generator with RF input on the front panel of spectrum analyzer.
  • Page 75 the front panel of spectrum analyzer. offset: 300MHz, amplitude difference: -26.55 dB; 2. Use difference function of marker to conduct - Press [Next peak] key. By this time, marker’s “reference” measurement is at fundamental harmonic, “difference” is at third 1) Reset instrument harmonic.

  • Page 76: Measurement Of Third-Order Intercept Distortion

    3) Use marker to measure frequency and amplitude 4.10 Measurement of Third-order - Press PEAK key; Intercept Distortion - Press Marker key; In the following example, sinusoidal signal (500MHz, - Press [Difference] key; -10dBm) generated by signal generator 1 (Agilent E4421B), sinusoidal signal (501 MHz, -10dBm) generated by signal - Press Peak key;...

  • Page 77: Measurement Of Am Modulation Signal

    4.11 AM Measurement of AM Modulation - Press [Sweep time Auto Manual] key, set sweep time in manual mode, and input 10ms; Signal - Press [Next page]; AM modulation signal can be demodulated from carrier - Press [Signal sweep]; signal by spectrum analyzer’s demodulation function and - Press AMP key;...

  • Page 78: Remote Control

    This spectrum analyzer communicates with PC through instrument bus, such as USB, LAN. This chapter introduces how to use upper computer software SARemoteControl provided by our Company for remote control over spectrum analyzer through various interfaces in details. 5.1 By USB 1.

  • Page 79: By Lan

    Control by double-clicking. Open remote command control panel, and then you can send command and read data through this panel, as shown in the following: Figure 5-1 Check USB Equipment Resource Send Clear SCPI Instruction: 4. Communication test Equipment：*idn? Equipment：Company,UTS1000,SN200001001,V2.6.4.1 Open USB control terminal of upper computer SARemote- Figure 5-3: Send Command and Read Data by panel Control by double-clicking.
  • Page 80 (1) Check whether fan works normally: 4. Signal frequency inaccurately displayed a. If fan works normally, connection wire of display screen When test signals, if signal frequency read out is beyond may be loose; allowable error limit, or signals shakes on the screen: b.

  • Page 81: Repairing Of Spectrum Analyzer

    spectrum analyzer may occur. Please contact with Notice manufacturer. Spectrum analyzer may be damaged if it is packed by other kind of material. Don’t use polystyrene spheres to 6.2 Repairing of Spectrum Analyzer pack instrument for they can’t completely make In case hard problems occur to your spectrum analyzer, instrument not move inside packing case and instrument please contact with us by Tel or Fax.

  • Page 82: Performance Parameters

    7. Performance Parameters This chapter lists spectrum analyzer’s technical parameters and general technical specifications. Unless otherwise specified, technical parameters are applicable to following conditions: Instrument has been warmed up for 30 minutes before use. Instrument is within calibration period and self-calibration has been executed. Typical value of tolerance is not provided.
  • Page 83 Display average noise level (1Hz resolution bandwidth, RF attenuator 0dB) Frequency Pre-amplifier off Pre-amplifier on Phase noise (fc=500MHz) If frequency offset is 30kHz: If frequency offset is 100kHz: If frequency offset is 1MHz: Notes: RBW<1kHz, sampling and wave detection, average times of trace 10 Sweep time 10ms to 3000s Zero span...
  • Page 84 External trigger level 5V TTL level, nominal value Frequency counter Counting resolution Uncertainty of counter Frequency reading ×frequency benchmark accuracy+counting resolution Amplitude accuracy (20 to 30 ) Comprehensive amplitude ±1.5dB Input signal range: 0dBm to -50dBm accuracy (90%) Amplitude Average continuous power Max.
  • Page 85 Frequency range 100kHz to 1.5GHz Input power -30dBm to 0dBm 1dB stepping Input smoothness Demodulation (optional) Frequency range 100KHz to 2GHz Frequency range 100KHz to 2.6GHz Frequency range 100KHz to 3.6GHz Audio demodulation Demodulation type Frequency range 100KHz to 2GHz Frequency range 100KHz to 2.6GHz Frequency range 100KHz to 3.6GHz Modulation rate Accuracy of modulation rate accuracy 1Hz, nominal value (modulation rate...
  • Page 86 RF input/output N female (50 ) Equipment terminal USB 1.1, B connector Control terminal USB 2.0, A connector 10/100 Base-T, RJ-45 connector FM/AM/SSB audio Speaklouder, headphone jack demodulation Input power 0dBm to +10dBm Benchmark input/output 10MHz, BNC female Output power 0dBm±2dB External trigger input BNC female 5V TTL level (max.
  • Page 87 Input Power Power adapter Output Power consumption Internal data storage USB, LAN communication Upper computer Displayed and measured by PC upper computer software (optional) Standard configuration Host of spectrum analyzer、User’s Manual、 Standard configuration Programming Manual、AC/DC adapter(AC input, +9V output) Pre-amplifier 、100kHz to 1.5GHz tracking signal source 、1Hz resolution bandwidth、 Audio demodulation, AM measurement, FM measurement (with a pair of headphones) 、...

  • Page 88: Appendix : Maintenance And Cleaning

    8. Appendix : Maintenance and Cleaning Please don’t place instrument in the sunlight for a long time. In case it is unused for a long time, please place instrument in a dry and cool place. Please keep instrument away from any corrosive liquid, to avoid damage of instrument.

This manual is also suitable for:

Uts1010Uts1020Uts1030

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