Audio Press Box APB-D216 R-D User manual

APB-D216 R-D
Press Conference Audio Distribution Amplifier
Owner’s manual
English

Always follow the basic precautions listed below to avoid the possibility of serious injury or even death from electrical shock, short-circuiting, damages,
re or other hazards. These precautions include, but are not limited to, the following:
Always follow the basic precautions listed below to avoid the possibility of physical injury to you or others, or damage to the device or other property.
These precautions include, but are not limited to, the following:
Power supply/Power cord
• Onlyusethevoltagespeciedascorrectforthedevice.Therequiredvoltageisprinted
onthenameplateofthedevice.
• UseonlythespeciedACpoweradaptor.
• Donotplacethepowercordnearheatsourcessuchasheatersorradiators,anddonot
excessivelybendorotherwisedamagethecord,placeheavyobjectsonit,orplaceitina
positionwhereanyonecouldwalkon,tripover,orrollanythingoverit.
Do not open
• Donotopenthedeviceorattempttodisassembletheinternalpartsormodifytheminany
way.Thedevicecontainsnouser-serviceableparts.Ifitshouldappeartobemalfunctioning,
discontinueuseimmediatelyandhaveitinspectedbyqualiedAudioPressBoxservice
personnel.
Power supply/Power cord
• Removetheelectricplugfromtheoutletwhenthedeviceisnottobeusedforextended
periodsoftime,orduringelectricalstorms.
• Whenremovingtheelectricplugfromthedeviceoranoutlet,alwaysholdtheplugitself
andnotthecord.Pullingbythecordcandamageit.
• Toavoidgeneratingunwantednoise,makesurethereis50cmormorebetweentheAC
poweradaptorandthedevice.
• DonotcoverorwraptheACpoweradaptorwithaclothorblanket.
WARNING
CAUTION
Water warning
• Donotexposethedevicetorain,useitnearwaterorindamporwetconditions,orplace
containersonitcontainingliquidswhichmightspillintoanyopenings.
• Neverinsertorremoveanelectricplugwithwethands.
If you notice any abnormality
• Ifthepowercordorplugbecomesfrayedordamaged,orifthereisasuddenlossof
soundduringuseofthedevice,orifanyunusualsmellsorsmokeshouldappeartobe
causedbyit,immediatelyturn off the power switch, disconnect the electric plug from
theoutlet,andhavethedeviceinspectedbyqualiedAudioPressBoxservicepersonnel.
• IfthisdeviceortheACpoweradaptorshouldbedroppedordamaged,immediatelyturn
offthepowerswitch,disconnecttheelectricplugfromtheoutlet,andhavethedevice
inspectedbyqualiedAudioPressBoxservicepersonnel.
Location
• Beforemovingthedevice,removeallconnectedcables.
• When setting up the device, make sure that the AC outlet you are using is easily
accessible.Ifsometroubleormalfunctionoccurs,immediatelyturnoffthepowerswitch
anddisconnecttheplugfromtheoutlet.
• Avoidsettingallcontrolstotheirmaximum.Dependingontheconditionoftheconnected
devices,doingsomaycausefeedbackandmaydamagethespeakers.
2

Use only the adaptor included with this
AudioPressBox. Use of a different adaptor may
result in equipment damage, overheating, or re.
Be sure to unplug the adaptor from the outlet
when not using AudioPressBox, or when there
are lightning storms in the area.
To avoid generating unwanted noise, make
sure there is 50 cm or more between the
power adaptor and AudioPressBox.
• Donotexposethedevicetoexcessivedustorvibrations,orextremecoldorheat(such
asindirectsunlight,nearaheater,orinacarduringtheday)topreventthepossibilityof
paneldisgurationordamagetotheinternalcomponents.
• Donotplacethedeviceinanunstablepositionwhereitmightaccidentallyfallover.
Connections
• Beforeconnectingthedevicetootherdevices,turnoffthepowerforalldevices.Before
turningthepoweronoroffforalldevices,setallvolumelevelstominimum.
Handling caution
• WhenturningontheACpowerinyouraudiosystem,alwaysturnonthepoweramplier
LAST,toavoidspeakerdamage.Whenturningthepoweroff,thepowerampliershould
beturnedoffFIRSTforthesamereason.
CAUTION
• Donotinsertyourngersorhandsinanygapsoropeningsonthedevice.
• Avoidinsertingordroppingforeignobjects(paper,plastic,metal,etc.)intoanygapsor
openingsonthedeviceIfthishappens,turnoffthepowerimmediatelyandunplugthe
powercordfromtheACoutlet.ThenhavethedeviceinspectedbyqualiedAudioPressBox
servicepersonnel.
• Donotusethedeviceorheadphonesforalongperiodoftimeatahighoruncomfortable
volumelevel,sincethiscancausepermanenthearingloss.Ifyouexperienceanyhearing
lossorringingintheears,consultaphysician.
• Donotrestyourweightonthedeviceorplaceheavyobjectsonit,andavoiduseexcessive
forceonthebuttons,switchesorconnectors.
XLR-typeconnectorsarewiredasfollows(IEC60268standard):pin1:ground,pin2:hot(+),andpin3:cold(-).
AudioPressBoxcannotbeheldresponsiblefordamagecausedbyimproperuseormodicationstothedevice,ordatathatislostordestroyed.
Alwaysturnthepoweroffwhenthedeviceisnotinuse.
Theperformanceofcomponentswithmovingcontacts,suchasswitches,volumecontrols,andconnectors,deterioratesovertime.ConsultqualiedAudioPressBoxservicepersonnelabout
replacingdefectivecomponents.
Illustrationshereinareforexplanatorypurposesonly,andmaynotmatchactualappearanceduringoperation.
Companynamesandproductnameshereinaretrademarksorregisteredtrademarksoftheirrespectivecompanies.
Specicationsanddescriptionsinthisowner’smanualareforinformationpurposesonly.AudioPressBoxreservestherighttochangeormodifyproductsorspecicationsatanytimewithoutprior
notice.Sincespecications,equipmentoroptionsmaynotbethesameineverylocale,pleasecheckwithyourAudioPressBoxdealer.
3

Dearcustomer,
ThankyouforpurchasingtheAudioPressBox®APB-D216R-D.
APB-D216R-Disanactive2-channelrackmountedpressbox.Eachchannelhas8Line/MICoutputsupfrontand1bufferedexpanderoutput
intheback.Eachbufferedexpanderoutputcanpowerupto24additionalLine/MICoutputssoyoucanreachupto32Line/MICoutputsper
channel.(64Line/MICoutputsforbothchannels).
The package contains
1. AudioPressBoxunit.
2. Powersupply.
3. Manual
4. Testreport
HPF (High Pass Filter)
Thisbuttonhelpstoavoiddistributinglow-endrumble
likeamicrophonehandlingnoiseorpops.Youhave2
options–fullrangeor160Hzlow-cutfrequency.The
oneyouchoosedependsonthesound,youwantto
lterout.
COMP (Compressor/Limiter operation button)
To provide perfect output signal without clipping or
distortion,youcanswitchtheCompbuttonON.Ifyou
switchthisOFF,signalinoutputcouldcontainsignal
clippingordistortion.
Transformer
Individuallytransformerisolatedoutputs.
2 buffered expander outputs
for AudioPressBox expanders
24V DC Power Supply 2-channel Dante interface
Features:
APB-D216R-D
4
COMPHPF
AC
DRIVER
2x
24
TRANSFORMER
16 x

Mic Line Mic Line Mic Line Mic Line Mic Line Mic Line Mic Line Mic Line
Mic Line Mic Line Mic Line Mic Line Mic Line Mic Line Mic Line Mic Line
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16
High Pass
FilterClip
Clip
Composer
& Limiter
Gain
Reduction dB
On
Output
Level dB
Gain
Reduction dB
Output
Level dB
High Pass
Filter
Composer
& Limiter
APB-D216 R-D
A
Channel A
Channel B
B
APB-D216R-D-Frontpanel(Inputsection)
1) Input gain level knob
You can set the input signal level depending on the
connectedaudiosourcetoreachtheoptimaloutputlevel.
YoucanchecktheoutputlevelontheOutputlevelmeter
(5).
IfDanteinputisselectedyoucanadjustthelevelofDante
signal.
2) Dante switch
YoucanswitchbetweenanalogueorDanteinput.When
theDanteinputisselectedtheblueLEDabovetheswitch
islit.
5
3) High Pass Filter switch
You can turn ON the HPF to eliminate low frequency
disturbanceslikepopsormicrophonehandlingnoise.The
cut-offfrequencyoftheHPFis160Hz.Itisveryhandyfor
speech.Ifyouneedtodistributethemusicorfull-range
signalsitishandytohavetheHPFswitchedoff.
4) Compressor/Limiter switch
If you need to reduce the dynamics of the input signal
and/or be sure that the output signal will not be higher
than the nominal output level please switch this button
ON.Functionofthecompressorandlimiteryoucansee
ontheGainreductionlevelmeter(6).Itisvery goodfor
speech.
1
1
2
2
3
3
4
4
6
5
5
6
7
7
5) Output level meter
6) Gain reduction meter
7) Line/MIC Outputs
Individuallytransformerisolatedoutputswithswitchable
Outputlevel(Line/MIC).3-PinXLRbalancedoutput
connector.

6
Parallel
Buffered balanced Ouput
DRIVE CAPABILITY:
Max. 1 pc of APB-024
or 3 pcs of APB-008
Output for ExpandersBalanced Line Input
PUSH
Channel A
Parallel
Buffered balanced Ouput
DRIVE CAPABILITY:
Max. 1 pc of APB-024
or 3 pcs of APB-008
Output for ExpandersBalanced Line Input
PUSH
Channel A
& PoE
POWER
DC 24V/1A
8 9 10 11
8) Input Jack/XLR connectors
Youcanconnectyoursourcedevicewith6,3mm JACKor
3-pin XLR connector. Inputs are balanced and line level
only.JACKandXLRconnectorsareinparallel.
(XLRpinout:1:Ground;2:Hot,3:Cold).
9) Buffered XLR output for expanders
Output for connecting the AudioPressBox expanders
(APB-008 SB-EX, APB-024 R-EX, APB-008 OW, APB-008
IW,APB-P112SB)toprovideupto24additionalLine/MIC
outputs. Output connector is a 3-pin XLR. Please do not
connectotherdevicesthanAudioPressBoxexpanders!
10) Dante connector
Connect the Dante interface to the Dante Network. This
interfacerequiresaPoE.
The unit will be visible on the Dante Network as: APB-
D216R-D-serialnumber. It is set to receive the IP address
fromaDHCPserver.
11) Power supply connector
Please connect supplied AudioPressBox® power supply
here.
Good to know:
What are compressor and limiter?
Theseelementsautomaticallycontrolyoursignaland
providethebestsignalconditionforeveryoutput.Youwill
getperfectsignalwithoutclippingordistortion.Youcan
switchthiselementonoroffforeachinputdependingyour
needs.
APB-D216R-D-Backpanel(Outputsection)

Specications
7
Audio Press Box APB-D216 R
Type 2 in 16 out
Groups 2
Input section
Inputs 2 (Line or Dante)
Input connectors Balanced, XLR / 6.3mm JACK, RJ45-Dante
Max. input level Line: +32/+2 dBu
Input Impedance >5kOhm
Output section
Outputs 16 Line/MIC level, 2 buffered outputs for expanders (max 48 Line/MIC outputs)
Output connectors Balanced, XLR
Nominal Output Level +6dBu (front outputs)
Maximum Output Level +20dBu (no load)
+14dBu (600Ohm)
Output impedance MIC: 220 Ohm LINE: 600 Ohm
Transformer isolated outputs Yes (each output)
SNR 86dB at 0dB Gain
78dB at +20dB Gain
Frequency Response 20/160Hz (filter) to 36kHz/-3dB (front outputs)
Controls Input gain, Dante switch, High-pass filter, Compressor, Output PAD
Indicators Input clip, Dante, Output level, Gain reduction, Power
Power Supply 24V DC, 1A external adaptor
Dimensions (WxHxD) 2 RU, 480x88x130mm
Weight 3,5 kg

Blockdiagram
8

e-mail: [e-mail] | web: www.audiopressbox.com
MediaTech Central Europe, a.s., Drienova 34, 821 02 Braslava, Slovak Republic (EU)
Tel: [phone]