Expert Electronics SunSDR2 Pro User Manual Download

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Expert Electronics

SunSDR2 PRO

USER MANUAL

1.5.0

HF/50 MHz/VHF TRANSCEIVER

Direct Sampling SDR transceiver

Summary of Contents for SunSDR2 Pro

Page 1: ...Expert Electronics 2018 Expert Electronics SunSDR2 PRO USER MANUAL 1 5 0 HF 50 MHz VHF TRANSCEIVER Direct Sampling SDR transceiver ...

Page 2: ......

Page 3: ...l devices 16 3 6 Reference input 17 3 7 Transverter connection 17 3 8 DAC OUT low power output 17 3 9 ADC IN and RX OUT 18 4 CONNECTORS PIN OUT 19 4 1 MIC1 19 4 2 MIC2 19 4 3 EXT CTRL 20 5 ExpertSDR2 SOFTWARE DESCRIPTION 22 5 1 Global controls panel 22 5 2 Software transceiver settings 26 5 2 1 Transceiver control panel 26 5 2 2 Frequency and S meter indicators 40 5 2 3 DSP control panel 42 5 2 4 ...

Page 4: ...eiver 71 5 3 4 2 RX2 receiver 73 5 3 5 Panel menu 73 5 3 6 Features menu 78 5 3 7 ExpertSync menu 79 5 3 8 CW Skimmer menu 79 5 3 9 Shortcuts menu 81 5 3 10 IQ Recorder menu 82 5 3 11 TCI menu 82 5 3 12 Spot settings menu 83 6 TECHNICAL CHARACTERISTICS 84 6 1 Receiver 84 6 2 Transmitter 85 6 3 Other 86 7 TRANSCEIVER OPERATIONS 87 7 1 Local operation 87 7 2 Remote operation 87 7 3 Frequency Tuning ...

Page 5: ...5 SunSDR2 PRO User Manual 2018 Expert Electronics TABLE OF CONTENTS 8 RESET DEFAULT SETTINGS 94 9 REGULATORY REQUIREMENTS 95 ...

Page 6: ...path based on DUC Direct Up Conversion architecture ExpertRemote system provides full remote control of the transceiver An opportunity to use the transceiver in the SO2V mode Full or half duplex mode 2 software receivers each up to 312 kHz SubRX for each of them 4 slices total independent wideband Bandscope up to 80 MHz Antenna switch with 2 HF antenna connectors and separate VHF antenna connector...

Page 7: ...er s hardware but is not implemented in the ExpertSDR2 software It will be supported in the ExpertSDR2 1 3 software release PC requirements CPU Intel Core i3 1 6 GHz and higher 8GB RAM Video card minimum resolution 1024x600 128 MB OpenGL 1 5 support and higher Local network connector 100 Mbps or 1 Gbps The ExpertSDR2 works with Windows 7 10 OS Linux Ubuntu x64 and macOS 10 12 and newer Block Diagr...

Page 8: ...rbidden to connect the SunSDR2 PRO to PC with the voltage presence on it or in the switched condition It is forbidden to use the power supply with the voltage higher than 16 V Remember The transceiver s power is the voltage direct current Connecting the Transceiver to a PC should be done in accordance with the connection diagram given in the Manual If the SunSDR2 PRO was stored in abnormal climati...

Page 9: ...HAMs Keep the Transceiver out of the reach of children If the transceiver emits an abnormal odor or smoke immediately turn it OFF and remove the power cable Contact your closest Expert Electronics dealer for advice Always take great care when moving or transporting the transceiver Ground the antenna mast and antenna feeders to avoid accumulation of atmospheric static electricity on them Always use...

Page 10: ...any other kind of damage whether expressed or implied caused by using of external devices along with the SunSDR2 PRO transceiver 1 6 Copyrights Expert Electronics company holds copyrights for the SunSDR2 PRO transceiver intellectual property ExpertSDR2 software and all User Manuals and Instructions for the device and software It is forbidden to present this document as your own sell it or use it i...

Page 11: ...er 2 Electret microphone jack 6 3 Here you may connect an electret microphone from a PC s headset 3 Dynamic microphone Here you may connect a dynamic microphone MH 31 or any other dynamic microphone with the RJ 45 connector and similar pinout Allowed output impedance is 500 600 Ohm 4 Power and connection LED indicator This indicator displays operation modes of the transceiver green color LAN is ac...

Page 12: ...cy Warning Improper use or higher voltage may damage the transceiver 8 RX OUT Internal receiver s front end output Warning Improper use or higher voltage may damage the transceiver 9 ADC IN Direct input bypassing Band Pass Filters BPFs ADC IN connector may be used for connection of the receiving antennas transverters additional BPFs preamplifiers attenuators etc Warning Improper use or higher volt...

Page 13: ...ternal devices Warning Improper use of this connector may damage keys 16 ALC input ALC input for external power amplifier 17 A1 connector for VHF antenna VHF antenna connector Use it when you want to operate on 2m band 18 19 A2 and A3 connectors for HF antennas Use these connectors when you want operate on HF or 6m band 20 RST reset button Press this button to reset IP address and UDP ports of the...

Page 14: ...g antenna may damage it Warning i Always use E type ferrite beads on antenna and other cables connected to the transceiver 3 2 Grounding To eliminate the risk of electric shock it is essential to use a reliable grounding connection for the transceiver the best grounding point is the antenna connector Warning i Never use water or gas pipes for grounding iNever use the SunSDR2 PRO transceiver withou...

Page 15: ...W paddle can also be connected to the COM port of your PC according to the picture below In the ExpertSDR2 DOT RTS DOT CTS and DASH DTR DASH DSR In the ExpertSDR2 you set COM port pins of your PC which uses DTR and RTS for keying DTR and RTS from PC should be connected to local DSR and CTS pins which are showed on the picture with the paddle DSR and CTS are RX lines inputs that is why they used li...

Page 16: ...ngs more details in EXT CTRL The X7 key can be configured as thermostat for enabling of the external fan The transceiver measures the internal temperature and enables or disables external fan depending on the settings adjusted by the User An external fan can be used for additional ventilation of the transceiver You could also connect a relay to this key to control the room cooling system or other ...

Page 17: ...her from one reference oscillator The Phase frequency of the transmitted and received signals depends on the phase frequency of the external reference oscillator 3 7 Transverter connection Connect VHF SHF transverters to the A1 connector of the transceiver VHF SHF transverter may also be connected to the transceiver via the ADC IN and DAC OUT connectors ADC IN used as the input in the RX mode DAC ...

Page 18: ... the 10dB preamplifier if you set it in the software Warning i Maximum allowed signal level on the RX IN connector is 0 3V of the active voltage RMS Do not exceed this level it may result in the transceivers overload and ADC fatal damage The RX OUT connector is the output of the transceivers receive path When the ADC IN is enabled the signal received on the HF path from the active antenna input go...

Page 19: ... supply into the MIC Output 3 GND Ground 4 2 MIC2 Out Output name Description Note 1 DWN TNG Not implemented in the software 2 UP TNG Not implemented in the software 3 5V DC 5V output with maximum current up to 20 mA Output 4 MIC_GND MIC case 5 MIC Mic signal input Input 6 PTT TNG РТТ signal input Connection of the PTT to the GND will turn the transceiver to the TX mode Input ...

Page 20: ...detector Connect to ground In reserve Input 6 CP Contact of protected diode 7 X3 Programmable key with open collector Output 8 X6 Programmable key with open collector Output 9 RA RS 485 Line Input Outp ut 10 I1 Connection of buttoned detector Connect to ground In reserve Input 11 X2 Programmable key with open collector Output 12 X5 Programmable key with open collector Output 13 X8 РТТ Programmable...

Page 21: ...ds to key s ground connection Voltage drop equals 0 7V RS 485 interface is reserved Logic inputs of the buttoned detectors are reserved Warning iMaximum allowed current via electronic keys is 500 mA iWhile connecting an inductive load relay solenoids fans etc to the X1 X8 keys it s important to connect the protective diode in parallel to the load ...

Page 22: ...ts All the unmentioned settings cannot cause the fatal damage of the SunSDR2 PRO transceiver s hardware so you can safely experiment with them You re dealing with the software defined radio SDR the main settings and signal processing are held in the software 5 1 Global controls panel This panel consists of the following buttons the Start button switches on off the ExpertSDR2 software enable disabl...

Page 23: ...l values on his own every time when the 20 dB attenuator is used Also he doesn t need to adjust AF or RF level every time when the 20 dB attenuator is used like in most classic transceivers Attenuator influences only receiving dynamic range S meter and audio level stay the same If you disconnect antenna you can see how receiver s noises are changing when you switch the ATT Receiver s noise level i...

Page 24: ...details on the antenna switch operation RX ANT button enables receiving on the selected antenna input which is selected in the drop down menu You cannot select the antenna input as RX ONLY if it s selected for TX enable disable an external power amplifier PA enable disable sound output from the PC s sound card SC It doesn t prevent sound output from the front panel it duplicates output from the PC...

Page 25: ... the list Note All new profiles will be stacked up to the drop down menu as a new line Options menu described options About button opens the new window with the info about current version of the ExpertSDR2 software pressing the Fullscreen mode button will unfold the software window on the whole screen Volume slider This setting is stored per band it affects the LF output on the transceiver s front...

Page 26: ... Even if the MON button is switched off it is possible to enable the following functions from the drop down menu Always enabled MON in SSB for VAC if the audio record is transmitted in SSB via VAC the self control will be enabled Always enabled MON for Voice Recorder if the voice recorder is transmitting the audio record the self control will be enabled Don t save drive by band and mode disables s...

Page 27: ... RX equalizer menu EQ button enables the VAC data exchange via Virtual Audio Cables button enables the squelch SQL Displayed as the vertical yellow needle on the S meter If the air signal green needle surpasses the SQL trigger threshold yellow needle then you ll hear the sound of the receiving station on the receiver s LF output If the signal level is lower than the trigger threshold you ll hear n...

Page 28: ...er should be slopes Iambic enable disable automatic dots and dashes generation If the IAMBIC mode is off while you press the CW keyer it will generate tone signal with PITCH frequency Reverse paddle enable the checkbox to generate dots and dashes in reverse order Macros Speed speed of CW macroses generation via TCI interface Macros Delay CW macroses generation delay after switch from RX to TX via ...

Page 29: ...signal processing menu PROC Profile adjustment in this menu is similar to the global profile menu add a new profile by entering the name of the profile in the Profile name field and pressing Add button Update the settings of the certain profile from the list to the current settings Remove the certain profile from the list Note All new profiles will be stacked up to the drop down menu as a new line...

Page 30: ...h of the passband Notch it is a band stop filter with a narrow stopband It rejects a specific range of frequencies and passes all the other frequencies unaltered Tuning frequency is determined by Frequency Quality determines the stopband bandwidth Peak also known as bell filter This filter has similar functionality with the Notch filter but has more flexible settings It boosts or cuts the chosen f...

Page 31: ...osed Usually this parameter is set for full rejection i e signal does not pass through Gate when it s closed But sometimes you might require a mild rejection in this case adjust Ratio Threshold it sets the level for Gate to open pass the useful signal It supposed to be set above the noise level but below the useful signal level Attack it sets time ms required for Gate to change state from closed t...

Page 32: ... the threshold the output signal level is 1 dB over the threshold Threshold a compressor reduces the level of an audio signal if its amplitude exceeds a certain threshold It is set in decibels dB Compressor may be adjusted in a way how fast it reacts Attack this is the period when the compressor is decreasing volume to reach the level that is determined by Ratio It is activated when the signal exc...

Page 33: ...hness Limiter is used to limit dynamic range when signal exceeds Maximum Amplitude value In most cases used to avoid overload clipping and suppression of short term level peaks while signal dynamic range is being leveled As a rule limiter is used along with increasing the input level on the Input Boost value this technique increases overall signal level while preventing distortion Parameters Attac...

Page 34: ... Filters module AGC module is responsible for keeping the constant volume level of the Mic signal Max AGC value might be adjusted by the Mic gain on the software front panel If the Mic signal on the AGC input is too weak then you might need to increase the Mic gain AGC has a delay period which is adjusted by the Attack increasing the Attack value will increase delay period Parameters Attack signal...

Page 35: ...e towards the clipped signal A hard knee would be more noticeable Knee available only for soft knee determines the knee smoothness Output gain you can adjust TX audio signal amplitude after processing but before modulator In the Profile tab you can save settings of the whole TX processing module in a separate module independent from the main software profile Load PROC settings from a file by press...

Page 36: ...e RX bandwidth panorama IQ The file is saved to the C Users User_Name ExpertSDR2 ExpertSDR2 wave turn on the CW Skimmer more details in CW Skimmer SKM bigger S meter button SM the S meter window can be separated from the software window and moved to any place on the screen List of the measured parameters S meter Displays the level of the received signals in the receiver filter bandwidth in units P...

Page 37: ...or the used repeater 4 Press the BT button The transceiver will send the FM tone signal with your settings You may adjust signal Timeout and Frequency in the drop down menu Remain in TX checkbox set to stay in the TX mode after the timeout Continuous Tone Coded Squelch System button In some cases it s required to activate the squelch with the help of the CTCSS tones You set the CTCSS level relativ...

Page 38: ...tton appears when enabled this function allows the software to automatically detect whether the station is strong or not and lets you listen to it in stereo mode Play Record buttons More details in the Voice Recorder operation AGC sensitivity control slider Automatic Gain Control on classic transceiver The adjusted level is saved per band slider for the transceiver s output power adjustment slider...

Page 39: ...n demodulation capabilities Digital Lower Side Band Connect a third party software is not supplied to the transceiver software for operating in digital modes Digital Upper Side Band Connect a third party software is not supplied to the transceiver software for operating in digital modes Note To work in digital modes use DIGL and DIGU Mic AGC gain COMP and EQ can distort the TX digital signal that ...

Page 40: ... Activate the Sub receiver by pressing the SubRX button 2 Set the required VFO B frequency 3 Listen to the VFO A and VFO B frequencies simultaneously Note VFO A receiver s red tuning line means that in Sub RX mode you ll transmit on the VFO A frequency To turn the Sub receiver to transmit press the red TX button indicator You can switch the point and click control on the panorama between VFO A and...

Page 41: ...e stored memory slots It might be useful for quick frequency and mode changes within a band To replace one memory slot 1 click the required band button you would like to modify 2 change the frequency within a selected band mode and filter to the required settings 3 click the band button again to save the values S meter by default this scale displays the power level of the signals in the RX filter ...

Page 42: ...ou can set the frequency offset in Hz Reset resets the offset value to zero more details in RIT Transmit Incremental Tuning more details in XIT AGC presets menu In the drop down menu you can select the receiver s AGC preset OFF AGC is off LONG preset with long AGC reaction approximately 750 ms Recommended for phone modes SLOW preset with slow AGC reaction approximately 500 ms Recommended for phone...

Page 43: ...the First Noise Blanker for impulse interference enable the Second Noise Blanker for impulse interference Note The NB1 and NB2 algorithms are different Try each of them to reach the best impulse interference reduction NB1 and NB2 Noise Blankers can be used simultaneously enable Automatic Notch Filter for adaptive rejection of the narrowband interference in the receiving band interference carrier s...

Page 44: ...d frequency it will be louder in the right phone if the received CW signal is in the receive filter bandwidth and in the middle of the tuned frequency it will be equally loud in both ears RX filter bandwidth presets Presets list depends on the mode type AM SAM DSB NFM modes 3 16 kHz LSB USB DIGL DIGU modes 1 8 3 5 kHz CW mode 50 1200 Hz WFM mode 50 310 kHz DRM mode has one fixed bandwidth 10 kHz u...

Page 45: ...e translucent gray area around the tuning frequency You can listen to everything within this band Spectrum is displayed as a line on the spectrum scope but it also may have a filling color You can change spectrum rendering mode line color filling color transparency etc in the software Options more details in the Spectrum tab 5 2 4 1 1 Spectrum Scope scaling If you move the mouse cursor over the ve...

Page 46: ...it left right 2 Click the mouse wheel on the frequency scale 5 2 4 2 Waterfall Waterfall graphic timed spectrum scope in the format amplitude brightness frequency horizontal time vertical The comfortable settings are set by default but you can change them if necessary more details in Waterfall tab 5 2 5 Status bar The status bar displays the following information from left to right ExpertSDR2 wind...

Page 47: ...2 PRO User Manual 2018 Expert Electronics ExpertSDR2 SOFTWARE DESCRIPTION Yellow warning triangle in case you ve enabled the BreakIn with CW or SSB mode Coordinated Universal Time UTC Current date and Local Time ...

Page 48: ...ied with the changes and don t want to change anything else click the OK button to close the Options window Warning i We recommend you study this section of the manual very carefully because many settings are hidden in the sub menus 5 3 1 Device menu In the Device menu you can find software functions of the signal processing and hardware settings Device device type menu Shows that the ExpertSDR2 s...

Page 49: ... MHz or VHF 95 155 MHz band Auto enable set the Auto enable checkbox to auto enable RX WF when the band scope and or the second receiver on the other band are switched on VHF LNA set the VHF LNA checkbox to auto enable Low Noise Amplifier for the VHF band Use external reference set this checkbox to enable REF input on the rear panel of the transceiver and synchronize it with the 10 MHz reference o...

Page 50: ...elect the output for the audio signal received by the ExpertSDR2 which can be transferred to the third party software via VAC TX select the input for the audio signal generated by the third party software and transferred to the ExpertSDR2 via VAC for transmission on the air Sample rate sampling frequency Buffer size size of the buffer Channels select the amount of the sound card s or virtual audio...

Page 51: ...le VOX system Timeout to RX VOX release time Threshold VOX engagement threshold 5 3 1 4 DSP On the DSP tab you can see the AGC s and Digital Signals Processing settings There are two types of settings in the drop down menu AGC receiver s AGC settings DSP digital processing filter s settings Receiver s AGC settings There you can find fine AGC settings AGC settings are divided by the processing spee...

Page 52: ...ch AGC tab has a Default button Digital processing filter s settings There you can find fine the settings of the receiver s digital processing filters DSP functions clear the signal from abnormal noises and crosstalk These are the standard functions NR Noise Reduction removes the white noise This is a special adaptive filter which removes any abnormal noises from the air in the RX filter band ANF ...

Page 53: ...ld As a rule pulse noise is a high amplitude and short in time signal with an amplitude much higher than useful signal If it will be cut from the mix of signals the useful signal won t be corrupted For correct operation the threshold level should be adjusted higher than useful signals In this case NB will work perfectly If the threshold will have the same level as useful signals or lower the NB wi...

Page 54: ... 3 1 5 TX In this tab you can adjust the TX filter separately for different modes SSB DIGL DIGU AM DSB settings for the low or and high TX filter fronts Low low front filter s frequency High high front filter s frequency Offset frequency offset Used for work in digital modes Frequency offset requirement depends on the used digital mode program Look at the instruction of your digital mode program S...

Page 55: ...as its own AGC it doesn t allow TX signal level to surpass the maximum threshold to avoid clipping This AGC has maximum amplitude threshold for audio signal output 3 dB it allows an operator to hear slight clipping with a high gain level of voice recorder signal and adjust correct Volume for TX coefficient keeping a good quality of TX signal The Peak level set in ExpertSDR2 is 0 dB The RMS signal ...

Page 56: ...1 RX2 these categories have similar settings for the RX1 and RX2 receivers Enable Additional Key checkbox to enable additional CW key Set it to enable additional iambic CW key which is connected to the COM port Port name COM port number which is connected to the key Lines in the Lines drop down menu you may swap Dot and Dash signals with COM port bits RTS and DTR Enable Secondary Key checkbox to e...

Page 57: ...y to control a cooling fan for the transceiver heatsink There is a Thermostat feature implemented in the software via this feature you may control the fan and set operational temperature thresholds Enable checkbox to enable control of the electronic keys Thermostat activate the Thermostat mode and the seventh key It doesn t matter what checkboxes were set in the 7 th column before but it would be ...

Page 58: ...e keys in the 160M 80M and 60M bands for both RX and TX modes While working on the 160M band in the RX mode 1 key is enabled if turn to TX mode 1 key is still active While turning on 80M band 2 key will be enabled 1 key will be disabled it is active in both RX and TX modes While turning on 60M band 3 key will be enabled 2 key will be disabled it is active in both RX and TX modes Connecting relays ...

Page 59: ...the Read button Auto read happens with every software launch New IP Address an input box to enter new IP Address New Port an input box to enter the New Port Set IP Address a button to activate the new values of the IP address and Port Power Correction output power correction menu set the output power value for each band Value 20 means the maximum output power of the transceiver Note Adjustments ma...

Page 60: ...by default additional calibration is not required Firmware Update Button for manual firmware update in the transceiver Press the Firmware update button to initialize firmware update process DITH Checkbox to enable the internal noise source in the ADC Set the DITH checkbox to enable internal noise source of the receiver s high speed ADC Note After set unset of the DITH checkbox press the Write butt...

Page 61: ...s the Write button to store the hardware settings in the transceiver s memory 5 3 2 Sound card menu In the Sound card menu you can see the settings of the audio devices which can be used with the transceiver The audio signal output is carried out via the PHONES connector on the front panel of the transceiver If you ll connect to the transceiver remotely you may use PC s sound card for the audio si...

Page 62: ...output category you can see the settings of the sound card or virtual audio cables which could be used for linear sound output in the RX and TX modes separately for RX1 and RX2 receivers Note Sound output via the Line output will be simultaneous with the sound output from the transceiver Line output volume has a constant max value and cannot be changed by the operator As a rule sound output via th...

Page 63: ...tput by the Enable checkbox make sure that all sound devices settings are set correctly 5 3 3 Display menu In the Display menu you can see the settings of the transceiver s software display Display settings are placed according to their functionality Main window tab Spectrum tab Waterfall tab Grid tab Filter tab Background tab Indicators tab 5 3 3 1 Main window On the Main window tab you can see t...

Page 64: ...Receiver s autostart checkbox Set the Autostart device checkbox to automatically start the receiver after the launch of the software Recommended checkbox setting on Show current profile in window title Display the current profile in the software window title Set the Show current profile in window title checkbox to display the current profile if the profile is on in the software window title Displa...

Page 65: ...red amount of samples for averaging The bigger a number of samples the slower the spectrum will change on the graph Update period Spectrum scope update period Set the required specter s graph update period The bigger the number the more FPS on the spectrum scope along with the higher processor load Render mode Spectrum render mode lines gradient Set the required specter render mode Line color Spec...

Page 66: ...cope Show the difference between VFOA and VFOB Show the difference between VFOA and VFOB Set the Show the difference between VFOA and VFOB checkbox to display the difference between VFOA and VFOB near the cursor Auto hide cursor Automatically hide the cursor from the spectrum scope Set the Auto hide cursor checkbox to let the cursor disappear after idle 2 seconds Show stations from Memory panel Sh...

Page 67: ...B level relatively to signals level Set the offset in the Offset bottom box to determine the minimum brightness relatively to the min signals levels Render mode waterfall render mode menu Rainbow Monochrome Custom Select the required color render of the waterfall depending on your choice or tasks In the Custom mode you have three colors presets 1 2 3 and User adjustable mode In the User preset the...

Page 68: ...splay the additional text information Show filter on waterfall Show receiver s filter on the waterfall Set the Show filter on waterfall checkbox to show receiver s filter on the waterfall Show filter text Show text info near the receiver s filter on the spectrum Set the Show filter text checkbox to display filter s tuned frequency signal level in S units etc in the used filter bandwidth Show S Met...

Page 69: ...gory displayed RIX XIT active zone settings Rit Xit zone color RIX XIT active zone color menu Choose the required RIX XIT active zone color from the palette Transparency RIX XIT zone transparency slider Set the required RIX XIT zone transparency 5 3 3 6 Background On the Background tab you can see the spectrum scope background settings Background type Spectrum scope background type menu Solid Grad...

Page 70: ... image brightness slider Set the required background image brightness User image Choose the required image to be displayed on the background Press the Open button in the opened window choose the image file to set as the background Note If the image file wasn t chosen previously via the Open button then if you choose the User image in the presets list it ll open the window to choose the image file ...

Page 71: ...ceiver s exchange interface with external devices and software CAT interface is used for control of the transceiver from a third party software This could be contest logs digital modes decoder software SAT tracker etc RX1 and RX2 have independent settings and could be controlled separately via the CAT protocol ECATv1 exchange protocol compatible with TS 480 transceiver This protocol allows exchang...

Page 72: ...nable SubRX control FR command checkbox to enable the control of the sub receiver via the CAT system Antenna switch control Checkbox to enable control of the antenna switch via the CAT system Set the Antenna switch control checkbox to enable the control of the antenna switch via the CAT system Useful for the Ham Radio Deluxe software Global volume control When this checkbox is enabled you control ...

Page 73: ...line checkbox to select them as a control View log display CAT command log 5 3 4 2 RX2 receiver The RX2 tab contains CAT system settings and control of the transceiver s PTT command via COM ports for the RX2 receiver The settings are similar to the RX1 receiver 5 3 5 Panel menu In the Panel menu you can see the settings of the E Coder control panel In the drop down Device menu you can select the t...

Page 74: ...er panel buttons Unused button is unused Main AGC Up Down AGC type switching Band Up Down band switching Filter Up Down receiver s filter switching Mode Up Down mode switching MOX enable disable manually operated transmit mode PA enable disable power amplifier Preamp Up Down preamp or attenuator level switching Start Stop start stop the ExpertSDR2 RX ANT enable disable receive antenna Step Up Down...

Page 75: ...tch Receiver switching between software RX1 and RX2 The main knob will tune the frequency of one of the receivers XIT On Off enable disable XIT offset XIT Reset reset XIT offset to 0 While you operate both RX1 and RX2 usually you need to listen to either only one of them or both of them but in different channels left right To do that we added special functions to the E Coder panel which set the mi...

Page 76: ...t DSP ANF enable disable auto notch filter APF enable disable analog pick filter BIN enable disable binaural mode NR enable disable noise reduction NB1 enable disable noise blanker 1 NB2 enable disable noise blanker 2 SQL enable disable squelch The following functions may be assigned on the E Coder panel knobs Unused encoder is unused Volume volume adjustment Mic Gain Mic gain adjustment SQL squel...

Page 77: ... s clack SQL set the squelch threshold change step per knob s clack Filter High set the filter s high limit change step per knob s clack Filter Low set the filter s low limit change step per knob s clack Filter Width set the filter s width change step per knob s clack Filter Shift set the filter s shift change step per knob s clack Drive set the output level power change step per knob s clack RF G...

Page 78: ...rresponding program in the list Program 1 10 program s button Press the Prog X button to open the File explorer and select exe file of the required program Delete button Delete program Press the Delete button if you want to remove a program from the autorun list Arguments Argument input box Enter some text in the arguments input box for the corresponding program Note Arguments allow to the same pr...

Page 79: ... input box Connect Start the connection Press the Connect button to launch the connection between the transceiver s software and ExpertSync Blue indicator means there is a connection Sync RX1 RX1 receiver sync button Set the Sync RX1 checkbox to synchronize the RX1 receiver with the remote RX1 receiver Sync RX2 RX2 receiver sync button Set the Sync RX2 checkbox to synchronize the RX2 receiver with...

Page 80: ...address or DNS name of the CW Skimmer server Enter this 127 0 0 1 address or localhost if you want to connect to the CW Skimmer which is installed on the transceiver s PC Port Data exchange port Enter the exchange port number in the Port input box Callsign Callsign input box Enter your callsign if the server requires it Password Password Enter the password if the server requires it To transfer the...

Page 81: ...requency set the Sync frequency to synchronize the CW Skimmer frequency with ExpertSDR2 frequency Tune frequency from CW Skimmer CW Skimmer set the ExpertSDR2 frequency Set the Tune frequency from CW Skimmer to tune the ExpertSDR2 frequency by the mouse click on the station in the CW Skimmer 5 3 9 Shortcuts menu In the Shortcuts menu you can see the shortcut key combinations settings With the key ...

Page 82: ...ation on the keyboard To delete a shortcut press the Del button on the keyboard 5 3 10 IQ Recorder menu In the IQ Recorder menu you can select a folder where you will store IQ recordings This is the first step on a way to a complete IQ Player 5 3 11 TCI menu In the TCI menu you can select a port for TCI connection of ExpertSDR2 with a third party software with TCI support and set the Enable checkb...

Page 83: ...u you can adjust spot settings you receive from CW Skimmer and telnet clusters In the Spot settings section left part of the menu you can set up Lifetime and Default color for spots received from CW Skimmer In the right half of the menu you can add connections to telnet clusters to receive spots To add a cluster enter a server address you may find examples on this website http www dxcluster info t...

Page 84: ...MD3 2 kHz dB 100 Reciprocal Mixing Dynamic Range 2 kHz dB 110 SNR dBm 130 with 500 Hz bandwidth ENOB bit 14 SFDR dB 90 100 depends on the RX frequency Local oscillator TCXO ppm 20 MHz 0 5 ppm ATT Preamp 20 dB 10 dB 0 dB 10 dB Additional VHF preamplifier dB 22 SunSDR2 PRO has a set of octave band pass filters for the HF band narrow band pass filter for the 2М band and wide filters for entire Nyquis...

Page 85: ...attenuation in comparison to HF which does not influence sensitivity because there an 22 dB VHF LNA 6 2 Transmitter Characteristic Value TX frequency range M All amateur bands 160 6 2 M RF DAC clock frequency MHz 640 RF DAC resolution bit 14 Built in audio DAC resolution bit 24 Maximum output power in HF W 20 Maximum output power in VHF W 8 TX IMD3 dB 25 30 dB on HF VHF bands TX filters LPF on DAC...

Page 86: ...Characteristic Value Dimensions L x W x H cm inches 19 0 x 17 0 x 5 0 6 5 х 6 5 х 1 38 Weight kg lbs 1 5 3 31 lbs DC voltage range in RX V 10 16 DC voltage range in TX V 12 16 Current consumption RX TX A 1 25 5 Maximum power consumption RX TX W 19 75 Operating temperature C F 0 75 32 167 ...

Page 87: ...t button 5 In the ExpertSDR2 main window select the microphone you are going to use 6 Open Sound Card menu and make sure that the Enable checkbox in the Sound card half is unchecked 7 Click OK If everything is done correctly you will see the air noise on the panorama and hear the sound in the headphones 7 2 Remote operation Over the following link you may find the manual which thoroughly describes...

Page 88: ...ectrum the RX filter moves along Press and hold the right mouse button anywhere on the filter and move it left right Note Basically this is not a way of tuning It allows observing the air outside the panorama window not changing the tuning frequency Сlick on the digit of the frequency indicator Left button increase value right button decrease value wheel all digits on the right become zero Rotate ...

Page 89: ... down menu When it s disabled transmitter output will switch for both software RXs on all bands 7 5 Voice Recorder Operation Voice recorder records the signal in the RX filter and the signal of your own microphone in the TX mode Record of the receive voice signal 1 Press the Rec button to start recording 2 Press again the Rec button to stop recording Note Recording of the received signal is availa...

Page 90: ...k level TX signal recorded by the Voice Recorder is transmitted on the air without processing e g TX processing module does not influence signal transmitted via the Voice Recorder Attention recordings of the air signals should be used for personal use only SunSDR2 PRO operator bears full responsibility for using the recorded signal You may record your own CQ come quick signal and transmit it on th...

Page 91: ...means the SPLIT mode is enabled 2 Activate the Sub receiver by pressing the button in the software window Flashing green indicator in the software window means the Sub receiver is enabled 3 Set the required TX frequency VFO B 4 Listen to the VFO A and VFO B frequencies simultaneously Note Sub receiver s red tuning line means that you ll transmit on the VFO B frequency You can switch the TX status ...

Page 92: ... the whole panorama with the filter Press and hold the middle mouse button inside the RX filter then move the mouse cursor out of the filter bandwidth the O indicator will show the frequency difference between the mouse cursor and the RX filter Note If the RIT offset wasn t reset when you disable the RIT its state will be saved When you activate the RIT next time the offset will equal the previous...

Page 93: ...unctionality 7 9 Digital modes operation The SunSDR2 PRO transceiver allows you to operate in digital modes with the help of the certain programs which are not provided by the manufacturer Note More information about the SunSDR2 PRO operation in digital modes will be explained in the new version of the User Manual ...

Page 94: ...e the default IP address 192 168 16 200 and ports 50001 50002 In case there is something wrong with the device but you cannot connect with it to figure it out you may try to do a deep reset 1 Switch off the transceiver with the PWR button 2 Press and hold L W and RST buttons simultaneously 3 Switch on the transceiver with the PWR button The LED will blink different colors green and red 4 Release R...

Page 95: ...required to use this equipment and the operator must comply with the national frequency allocations for the county of use Testing Company Worldwide Testing Service Taiwan Co Ltd Place of issue 6F NO 58 LANE 188 RUEY KUANG RD NEIHU TAIPEI 114 TAIWAN R O C Date of testing August 14 2015 Person Responsible Rex Kao Signature on file RoHS Directive Expert Electronics LLC confirms that we place on the m...

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