BW Broadcast RBRX Encore, User Manual

Page 1: ...RBRX Encore REBROADCAST RECEIVER USERS MANUAL version 0 26 rev 2 www bwbroadcast com ...

Page 2: ...uring as a rebroadcast receiver 15 6 3 Configuring as a stereo generator 16 7 System Configuration 18 The system menu 18 7 1 audio i o 19 7 2 mpx generator 20 7 3 events 21 7 4 time 23 7 5 users 24 7 6 communication 24 7 7 about 26 7 7 1 Factory Reset and Restart 26 8 Presets Configuration 28 8 1 The presets menu 28 8 1 1 Loading a preset 29 8 1 2 Editing a preset 30 8 2 tuner 1 and tuner 2 31 8 3...

Page 3: ...rol of blending levels and attack release times is also possible For re transmission applications the RBRX encore adds DSP enhanced MPX outputs that reconstruct a clean peak level and bandwidth limited waveform eliminating worries about studio transmitter link overshoots We had amazing feedback from users about the RBRX1 s sound quality You ll be pleased to know the RBRX encore is even better than...

Page 4: ...is warranty will be repaired or replaced within 30 days of receipt of the product at BW Broadcast If the product needs to be modified or adapted in order to comply with applicable technical or safety standards on a national or local level in any country which is not the country for which the product was originally developed and manufactured this modification adaptation shall not be considered a de...

Page 5: ...omise on behalf of BW Broadcast Claims for damages Failure of BW Broadcast to provide proper warranty service shall not entitle the buyer to claim consequential damages In no event shall the liability of BW Broadcast exceed the invoiced value of the product Other warranty rights and national law This warranty does not exclude or limit the buyer s statutory rights provided by national law in partic...

Page 6: ... Seek expert advice from the manufacturer should you physically damage a device that contains Berillyium Oxide OTHER SAFETY CONSIDERATIONS Do not operate this equipment in the presence of flammable gases fumes or liquids Do not expose this equipment to rain or water CE CONFORMANCE This device complies with the requirements of the 1995 5 EC Radio and Telecommunications Terminal Equipment R TTE The ...

Page 7: ... and Moisture The appliance should not be used near water e g near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool etc The appliance should not be exposed to dripping or splashing and objects filled with liquids should not be placed on the appliance Ventilation The appliance should be situated so that its location or position does not interfere with its proper...

Page 8: ...rvice The appliance should be serviced by qualified service personnel when The power supply cord or the plug has been damaged Objects have fallen or liquid has been spilled into the appliance The appliance has been exposed to rain The appliance does not appear to operate normally or exhibits a marked change in performance The appliance has been dropped or the enclosure damaged Servicing The user s...

Page 9: ... 1 0v Pin 2 ve Pin 3 ve MPX inputs and outputs FM antenna inputs AES EBU Digital input and output Pin 1 0v Pin 2 ve Pin 3 ve USB and Ethernet LAN GPIO connector see section 7 1 3 Mains power connector 90 260v AC 25w Headphone socket Left OLED display Softkey buttons and scroll knob with LED ring Right OLED display RS232 ...

Page 10: ...hem in the displays softkey 4 though is always back The icons shown against the softkeys are as follows There are two high quality OLED displays The left display shows various levels tuner parameters and received signal data The right display allows selection and editing of the various settings and parameters throughout the unit The menu system is navigated by rotating the knob to highlight an ite...

Page 11: ... back will return to the parent menu 5 2 Editing a parameter To edit a parameter navigate to it in the menu using the knob square brackets will surround the currently highlighted parameter Press the knob to select the parameter then rotate the knob to change it Changes happen immediately as you turn the knob press the knob again to keep the change alternatively press the back softkey to revert wit...

Page 12: ...n in which both screens are extinguished and a heartbeat is played on the knob s LED ring to show at a glance that the unit is powered up The sleep function will also be automatically entered if no front panel controls are operated for 30 minutes sleep will be replaced in an imminent firmware version by lock which will manually put the unit into the security lock state an added feature in that ver...

Page 13: ...6 The RBRX encore is extremely versatile and be used in a number of ways Monitor receiver Rebroadcast receiver Stereo coder RDS generator A combination of these Please see section 10 for a comprehensive routing diagram ...

Page 14: ...ack three times to return to the home screen 4 Enter system audio i o Highlight outputs and press the knob to open the submenu 5 If you re using the analog outputs change an output source to tuner 1 if using the digital output change dig output source to tuner 1 You may also need to change the digital sample rate to that the equipment to which is connected requires 6 If you d also like to monitor ...

Page 15: ...MPX generator enter that menu and set the source to tuner 1 audio 8 Set the pilot level to your desired level probably 7 5 9 Press back three times to return to the home screen Note You could set mpx 1 source to tuner 1 mpx then the received mpx signal would pass through the unit unmolested however you will not then be able to feel the benefit of the complex fmsi dsp based signal processing which ...

Page 16: ... re transmitting so you can hear your transmitted audio 6 3 Configuring as a stereo generator 1 Go to system audio i o outputs and set mpx 1 source to mpx generator 2 In system mpx generator set source to analog audio or digital audio depending on how you re feeding the unit 3 Scroll to and set your desired pilot level If you wish to add or modify RDS information to your composite stereo signal pl...

Page 17: ...17 And that s it A more detailed description of the configuration of the RBRX encore follows ...

Page 18: ... home screen highlight and press the system button You ll now see a list of submenus audio i o Contains all audio input and output settings as well as output routing selections mpx generator Settings for the mpx composite generator events A comprehensive events alarms scheduling system time Manually setting the unit time and date or automatically setting this via ntp users Set up admin user and st...

Page 19: ...M5 8 PPM6 12 Similarly if your digital levels may meet but not exceed 10dBFS set dig ref level to 10 outputs allows you to set output levels from each physical output and choose what source feeds those outputs The sections of this submenu are an analog output source none analog audio digital audio tuner 1 audio tuner 2 audio test tone a 1kHz sine wave diversity analog output level 18dBu to 24dBu d...

Page 20: ...tput the received signal merely passes through the unit unaffected by the fmsi signal processing please see section 8 2 of this manual The mpx output level adjustments only affect the output of the internal mpx generator If the mpx 1 or 2 output source is set to tuner 1 or 2 mpx the output level is fixed at 6dBu 7 2 mpx generator This menu controls the on board stereo generator mpx meaning multipl...

Page 21: ...ncrements audio clip drive 0 to 12 o sh compensate drv 3 to 9 overshoot compensation drive comp composite clipper drive 0 5 to 2 Pilot protection no yes 7 3 events This is a very comprehensive monitoring events and alarms section It allows changes to be made to the configuration of the RBRX encore resulting from external sources via the GPIO General Purpose Input Output port or from conditions det...

Page 22: ...er on or off With options 2 through 6 the pins act in an analog manner outputting 0 5v which will track whatever signal you have selected The other option available in this menu is polarity where you can set each pin to output either active Hi Z high impedance or active low i e connected to 0v The GPIO port control pinouts are Next is the list of the 8 available events each of which can perform a ...

Page 23: ...preset change tuner frequencies change various output sources switch one of the GPO pins send an email send an snmp trap message Note that if you select load preset as an action the revert function is greyed out and not available This is because a change of preset can involve a change of frequency of both tuners so in this case there s no way the RBRX Encore can know when or if the event trigger h...

Page 24: ...settings as well as view all screens user 1 2 and 3 These users can be limited to either merely viewing settings and screens or controlling them in the same way the admin user can However a non admin user with control privilege cannot add or change any other user s details Within the users menu you are able if you re an admin to set the users password their email addresses and their privileges In ...

Page 25: ...e to your network gateway Manually enter the gateway IP number usually the IP number of your router dns 1 Manually define one dns server IP number dns 2 Manually define an alternate dns server mac A display of the unit s mac address link Shows up if the unit s ethernet connectivity is working down if not email Allows you to set up the email communication of the RBRX encore sender the email address...

Page 26: ...unit IP encore mib telnet Set Telnet access on or off and define the port logging Sets up a UDP connection to an external logging server and or log to file o via a serial connection rs232 Enable disable the rear panel RS232 serial connector and sets the baudrate to be used 7 7 about A display of unit details serial number hardware and software versions etc This information may be requested by a BW...

Page 27: ...e psu current psu power fan voltage fan state temperature plus fan speed control which should be left set to auto unless otherwise advised by a BW Broadcast support technician 7 8 easter egg see if you can find one ...

Page 28: ...ocation The rest of the preset locations will become visible if you scroll down the list To the left of each preset name is the status block The current preset is shown highlighted if you scroll away from this the status block to the left of the preset name remains filled to indicate that this is the preset that is currently loaded If this block shows the letter A this indicates that the preset ha...

Page 29: ...designed to enhance the receive signal under less than perfect conditions F3 Hard Settings which apply much more signal processing to enhance and restore extremely poor signals F4 Measure Signal processing is bypassed to allow measurements of the incoming signal with it unaffected by any processing within the RBRX encore 8 1 1 Loading a preset To load a preset scroll to it using the knob when your...

Page 30: ...e your modified preset Once you press the knob to enter the preset edit mode the first submenu shows Tuner 1frequency Allows quick setting of tuner 1 receive frequency Tuner 2 frequency Allows quick setting of tuner 2 receive frequency Preset name Selecting this brings up a qwerty keyboard so that an optional friendly name can be appended to the default preset name which is U1 98 0 for example The...

Page 31: ...unique in its performance as a rebroadcast receiver These parameters have been set up in the factory presets F1 to F4 by our design team and do not necessarily need to be adjusted by the user We include them here for use by power users who wish to delve deep and create extremely complex and specific presets channel eq An adaptive filter to improve reception when multipath interference is being enc...

Page 32: ...ment fmsi which improves stereo performance in less than perfect signal conditions You can select hi blend or fmsi The hi blend setting provides settings for the traditional method of FM weak signal handling in which the hf component of the left and right audio channels is blended together to reduce noise or hiss which becomes prevalent in the stereo domain The parameters for fmsi are time Defines...

Page 33: ...ystem operates with good quality reception but low modulation levels The performance of the Stereo Improvement can be monitored on two screens one for each tuner which are available on the left OLED display Meters on this screen are IFBW IF bandwidth USN Ultra Sonic Noise sometimes known as MPX noise RSSI Signal Strength MPTH Multipath in the blend section of the screen SM Soft Mute HC High Cut SB...

Page 34: ...ut to feed your transmitter we recommend selecting mpx generator as the source for the mpx output and tuner 1 or 2 audio as the mpx generator source see section 7 1 softmute Settings to control how the signal will mute if the signal deteriorates high cut Timing and quality sensitivity settings for a low pass filter which can help with weak signal handling low cut A high pass filter useful for remo...

Page 35: ... mpx generator see section 7 2 To set a mixture of the two please set this parameter to custom then enter the custom data you wish to use in the rest of the RDS parameters Please note If the mpx generator is receiving it s audio from either the analog or digital inputs described in section 7 2 obviously there is no received RDS data In this case the RBRX encore will derive the RDS data solely from...

Page 36: ...cal locally specify ta traffic announcement setting rec d use received setting ta off on setting to use if local selected tp source local locally specify tp traffic programme setting rec d use received setting tp off on setting to use if local selected ms source local locally specify music speech setting rec d use received setting ms music speech setting to use is local selected pty source local l...

Page 37: ...eteriorate because of ducting causing fade outs and sites where local topography or building clutter can cause polarisation changes and increase multipath distortion Such problems can be ameliorated by the installation of two receive antennas perhaps one high up a tower and the other low down or one vertically polarised and the other horizontal The RBRX encore utilises powerful digital signal proc...

Page 38: ...l appear if this action will change the frequency of tuner 2 We recommend in this case that you use the copy t1 to t2 function described in 8 2 above initially to ensure both tuners are setup identically you can of course subsequently modify the parameters if you wish The performance of the diversity system can also be monitored on the tuner status display by means of a sliding bar which represent...

Page 39: ...39 This concludes the description of the preset menu Take a few moments rest you ve earned it The next section shows the RBRX encore menu tree ...

Page 40: ...o 12dBµ 8dBu mpx 2 level 0dBµ to 12dBµ 8dBu headphone source none analog audio digital audio tuner 1 audio tuner 2 audio diversity test tone headphone level 0 100 10 headphone source none analog audio digital audio tuner 1 audio tuner 2 audio test tone headphone level 0 100 mpx generator source none analog audio digital audio tuner 1 audio tuner 2 audio diversity test tone preemphasis 50uS 75uS of...

Page 41: ...s no time uptime display of dd hh mm ss time set hh mm ss mm dd yyyy ntp off on update now run command host name or IP number period 1hr 12hr 24hr users admin password pass default email email address user 1 3 password pass default email email address privilege view control communications identity system name site number lat long xxx xxx yyy yyy ethernet dchp off on dns off on ip subnet mask gatew...

Page 42: ...r media engine ver front panel ver power supply ver lock immediate lock sleep presets F1 F4 U1 U8 tuner 1 freq 87 5 108MHz tuner 2 freq 87 5 108MHz preset name qwerty keyboard save to U1 to U8 copy t1 to t2 OK immediate command diversity active on off weighting rssi 0 100 multipath 0 100 usn 0 100 tuner 1 tuner 2 menu identical frequency 87 5 to 108MHz deemphasis off 50uS 75uS channel eq off on mp...

Page 43: ...ode off on start off fast slow dual slope 6 30dB multipath mode off fast slow dual start 0 to 80 slope 10 to 100 min mode off on forced limit 6dB to 40dB st improvement recovery mode high blend fmsi high blend time slow attack 0 06 to 2s slow release 0 12 to 12 5s fast attack 1 to 120mS fast release 2 to 500mS mod mode off on start 10 to 100 slope 10 to 100 shift 5 to 100 level mode off on start o...

Page 44: ...tart 0 to 80 slope 10 to 100 mpath mode off fast slow dual start 0 to 80 slope 10 to 100 max mode off on forced limit 0 to 40dB high cut time slow attack 60 to 2000mS slow release 0 12s to 12 5s fast attack 1 to 120mS fast release 2 to 500mS mod mode off on start 10 to 100 slope 10 to 100 shift 5 to 100 level mode off on start off fast slow dual slope 6 30dB multipath mode off fast slow dual start...

Page 45: ...ec d artificial head off on compressed source local rec d compressed source off on dynamic pty source local rec d dynamic pty off on ta source local rec d ta off on tp source local rec d tp off on ms source local rec d ms off on pty source local rec d ptyrds choice table ptyrbds choice table ptyn qwerty entry rt source local rec d rt af af source local rec d count 1a enter freq 1b 2a 2b 3a 3b 13b ...

Page 46: ...46 Routing Diagram 10 Please see below for an audio RF and RDS data routing diagram This can help you understand the enormous capabilities of the RBRX encore ...

Page 47: ...PX O P 1 2 MPX I P 1 2 DAC 48k Analog o p Analog i p Digital i p o p Antennas Headphone relays switch between tuner mpx and generated mpx relays switch tuner mpx to either mpx matrix or mpx o p connectors R B R X E n c o r e Routing diagram b w b r o a d c a s t R B R X E n c o r e r e b r o a d c a s t r e c e iv e r Audio MPX RDS data RF AL 22 07 16 Rev 2 ...

Page 48: ...ctors Protocols Power Size inch Size mm Weight 2 x 50 ohm BNC female 65 108MHz in 50kHz or 100kHz steps 56kHz 311kHz dynamic or fixed 75µs 50µs or Off 79dB 60dB 0 011 0 16 50dB 70dB 74dB RF 0 5V to 2V 12dB maximum 4 dBµ 24 dBµ XLR balanced EMI suppressed 24 bit 0 01 0 24 dBµ adjustable XLR balanced EMI suppressed 24 bit 32 192 kHz MPX over AES ready XLR balanced EMI suppressed 20 dBFS 32 192 kHz M...

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