Necklace Microphone User Manual Introduction
Contents
1. ct in Product features and specifications are subject to change with out notice www d pamicrophones com necklace2. d screet Necklace Microphone User Manual Introduction The DPA d screet Necklace Microphone is designed for use with wireless systems in environments like theater and television and is especially well suited for do it yourself mounting by talents for example in reality shows To ensure optimal performance of your d screet Necklace Microphone please follow the simple care and maintenance instructions Our d screet Necklace Microphone is designed to be resistant to humidity and moisture We have incorpo rated materials like gold plated stainless steel and features like the double vent protection system to ensure a robust and stable construction Mounting Push the clasp parts together to click lock To unlock push the release button and draw apart Turn the necklace so the cable relief on the back points downwards This will make the microphone element on the front point outwards below the throat Cleaning guide The cable and protection grid are the only parts that may be cleaned Do not use any kind of cleaning fluid other than demineralized water Avoid all kinds of spray or fluids con taining chemical components to remove static electricity on or close to the microphone as this could cause damage to the electret layer When mounting the d screet Miniature Microphone directly on or close to the skin of a performer care should be taken to avoid sweat from running into the microphone If the microphone g
3. ets filled up with water it will not be damaged but possibly turn deaf while the water is captured inside the microphone behind the protection grid Remove the water by shaking the microphone or drying it with a piece of lint free cloth Note If the microphone has been exposed to sweat it must be rinsed out in demineralized water and left to dry out to recover its original specifications Drying out the Miniature Microphone between exposures to humidity will also help to extend its lifetime Cleaning the microphone grid During use in environments where the microphone is exposed to makeup or dusty materials the grid may get clogged up Remove the microphone grid from the microphone element and clean the grid using a soft cloth and demineralized water only Make sure the grid is dry before re mounting it on the microphone housing Cleaning the microphone cable Residue from tape glue or makeup on the cable must be removed after use Leaving these substances on the cable over longer periods of time may etch into the cable jacket and will make the cable more susceptible to break The cable can easily be cleaned using organic oil e g olive oil or lukewarm de mineralized water Do not bend the cable or rub it harshly since this may stress the inner cores of the cable and cause them to break over time Microphone grid The discreet Necklace Microphone is supplied with a high boost grid fitted This is to compensate for the diffic
4. s Min 5 V max 50 V through DPA adapter With DAD6001 BC DAD6024 DAD4099 48 V phantom power 4 V for full performance Connector MicroDot Color Black White or Brown Weight 13 g 0 46 02 incl cabel and MicroDot connector Microphone diameter 5 4 mm 0 21 in Necklace length 47 or 53 cm 18 5 or 207 in Microphone length 12 7 mm 0 5 in Cable length 1 1 m 3 6 ft Cable diameter 1 6 mm 0 06 in Polarity Positively increasing sound pressure produces positive going voltage on MicroDot pin Temperature range 40 C to 45 C 40 F to 113 F ity RH Relative Hum Up to 90 Service amp Repair ions with ion on de ime and use If however you are not with the characteristics exhibited by this produc nearest DPA Microphones representative for further informa ails of service and the available repair Environmental Policy This product is comprised by the Waste WI and should Instead re Microphones A S directly who will dispose of accordance with the current environmental standards RoHS directive 2002 95 EC WEEE directive 2002 96 EC 2014 DI PA Microphones A S Products from DPA Microphones are extremely stable and here should not occur any significant change in the specifica otally satisfied contact your facilities EEE directive not be thrown in the garbage bin when obsolete urn it to your local DPA representative or DPA he produ
5. ult acoustic sound field under the chin of the performer where a significant high frequency drop occurs The high boost grid gives approxi mately a 10 dB boost at 12 kHz Without the grid mounted the microphone is linear Microphone element The diaphragm in the microphone element is the most sensi tive part of the unit and must be left untouched to preserve its original characteristics Do not spray any substances such as hair spray directly into the microphone and avoid getting makeup or paint on the microphone element and housing Correct treatment of the microphone cable The cable is usually longer than required for its actual purpose Make sure that superfluous cable is wound up in soft loops preferably 6 8 cm 2 4 3 in in diameter Avoid kinks in the cable Correct use of adapters and MicroDot connectors To provide users with safe and compact mounting of connec tors all our d screet Miniature Microphones are fitted with the MicroDot connector A broad range of adapters is offered as optional accessories for most wireless systems for professional use A connector tightening tool is supplied with each adapter and should be employed whenever he MicroDot connector needs to be tightened safely onto the adapter Never attempt to loosen or tighten the connector by the cable or its strain relief Some wireless systems require the use of electronic components inside the adapter to optimize the signal le
6. vel he DC offset filtering and powering of the built in microphone preamplifier Always use the adapters from DPA Microphones with the wireless systems to ensure the correct electronic cir cuit Do not use non standard adapters or connectors as you might damage the microphone preamplifier Specifications for d screet Necklace Microphone On axis Frequency Response 20 Polar Pattern Directional characteristics normalized ae 10 2 50 100 200Hz 00 tkHz 2 5 High boost grid Directional characteristics Omnidirectional Principle of operation Pressure Cartridge type Pre polarized condenser element with vertical diaphragm Frequency range 2 dB High boost grid 20 Hz 20 kHz 10 dB boost at 12 kHz Sensi ity nominal 3 dB at kHz 6 mV Pa 44 dB re V Pa Equivalent noise level A weighted Typ 26 dB A re 20 Pa max 28 dB A Equivalent noise level ITU R BS 468 4 Typ 38 dB max 40 dB S N ratio A weighted re kHz at Pa 94 dB SPL 68 dB A Total Harmonic Distortion THD lt THD up to 123 dB SPL peak lt THD up to 120 dB SPL RMS sine Dynamic range Typ 97 dB Max SPL peak before clipping 144 dB Output impedance 30 400 Cable drive capability Up to 300 m 984 ft Power supply For wireless system
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