Bedienungshinweise. . . . . . . S. 2 User Instructions
Contents
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3. With W 30 foam windscreen CK 47 Order no 2765Z0023 Screw on hyper cardioid Capsule Module Acoustically equivalent to the proven AKG C 747 With W 70 foam windscreen CK 80 Order no 2765Z0024 Screw on hyper cardioid Capsule Module with speech optimized fre quency response With W 80 foam windscreen The W 30 is a newly designed two layer windscreen Two different materials provide optimum rejection of wind noise The dark gray outer layer swirls the impinging air stream The colored inside layer is more permeable to air and acoustically neutral It steadies the air stream before 2 1 Introduction 2 2 Capsule Modules 2 3 W 30 Windscreen 17 2 Description 2 4 Installation Modules 18 it hits the diaphragm This two stage process cuts wind noise extremely efficiently GN 15 Order no 2765Z0001 15 cm 6 in goose neck with DPA external in line XLR phantom power adapter for permanent screw on installation GN 15 E Order no 276520002 15 cm 6 in goose neck with integrated XLR phantom power adapter for temporary installation and PS 3 F Lock panel mount socket GN 30 OC Order no 2765Z0005 30 cm 12 in gooseneck with unterminated leads for permanent screw on installation GN 30 Order no 2765Z0003 30 cm 12 in goose neck with DPA external in line XLR phantom power adapter for permanent screw on installation GN 30 E Order no 2765Z0004 30 cm 12 in goose neck with inte
4. an external power source In this mode the LED ring will light much more brightly to draw the required attention to the open micro phone 1 Unsolder the blue LED and black LED wires from the DPA phantom power adapter or the female mini XLR connector Not required for the GN 30 OC 2 Connect the blue and black wires to a power source delivering one of the supply voltages listed in Table 3 below Table 3 Electrical values for external power source for LED ring Voltage Required Resistance Max Power 6V 3900 0 1 W 12V 1000 Q 0 25 W 24V 2200 Q 0 25 W 48V 4700 Q 0 5 W Remove the plug in jumper J2 from the circuit board inside the DPA phantom power adapter referring to fig 9 The LED ring is nearly invisible because its color matches that of the case l O The DPA phantom power adapter is equipped with a bass cut filter to minimize low frequency noise To activate the bass cut filter plug the jumper J1 on the circuit board into the second contact as shown in fig 9 above 5 Specifications Installation Module w CK 31 CK 32 CK 33 Type Pre polarized condenser microphone Polar pattern Cardioid Omni Hypercardioid Frequency range 50 20 000 Hz 20 20 000 Hz 50 20 000 Hz Sensitivity 20 mV Pa 14 mV Pa 20 mV Pa A 34 dBV A 37 dBV A 34 dBV Electrical impedance lt 600 Q lt 600 Q lt 600 Q Rated load impedance gt 2000 Q gt 20
5. 00 Q gt 2000 Q Power requirement 9 52 V phantom power to DIN 45596 Requires DPA adapter integrated in GN LM 3 and HM 1000 Installation Modules Size dia x length 13 x25 mm 13 x25 mm 13 x25 mm 0 5x0 95in 0 5 x 0 95 in 0 5 x 0 95 in Connector XLR 3 XLR 3 XLR 3 Installation Module w CK 47 CK 80 Type Pre polarized condenser microphone Polar pattern Hypercardioid Hypercardioid Frequency range 20 20 000 Hz 60 15 000 Hz Sensitivity 16 5 mV Pa 30 mV Pa A 35 5 dBV A 30 dBV Electrical impedance lt 600Q lt 600 Q Rated load impedance gt 2000 Q gt 2000 2 Power requirement 9 52 V phantom power to DIN 45596 Requires DPA adapter integrated in GN LM 3 and HM 1000 Installation Modules Size dia x length 13 x 154mm 13 x 128 mm 0 5 x 5 85 in 0 5 x 4 86 in Connector XLR 3 XLR 3 Re1V Pa Except GN 30 OC and LM 3 L This product conforms to the EN 540082 1 standard provided it is connected to audio power supply equipment with the CE mark 29 5 Specifications CK 31 Frequency Response and S Polar Diagrams CK 32 Frequency Response and 1 Polar Diagrams CK 33 Frequency N Response and A Polar Diagrams CK 47 Frequency Response and Polar Diagrams CK 80 Frequency Response and 5 Polar Diagrams Specifications subject to change without notice 30
6. Bedienungshinweise S 2 User Instructions p 17 Mode d emploi p 31 Istruzioni d uso p 46 Modo de empleo p 60 Instru es de uso p 75 Bitte vor Inbetriebnahme des Ger tes lesen Please read the manual before using the equipment Veuillez lire cette notice avant d utiliser le systeme Prima di utilizzare l apparecchio leggere il manuale Antes de utilizar el equipo lea por favor el manual Por favor leia este manual antes de usar 0 equipamento 1 Precautions A Spill no liquids on the equipment and do not drop any objects through the ventilation slots in the equipment Do not place the equipment near heat sources such as radiators heating ducts or amplifiers etc and do not expose it to direct sunlight excessive dust moisture rain mechanical vibrations or shock 1 1 1 2 2 Description Thank you for purchasing a Discreet Acoustics module The Discreet Acoustics Modular Series com prises five Capsule Modules and ten Installation Modules All modules are interchangeable so you can put together the ideal Discreet Acoustics Modular micro phone for every application at any location CK 31 Order no 2765Z0020 Screw on cardioid Capsule Module With W 30 foam windscreen CK 32 Order no 2765Z0021 Screw on omni directional Capsule Module With W 30 foam windscreen CK 33 Order no 2765Z0022 Screw on hyper cardioid Capsule Module
7. a tabletop or an optional SA 40 or SA 50 stand adapter to mount the Installation Module on a floor or table stand Note For even better vibrational noise rejection you can fix the Installation Module to the tabletop with an optional H 500 see fig 13 or H 600 A 608 shock mount see figs 14 and 15 Use a shielded cable to connect the Installation Module to a microphone input with phantom power Ifthe phantom power on your mixing console is swit chable switch the phantom power on Refer to the instruction manual for your mixing console The Capsule Module and the LED ring see Section 7 will be powered from the phantom supply a Drill an 11 mm 7 16 hole through the tabletop Thread the connecting cable of the Installation Module through the opening and the supplied fixing screw Screw the fixing screw into the Installation Module from below to fix the Installation Module in place 4 1 Capsule Modules Important 4 2 GN 15 E GN 30 E GN 50 E Installation Modules 4 3 GN 15 GN 30 GN 50 GN 30 OC Installation Modules 4 3 1 Tabletop Installation 21 4 Installation and Connections 4 3 2 GN 15 GN 30 GN 50 Audio Connection Connecting to bodypack transmitters Fig 1 Connector pin out for connecting to bodypacks 4 3 3 GN 30 OC Audio Connection 22 Note For even better vibrational noise rejection you can fix the Installation Module to the tabletop with an opt
8. ed or transformer less wire either capacitors or extra transformers into the audio lines as shown in fig 8 in order to prevent any cur rent leakage into the input stage Table 2 Standard values for Rv and 2 x Rv VDC Rv 2x Rv 12V 2V 330 Q 680 Q 24V 4V 680 Q 1 200 Q 48V 4V 3 300 Q 6 800 Q In order to satisfy the DIN 45596 symmetry requirement make sure the actual values of the two resistors 2 x Rv do not differ by more than 0 5 All installation modules except for the LM 3 and LM 3 L feature an LED ring that lights to indicate the sound system is ready to operate The LED rings on these Installation Modules operate off phantom power If you connected the microphone correctly the LED ring starts glowing at moderate intensity as soon as you switch 4 6 2 Unbalanced Inputs Fig 8 Unbalanced input stage 4 7 LED Ring 4 7 1 GN 15 GN 15 E GN 30 GN 30 E GN 50 GN 50 E HM 1000 Installation Modules 27 4 Installation and Connections 4 7 2 MIC OPEN Indication on GN 15 GN 30 GN 50 GN 30 OC HM 1000 4 7 3 Defeating the LED Ring not applic able to GN 30 OC LM 3 LM 3 U Fig 9 DPA circuit board 4 8 Bass Cut 28 the system and phantom power on This indicates that the system is correctly wired and ready to operate but NOT that the microphone channel is open To obtain an open channel indication the installation tech nician may connect the LED ring to
9. et of the lavalier module see fig 5a 2 To relieve the microphone of the strain of the cable insert the cable into one of the grooves in the upper part of the clamp see fig 5b 24 4 Installation and Connections Lapel Selvedge Tie Shirt pocket T shirt Fig 5a LM 3 LM 3L Fig 5b Fixing the LM 3 LM 3 L connection socket and clamp 5 Snap the connection socket of the lavalier module into the holding claws on the clamp The holding claws let you fix the connection socket in a 12 3 6 or 9 o clock position Clamp the microphone on the user s clothing see fig 5b as close as possible to the user s mouth Remember that gain before feedback will be the higher the smaller the distance between the micro phone and the mouth Make sure to aim the microphone at the user s mouth Note You may also clamp the microphone to suitable decorations e g a backdrop Insert the DPA phantom power adapter into the belt clip and fix the phantom adapter on the belt Use a shielded cable to connect the DPA phantom power adapter to a microphone input with phantom power If the phantom power on your mixing console is switchable switch the phantom power on Refer to the instruction manual for your mixing console 4 5 1 LM 3 Audio Connection 25 4 Installation and Connections 4 5 2 LM 3 L Audio Connection 4 6 Connecting to Inputs withou
10. ft 3 5 to 23 ft Application Recording only CK33 Hypercardioid 90 to 135 off 30 to 90 cm 2to4m microphone axis 1 to 3 ft 7 to 14 ft Application Sound systems CK47 Hypercardioid 90 to 135 off 30 to 90 cm 2to4m microphone axis 1 to3 ft 7 to 14 ft Application High quality sound reinforcement even in acoustically difficult locations CK80 Hypercardioid 90 to 135 off 30 to 90 cm 2 4m microphone axis 1 to3 ft 7 to 14 ft Application Speech reinforcement 20 4 Installation and Connections All Discreet Acoustics Modular Capsule Modules are con denser microphones and therefore require a power supply phantom power The Installation Modules have been designed for connection to microphone inputs with 9 to 52 V phantom power To connect Installation Modules to inputs without phantom power refer to Section 4 6 1 Screw the Capsule Module onto the Installation Module The screw thread is relatively fine and therefore very smooth running Make sure not to tilt the capsule when placing it on the Installation Module thread because this would damage the thread To lock the capsule use commercial minimum tack screw locking adhesive that allows you to unscrew the capsule later if need be Before replacing a Capsule Module be sure to switch your sound system OFF in order to prevent unwanted noise Use the supplied PS 3 F Lock panel mount socket to install the Installation Module in
11. grated XLR phantom power adapter for temporary installation and PS 3 F Lock panel mount socket GN 50 Order no 2765Z0008 50 cm 20 in goose neck with DPA external in line XLR phantom power adapter for permanent screw on installation GN 50 E Order no 276520004 50 cm 20 in goo seneck with integrated XLR phantom power adapter for temporary installation and PS 3 F Lock panel mount socket HM 1000 Order no 2765Z0010 Hanging module with 10 m 33 ft antitwist cable and DPA in line XLR phantom power adapter LM 3 Order no 276520015 Lavalier module comprising connection socket with no LED ring with 1 5 m 5 ft cable with DPA in ine XLR phantom power adapter clamp for fixing the capsule to clothing or stage decorations belt clip for the DPA phantom power adapter LM 3 L Order no 27652Z0016 Lavalier module com prising connection socket with no LED ring with 1 5 m 5 ft cable with 3 pin mini XLR connector for connecting 2 Description the capsule to AKG bodypack transmitters PT 60 PT 61 PT 80 or PT 81 clamp for fixing the capsule to clothing or stage decorations B 18 battery power supply for all Installation Modules except GN 30 OC and LM 3 L N 62 E N 66 E AC power supplies for all Installation Modules except GN 30 OC and LM 3 L PS3F Lock panel mount socket for GN 15 E GN 30 E and GN 50 E Installation Modules see figs 16 and 17 H 500 shock mount for GN 15 E GN 30
12. ional H 600 A608 shock mount see figs 14 and 15 1 Plug the cable of the DPA phantom power adapter into the female mini XLR connector on the connecting cable of the Installation Module Use a shielded cable to connect the DPA phantom power adapter to a microphone input with phantom power If the phantom power on your mixing console is swit chable switch the phantom power on Refer to the instruction manual for your mixing console The Capsule Module and the LED ring see Section 4 7 will be powered from the phantom supply You may also connect the GN 15 GN 30 and GN 50 installation modules to a PT 60 PT 61 PT 80 or PT 81 bodypack transmitter from AKG All you need to do is change the wiring of the mini XLR connector as shown in fig 1 below Shield Wire bridge Red in phase Pin 1 shield Pin 2 red wire in phase Pin 3 bridge to pin 2 Blue wire unused Black wire unused This Installation Module has been designed for 1 5 V to 10 V a b powering The unterminated cable provides the following connections 4 Installation and Connections Red microphone hot supply voltage Shield Microphone ground supply voltage Blue LED Black LED Connect the microphone wires to a microphone input with a b powering Connect the LED ring referring to Section 4 7 1 Prior to installing the microphone straighten the cable by carefully pulling it through your finger
13. s Make sure not to buckle or twist the cable 2 Fasten a hook to the ceiling use an existing hook or stretch a line across the hall 3 Pass the cable through the hook or over the line so that it will hang at the desired height 4 Fix the cable in place with electrician s tape This will prevent the cable from twisting Do not tie a knot into the cable to hang it on the hook This may cause the cable to twist and misalign the microphone after a while 5 Hold the cable with one hand and turn the micro phone carefully into the desired position as shown in fig 2 Note If you installed the microphone as described above the special cable will not twist and will stay aligned even if the temperature changes 4 4 HM 1000 Hanging Module Important Fig 2 Aligning the microphone 23 4 Installation and Connections Steadying the To keep the microphone steady even in a draft microphone 1 Stretch a suitable length of fishing line horizontally across the room passing the fishing line through the eye on the HM 1000 2 Fix the fishing line to two opposite walls so as to create just enough downward pull to steady the microphone laterally Applications Fig 3 Theater stage miking Fig 4 Miking up a choir Audio Connection Refer to Section 4 3 GN 15 GN 30 GN 50 Audio Connection 4 5 LM3 LM3L 1 Screw the capsule module onto the connection Lavalier Modules sock
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15. t Phantom Power 4 6 1 Balanced Inputs Fig 6 Input trans former with center tap ungrounded Fig 7 Input trans former without cen ter tap ungrounded 26 Connect the cable on the LM 3 L to the audio input socket on your bodypack transmitter Refer to the instruction manual of your bodypack transmitter Note The GN 30 OC has been designed for a b power ing 1 5 to 10 V but can be phantom powered if you use a Suitable adapter such as the DPA If your mixer has no phantom power insert an external phantom power supply between the DPA phantom power adapter and mixer input We recommend the optional B 18 N 62 E or N66 E power supplies from AKG Using any power supplies not recommended by AKG may damage your microphone and voids the warranty You may also consider having a qualified technician retrofit a phantom power supply as per DIN 45596 to balanced or unbalanced mixer inputs The DIN 45596 standard specifies a positive voltage of 12 24 or 48 Von the audio lines versus the cable shield n R anpile a IE SS ho g SN Coy gt ET o HL i ee i s mpake o pa rn I Fa a L B si aes i D angler z UE e Qo H Y LET S I II FESE SIL DES pe raps jo pie rp ZK ba 4 Installation and Connections roti random I Pe K KLT re E a ye gend Fu IR L h If your equipment inputs are ground
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