[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-153629-105":59,"doc-detail-153629-en":131},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":124,"head_meta":126,"extra_data":128,"updated_unix":130},105,"en","rebis-pan-system-installation-and-controls","Rebis Pan System - Installation and Controls","","Rebis Pan System documentation explains a stereo panning and fading solution that fixes sound image positioning using relative levels between left and right monitor signals. The system uses the RA216 Dual VCA driven by a DC control voltage from the RA215 Programmable Pan Controller, generated as a digitally produced DC triangle wave. It details wiring, grounding, shielded-cable practices, pin connections, and configurable run/hold and rate functions, then describes how RANGE and SLOPE controls shape pan width, fade depth, and level compensation.",{"@graph":69,"@context":123},[70,84,106],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/rebis-pan-system-installation-and-controls/153629/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/rebis-pan-system-installation-and-controls/153629.png","ImageObject",300,407,{"name":92,"@type":93},"Sage","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-07","2026-08-28",true,{"@type":102,"interactionType":103,"userInteractionCount":105},"InteractionCounter",{"@type":104},"ViewAction",14,{"@type":107,"mainEntity":108},"FAQPage",[109,115,119],{"name":110,"@type":111,"acceptedAnswer":112},"What controls where a sound image is positioned in the stereo field?","Question",{"text":113,"@type":114},"Position is determined by the relative left/right signal levels produced by the VCA system in response to a DC control voltage from the RA215 controller.","Answer",{"name":116,"@type":111,"acceptedAnswer":117},"How does the RA215 generate the control waveform for panning?",{"text":118,"@type":114},"The RA215 is an oscillator that digitally generates a DC triangle wave, then stops it at accurate points so the resulting waveform can drive the VCA pair.",{"name":120,"@type":111,"acceptedAnswer":121},"What do the RANGE and SLOPE controls change in PAN vs FADE modes?",{"text":122,"@type":114},"RANGE sets the control-voltage level reaching the VCA, altering total pan width in PAN mode and fade depth in FADE mode; SLOPE sets the centre attenuation from about 3–6 dB to produce smoother panning and changes the behaviour toward fader-like operation at higher values.","https://schema.org",{"og:url":83,"og:type":125,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":127,"canonical":83},"index,follow",{"doc_id":129,"site_id":62},153629,1787879270,{"code":4,"msg":5,"data":132},{"doc_id":129,"user_id":133,"nickname":92,"user_avatar":134,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":135,"file_id":136,"file_url":137,"file_type":138,"file_size":139,"view_count":105,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":34,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":130,"read_time":144},687197207057,"https://ap-avatar.wpscdn.com/davatar_29158cc5080c5b710cf443261637dec0","The image position of a particular soundin a stereo monitoring field is fixed by therelative levels of that sound from the twomonitor speakers.Panning is the movement ofa particular sound image within the stereofield.  \nThe Rebis Pan System is based on the RA216Dual VCA 〔Voltage Controlled Amplifier〕.TheVCA's alter the left and right signal levelsin response to a D.C.control voltage from theRA215 Programmable Pan Controller.  \nThe RA215 is a sophisticated oscillatorwhich digitally generates a D.C.triangle waveoutput.By arranging for one VCA to be drivenup whilst the other is driven down automaticpanning can be achieved.  \nThe combination of a digital controllerand the best in VCA technology has produceda panner with unrivalled specifications andfacilities.  \n2  \n1.Hold Position Select Switches.  \n2.Position Indicator LED's.  \n3.Signal Movement LED's.  \n# INSTALLATION\n\nThe wiring diagram on the following pageshows how to connect up the Pan System.Theme thod shown provides a convenient systemof normalling for mono/stereo use.The VCAmi×inputs[pin 13]could also be broughtout on jacks,and normalled through as in thediagram,for fur ther system flexibility.Thevarious external inputs could also be put onconnectors as required.  \nThe VCA direct control inputs[pins 15and 16]are intended for special applicationsand do not need to be connected for the normalsystem to work.  \nScreened cables should be used for allsignal connections with screens connected asshown in the diagram.The calibrate link〔pin14's]and the control output/input link〔pin2's]can be made with tinned copper wire.EAR THING  \nWhen installing the modules in a RebisRack Frame ensure that they are firmlyscrewed in and that the rack is earthed,as itis essential both for safety and screeningthat the front panels are ultimately connectedto mains ear th.  \n.A1 OUTPUT  \nB1 OUTPUT  \nB2 OUTPUT  \nA2 OUTPUr  \n(MAIN LEFT)  \n(MAIN RIGHT)  \nRA215 PIN CONNECTIONS.  \n1]  Keyway slot.  \n2]  Output.0 to +15 volts.  \n3,4,5,6,7,8j Spare  \n9〕 Main 0 Volts.  \n10]+40 Volts.  \n11]RUN/HOLD e×ternal output.  \n12]RUN/HOLD external input.*  \n13〕 PAN TO &HOLD external input.*  \n14]Spare  \n15]E×ternal RATE input〔1-12 Volts D.C.〕  \n16]HOME external input.*  \n*E×ternal inputs plus 3 to 40 Volts,inputimpedance 100 kilohms.  \nRA216 PIN CONNECTIONS.  \n1]  Keyway slot.  \n2]  Control input.O to +15 Volts.  \n3]  Spare.  \n4]  B input.  \n5]  Screen 0 Volts.*  \n6]  A input  \n7]  Screen 0 Volts.*  \n9]  Main 0 Volts.  \n10]+40 Volts.  \n11]B output.  \n12]Screen 0 Volts.*  \n13〕 Mi×input〔to A〕  \n14]Spare  \n15]VCA.A direct·control input.  \n16]VCA.B direct control input.  \n*Screen points connected to 0 volts onboard,use for screens of signal cables.  \nNote:VCA direct inputs〔pins 15&16〕require 0 to 15 volts,input impedance is47 kilohms.Attenuation is 6dB/volt,+15volts gives OdB attenuation.When using theseinputs turn RANGE control to 0%.  \nOnly one RA216 Dual VCA is required to pana mono source,cross fade two mono sources orfade a stereo source.  Two are needed Forstereo image reversal,cross Fade and crosspanning 2 mono sources.  \n# CONTROLS.\n\nRANGE CONTROL:  This sets the control voltagelevel which reaches the VCA's From the RA215Pan Controller.In the PAN mode this will alterthe total width over which the image is sweptand in the FADE mode it fixes the depth offade.With the control set to 0%no controlvoltage reaches the VCA's and the RA216 iseffectively bypassed.  \nSLOPE CONTROL:  To pan an image smoo thly thetotal perceived level should remain constantwherever the image is positioned.In theideal monitoring environment where soundarriving at the listener is coherent〔i.e.inthe same phase relationship]the signals fromeach speaker add perfectly.This means thatfor smoo th panning the level at the centreshould be 6dB lower than that at the ends.Toprevent level changes this difference is alsorequired where a mono mi×of a stereo originalis to be made.In the average listeningsituation signals do not add in this way anda 3dB attenua","cbCaisGr83VSz5Jw","https://ap.wps.com/l/cbCaisGr83VSz5Jw","pdf",2499851,"English","# INSTALLATION\n## Wiring and grounding\n## Pin connections (RA215/RA216)\n# CONTROLS\n## RANGE CONTROL\n## SLOPE CONTROL\n## PAN/FADE SWITCH\n## RATE CONTROL & INT/EXT SWITCH\n# BLOCK DIAGRAM\n## RA215 DC triangle-wave generation","[{\"question\":\"What controls where a sound image is positioned in the stereo field?\",\"answer\":\"Position is determined by the relative left/right signal levels produced by the VCA system in response to a DC control voltage from the RA215 controller.\"},{\"question\":\"How does the RA215 generate the control waveform for panning?\",\"answer\":\"The RA215 is an oscillator that digitally generates a DC triangle wave, then stops it at accurate points so the resulting waveform can drive the VCA pair.\"},{\"question\":\"What do the RANGE and SLOPE controls change in PAN vs FADE modes?\",\"answer\":\"RANGE sets the control-voltage level reaching the VCA, altering total pan width in PAN mode and fade depth in FADE mode; SLOPE sets the centre attenuation from about 3–6 dB to produce smoother panning and changes the behaviour toward fader-like operation at higher values.\"}]","Rebis Pan System - Installation and Controls | PDF",18]