Neumann.Berlin Dummy Head KU 100, Operating Instructions Manual

Page 1: ...Ollenhauerstr 98 13403 Berlin Germany Tel 49 30 417724 0 Fax 49 30 417724 50 Email headoffice neumann com Web www neumann com Betriebsanleitung Operating Instructions KU 100 ...

Page 2: ...5 Technische Daten KU 100 6 Das Kalibrieren der Kunstkopfsysteme 7 Servicehinweise 8 Zubehör Table of Contents 1 Overview 2 The KU 100 Dummy Head 2 1 Principles of Operation and Applications 2 2 Microphone Outputs 2 1 1 Balanced Output 2 2 2 Unbalanced Outputs 2 3 The Opening of the Dummy Head 2 4 Switchable High Pass Filter 10 dB Switch 2 5 Microphone Cables 3 Power Supply 3 1 Battery Operation 3...

Page 3: ...verview The KU 100 dummy head is a replication of the human head equipped with microphones within the ears Listening to recordings made with this sys tem through high quality diffuse field equalized head phones or analyzing the acoustic data gathered by the system affords a listening impression which dimensionally recreates the acoustical information present at the location of the head during the ...

Page 4: ... des Typs LR 6 Größe AA Mignon zugänglich positiver Spannungsanstieg bei einem Schalldruckanstieg vor dem jewei ligen Ohr Balanced output 5 pin XLR connector pin assignment Pin 1 0 V ground Pin 2 modulation left channel Pin 3 Pin 4 modulation right channel Pin 5 This balanced output also permits phantom power ing of the KU 100 dummy head with dual 48 V 3 5 mA DIN EN 60268 12 and or IEC 60268 12 Bo...

Page 5: ...die internen Kipp schalter zugänglich Der schaltbare Hochpaß 150 Hz 40 Hz und Linear Die schaltbare 10 dB Dämpfung der Empfindlich keit High quality alkali manganese batteries permit con tinuous operation of at least 15 hours The red LED Low Batt starts flashing approx one hour before the battery power supply will fail The LED also flashes briefly during power up but remains dark subsequently as l...

Page 6: ...der Schallquellen im Hörereignis 2 KU 100 Dummy Head 2 1 Principles of Operation and Applications The KU 100 dummy head is a replica dimensionwise of the human head equipped with microphones in place of the ears Listening to the dummy head signals through high quality diffuse field equalized headphones the listener receives an impression which is almost completely identical to that which he or she...

Page 7: ...pernauf führungen Einspielkontrolle in Sälen Theatern und Audito rien Improved Circuitry Transformerless fet 100 circuit Sensitivity increased by 5 dB Dynamic range increased by 5 dB Improved Flexibility Flexible power supply configurations Integrated battery supply with LED low battery power external P48 phantom powering via 5 pin XLR connection powering via supplied external power supply unit Fl...

Page 8: ... tomspeisung anliegt die intern erzeugt wird positiver Spannungsanstieg bei einem Schalldruckanstieg vor dem jewei ligen Ohr Documentation and assessment of the audibility conditions of rooms i e concert halls Documentation and assessment of musical instru ments Documentation and assessment of electroacoustic P A Systems in rooms and or in automobiles i e evaluation of automotive loudspeakers Meas...

Page 9: ...t sinngemäß umgekehrt durch Aufschieben des Hinterkopfes mit anschließen dem Verriegeln durch Rechtsdrehung der beiden Vierteldrehverschlüsse bis die Knäufe waagerecht positioniert sind Special cables are hence necessary if the XLR output has to be used for unbalanced inputs see chapter 2 5 Microphone cable The 5 pin XLR output can be distributed to two 3 pin XLR connectors by means of the AC 20 a...

Page 10: ...U 100 anstehende Gleichspannung abzu blocken positiver Spannungsanstieg bei einem Schalldruckanstieg vor dem jewei ligen Ohr 2 4 Switchable High Pass Filter 10 dB Switch After opening the dummy head see chapter 2 3 two flip switches are accessible on top of the out put stage On the left hand side is a 3 position switch for different corner frequencies of a high pass filter The 10 dB pad switch is ...

Page 11: ...d des Betriebs dunkel 1 Bei Zimmertemperatur erhöht Da die Kapazität von Batterien sehr tem peraturabhängig ist verändert sich die Betriebsdauer bei geringerer oder höherer Temperatur The 5 pin cable can be extended by means of additional cables type IC 5 separate accessories The standard length is 10 meters The 3 pin XLR connectors of the AC 20 can be ex tended by means of two 10 meter IC 3 cable...

Page 12: ...dulationsadern ist am Ausgang der Speisegeräte die gleiche wie am Mikrophon 3 2 Operation with External Power Supply Unit Operation of the KU 100 dummy head with the power supply unit supplied requires the switch at the bottom of the head to be set to EXT The power supply unit is connected to the integrated 2 pin EXT connector and secured by means of a coupling ring This cable can be extended with...

Page 13: ...enzgänge Frequency Responses Abbildung 1 Freifeldfrequenzgang unter 0 von vorn 1 dB Figure 1 Free field frequency response 0 front Abbildung 2 Diffusfeldfrequenzgang 2 dB Figure 2 Diffuse field frequency response ...

Page 14: ...14 Abbildung 3 Terzpegel der Eigenstörspannung Figure 3 Third Octave self noise level ...

Page 15: ...2 Klirrfaktor des Mikrophonverstärkers bei einer Eingangsspannung die der von der Kapsel beim entsprechenden Schalldruck abgegebenen Spannung entspricht 5 KU 100 Technical Specifications 1 Pa 10 µbar 0 dB 20 µPa Acoustical oper principle Pressure transducer Directional pattern Ear Frequency range 20 Hz 20 kHz Sensitivity1 at 1 kHz 20 mV Pa 1 dB 34 dBV Rated impedance symmetrical output 50 ohms uns...

Page 16: ...lten als Einheit behan delt und im Falle eines Defekts komplett zur Repa ratur ins Werk eingeschickt werden 6 Calibrating the Dummy Head Systems The two microphone systems on the left and on the right can be calibrated separately A pistonphone adapter permits calibrators for 1 measuring microphone capsules e g Bruel Kjaer type 4230 or type 4228 to be inserted from out side into the respective ear ...

Page 17: ...werden wenn zuvor die Schelle zu deren Zug entlastung von der Platine abgeschraubt worden ist Both ear adapters are carefully matched by the manufacturer in all relevant characteristics Therefore both ear adapters should be returned to the factory whenever any repair work is necessary The ear adapters can be replaced by the MA 84 KU 100 test adapter lt is then possible to feed a modulation voltage...

Page 18: ...durch ausladende Fußkonstruk tion Höhe variabel von 1 3 m bis 2 2 m zusammen geklappt 1 2 m Oberfläche teils vernickelt teils 8 Accessories Power supply unit see chapter 2 5 and chapter 3 is included with the KU 100 The dummy head can be installed on or suspended from microphone stands or booms For this purpose the head is provided with 5 8 27 thread connec tions at its top and bottom Reducing nut...

Page 19: ...ndschutz WSB besteht aus zwei Formkörpern aus offenpori gem Polyurethanschaum die mit Hilfe eines Bügels wie Kopfhörer dem KU 100 aufgesetzt werden Die Dämpfung des Windgeräusches beträgt ca 15 dB ed stud for mounting microphones or the M 212 c boom attachment PA 100 PA 100 PA 100 PA 100 PA 100 blk Cat No 06199 The pistonphone adapter permits inserting of a pis tonphone for 1 measuring microphones...

Page 20: ...Irrtümer und technische Änderungen vorbehalten Errors excepted subject to changes Printed in Germany Publ 05 02 69413 A 03 STV AC 29 MF 4 AC 20 M 214 1 M 212 c PA 100 IC 5 WSB ...