SIGNAL-T ST 131 PIRANHA- II Technical Description And Operating Manual Download

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TECHNICAL DESCRIPTION AND OPERATING MANUAL ST131 <PIRANHA II> and ST131N

ST 131 “PIRANHA- II”

ST 131N

MULTIFUNCTIONAL DETECTION DEVICES

TECHNICAL DESCRIPTION AND OPERATING

MANUAL

Summary of Contents for ST 131 PIRANHA- II

Page 1: ...TECHNICAL DESCRIPTION AND OPERATING MANUAL ST131 PIRANHA II and ST131N 1 ST 131 PIRANHA II ST 131N MULTIFUNCTIONAL DETECTION DEVICES TECHNICAL DESCRIPTION AND OPERATING MANUAL...

Page 2: ...MODULATION mode 23 3 4 AUTOMATIC ANALYSIS sub mode 24 3 5 MEMORY sub mode 27 3 6 SCALE sub mode 29 3 7 MEASUREMENTS sub mode 30 3 8 OSCILLOSCOPE option 31 3 9 WATERFALL option 33 3 10 SPECTRAL SUBTRAC...

Page 3: ...ection device that has all the features and functionality of ST131 PIRANHA II model with the additional option NON LINEAR JUNCTION DETECTOR in wired lines In the further according to the text unless o...

Page 4: ...ideo cameras with radio transmitters Unauthorized use cell phones and modems of CDMA GSM UMTS and DECT standards as well as the devices with digital channels of data transmission such as WLAN BLUETOOT...

Page 5: ...bes set alligator clips 8 220V clips 2 units 9 GROUND wire 10 F BNC adapter 11 Power supply 2 units 12 Main unit s supporting device 13 Main unit s shoulder holder 14 Tripod 15 USB cable 16 Hex nut wr...

Page 6: ...connection of probes operating in the ACOUSTO ELECTRIC channel and magnetic sensor ST131 MF 4 CH1 Socket for connection to the wire line adapter ST131 AWL and Telescopic antenna 1 Sound line out 2 3 5...

Page 7: ...ORING with expanded presets Stream recording of signals to HDD of PC Special detection algorithms PC transfer of data that has been stored in the ST131 main unit Detailed information on the program an...

Page 8: ...ency range from 0 01 to 30 MHz Low frequency differential amplifier assigned for operation in the acoustic frequency range 0 3 15 KHz Switching device controlled directly from the main unit and provid...

Page 9: ...knob SELECT sets the user defined pair except of the same name to avoid short circuit 1st pin number 1 8 Entering the first contact from the numeric keypad 2nd pin number 1 8 Entering the second conta...

Page 10: ...search of IR transmitting devices which installed at external side of the window aperture in the direction from the window The monopod structure consists of four sections with total length of 900 mm A...

Page 11: ...ETOMETER directly as a magnetic field intensity sensor a mode selector is in a position MAG GRADIOMETER as a gradiometer a mode selector is in position GRAD In this mode an influence of remote strong...

Page 12: ...tor UHF output of signals to check the RADIO 30 4400 MHz channel 6 Rotary knob 7 Reception cavity SHF for the ST131 SHF detector 8 Reception cavity MAG for the ST131 MF magnetic field sensor 9 Recepti...

Page 13: ...1 Power supply 2 units 2 Main unit 3 UHF converter ST131 UHF 4 Probes set alligator clips 220V clips GROUND wire 5 Wire line adapter ST131 AWL ST131 AWLN 6 Magnetic field sensor ST131 MF 7 UHF antenna...

Page 14: ...annel provides receiving and subsequent processing of the signals transferred by wire line of different purpose power networks telephone networks computer networks security and fire alarm lines etc Th...

Page 15: ...ible to use only one battery compartment three batteries In this case the service time is reduced to 1 hour To replace the batteries please open the battery compartment covers with the wrench included...

Page 16: ...g functions SUPPLEMENTARY BUTTONS and are intended for sequential switching between the bands in the BAND mode choice of the displayed part of the RADIO 30 4400 MHz range 30 4100 MHz or 300 4400 MHz a...

Page 17: ...e button 2 2 INDICATION The common way of signal indication in the ST131 are spectrograms Common elements are shown in Figure 15 1 Start and end of the displayed frequency range 2 Short name of the cu...

Page 18: ...display In the RADIO 30 4400 MHz channel to avoid the overload use the attenuator located in the UHF converter Once pressing the button leads to automatically calculated level from 5 to 30 dB in steps...

Page 19: ...n position 5 Figure 15 five second delay as a default Short term overload indication is usually caused by band and out of band transients This option also includes an additional indication if the disp...

Page 20: ...witching between sub ranges is performed by and buttons CONTEXT BUTTONS FUNCTIONS______________________________________________ All possible main and auxiliary context buttons in this mode for all cha...

Page 21: ...turn the rotary knob The cursor lines and new context buttons will appear on the screen Figure 19 1 Marker of the tuned frequency 2 Cursor lines of the frequency band for the BAND mode 3 Signal level...

Page 22: ...sented in the RADIO 30 4400 MHz channel Here the values of bands are listed in the range of 500 Hz to 2048 MHz with a corresponding change in the threshold sensitivity When choosing a band up to 10 MH...

Page 23: ..._____ access to selection of demodulator type Possible selection includes amplitude modulation frequency modulation FM single sideband modulation with lower LSB and upper USB sideband selection of dem...

Page 24: ...ighted in red provides subtraction signals stored in the detailed pattern from the current spectrogram if the detailed pattern has been created see section 3 4 1 FUNCTION OF THE AUXILIARY CONTEXT BUTT...

Page 25: ...d press the title of the button will change to that will provide an opportunity to set the marker over the signals which exceed the threshold and switch the marker to other signals by rotating the rot...

Page 26: ...the list by clicking on 3 4 1 Using the AUTOMATIC ANALYSIS sub mode together with the SPECTRAL SUBTRACTION option To exclude the signals recorded in a detailed pattern section 3 9 activate the patter...

Page 27: ...press enter the digital identity of record or press and check the appearance of short inscription Data is written XX XX YY YY where X and Y the initial and final frequency of the stored spectrogram S...

Page 28: ...AL When working with the spectrogram is possible quickly to keep the information about the frequency and signal level for subsequent analysis manual creation of a list of frequencies Thus you can save...

Page 29: ...400 MHz channel in the FULL RANGE mode 1 The numerical scale grading 2 Signal level scale 3 Level and maximum signal frequency value __________________________________Figure30_________________________...

Page 30: ...disable display update or remove cursor line activation of relative cursor measurements After pressing and rotating the rotary knob there appears auxiliary cursor line with indication of the frequenc...

Page 31: ..._________________________________________ swtch to the spectrogram Repeatedly pressing the button will result in selection of the following functions cursor measurements sub mode activation access to...

Page 32: ...urs by pressing the button Zoom the waveform vertically by pressing the buttons and Second cursor line appears when you press and that ensures cursor measurements 1 Sweep time value in the position of...

Page 33: ...time pseudorandom adjustment of operating frequency PAOF On picture BLUETOOTH standard signal connection is shown it can be classified as PAOF Selection of this option is done by pressing and buttons...

Page 34: ...selecting the desired image Then press without leaving the Memory sub mode Third method is fundamentally different from previous ones because it does not store the displayed spectrum but the entire s...

Page 35: ...dangerous signals is below the threshold sensitivity of the ST131 at the place of creating the pattern and consequently only legal signals will be recorded Ten meters or more will be enough for the fi...

Page 36: ...en standard 2 Threshold level of graphic indicator 3 Digital data transfer standards 4 Averaged level of detected signal dBm Absence of indication of means no signal with a level a sufficient to ident...

Page 37: ...y chosen To switch to manual mode you must press or press any of the buttons or In this case backlight will change to black The selector Fig 38 pos 1 of the standards can be moved manually by the butt...

Page 38: ...RJ 45 connector and the inscription ycle of preparing XX indicating the passage of a period of adaptation to the connected line XX percentage of completion of the process of adaptation 1 Level scale 2...

Page 39: ...To return secondary press on the or the rotary knob 1 Absolute level of the testing signal in dBm 2 3 Relative level of the second and third harmonic of the signal CONTEXT BUTTON FUNCTIONS ___________...

Page 40: ...HF converter followed by successive messages Plug the ST131 UHF and Checking of the ST131 UHF At the end of the information on the screen will correspond to the FULL RANGE mode In this mode there is a...

Page 41: ...ference in wave lengths especially in urban areas are significantly different Signals re reflection from walls ceiling and interior can give false signal level representation 4 1 4 1 Generalized searc...

Page 42: ...es in the frequency band is up to 60 dB 1000 times Before starting work you must decide what level of radiation is to be detected All possible levels of radiation for modern STM is greatly wide In ver...

Page 43: ...tion accumulation of spectrum peaks when needs a fixing fact of rare occurrence of a single signal or pulse sequence with unknown time of its appearance When searching for signals with unknown paramet...

Page 44: ...of MEMORY submode see 3 5 For that press then After record number selection and pressing record will be saved Next move to the signal analysis 4 1 4 1 3 Signal analysis Localization of a transmission...

Page 45: ...ectrogram subsequent press of Is there is no operational possibility for signal source detection and necessity of more detailed radio emitting analysis use software ST131Analyzer Pro options Particula...

Page 46: ...quency range Hz Bandwidth Hz 1 CDMA IMT MC 450 453 457 5 uplink 463 467 5 downlink 1 5 2 GSM 900 890 915 uplink 935 960 downlink 25 124 channels by 200 KHz 3 GSM 1800 1710 1785 uplink 1805 1880 downli...

Page 47: ...nection is already established while data transfer e g SMS All the rest time the phone is receive only No radiation no detection The same way search is complicated by the absence or long delays up to...

Page 48: ...they will be visible in the oscillogram simultaneously 2 4 GHz WLAN BLUETOOTH other license free data transmission standards Before using the ST131 it is recommended to evaluate the state of ether of...

Page 49: ...band signal tens of MHz and the relatively high radiated power up to several watts SRFP detection involves the use of a peak hold detector function and spectral subtraction Detected signal from SRFP w...

Page 50: ...in the FULL RANGE mode switch to auxiliary context buttons pressing the rotary knob and press Next step Set the center frequency repeatedly pressing on to chose the FREQ item and further rotation of...

Page 51: ...evel will rise Numerical signal level values are indicated above level scale For visual assessment of detected signals and measurement go to OSCILOGRAPH option by pressing see 3 7 dynamic range indica...

Page 52: ...n of the input amplifier of ST131 AWL 4 2 2 PREPARING TO WORK IN THE WIRE 30 3000 MHz CHANNEL Install the batteries in the ST131 UHF converter see section 1 7 or connect the power supply Connect the w...

Page 53: ...phone line security and firefighter alarm systems with sensors Wired telephone with telephone line Telephone and telephone lines are the most common places for Bugging devices Installation Telephone l...

Page 54: ...V LINE indicator dimly glowing To suppress interference signals with frequencies multiples of 220V 50Hz signals from the pulse power supply units etc connect pin 2 Fig 5 using a wire Earth to the grou...

Page 55: ...such kind of signals with impulse modulation OSCILLOSCOPE option should be used One of the most possible places of listening devices location are inner cavity of network sockets ST131 should be conne...

Page 56: ...ows down the drawing time of oscillogram and with maximum values of device reaction to the button pressing slows down up to one second Technique of signals identifying in the rest part of the spectrum...

Page 57: ...screen information will correspond to the FULL RANGE mode see section 3 1 Select the desired frequency band carried out in two ways Rotate the rotary knob In this case the upper range value limited 1...

Page 58: ...the center In this mode the effect of distant powerful magnetic fields are significantly attenuated as well as the influence of other interfering influences acoustic vibro acoustic etc Characteristic...

Page 59: ...ine using the RJ 45 connector or the probe connector Figure 5 After selecting in start MENU the NON LINEAR JUNCTION DETECTOR option the scale of signal level with all numbers on pairs of contacts of R...

Page 60: ...screen should be appeared with this message The firmware can be found on the supplied flash drive or online www signal t ru eng Connect ST131 to your computer using the USB cable Wait for the USB dri...

Page 61: ...less GHz sec 10 Values of bandwidth MHz 2048 1024 512 200 100 50 20 10 5 2 1 0 5 0 2 0 1 0 05 0 02 0 01 0 005 0 002 0 001 and 0 0005 Input attenuation value dB 0 30 with step 5 Identifiable standards...

Page 62: ...ctral range nm 770 1600 550 1100 Field of view degree 30 ACOUSTO ELECTRIC CHANNEL Frequency range KHz 0 01 125 Displayed noise level FULL RANGE dBm Minus 110 minus 140 for PC software 1 KHz bandwidth...

Page 63: ...TION AND OPERATING MANUAL ST131 PIRANHA II and ST131N 63 7 CERTIFICATE OF ACCEPTANCE ST131 ST131N multifunctional detection device _______________meets specifications and is fit for use Release Date _...

Page 64: ...will be damaged or its performance will be lower standards specifications 8 3 Covers free repair control or replacement shall be made only when the user observes the rules of operation transportation...

Page 65: ...for warranty repairs maintenance of the ST131 ________ seized the contractor _______________________________ surname personal signature COUPON 2 For warranty repair maintenance multifunctional search...

Page 66: ...its timing parameters Reset of the stored results is made by pressing the button of digital keyboard In the future if signal analysis required the choice of the detector is determined based on the fo...

Page 67: ...r certain parameters which do not affect the general idea The displayed noise DNL is calculated with the formula DNL 174 NF 10 log F where NF noise factor As can be seen the calculation considers the...

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