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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 1 (Schwarz/Black Auszug)
PERCEPTION820 TUBE
USER INSTRUCTIONS . . . . . . . .p. 2
Please read the manual before using the equipment!
MODE D’EMPLOI . . . . . . . . . . . . . . . .p. 20
Veuillez lire cette notice avant d’utiliser le système!
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 2 (Schwarz/Black Auszug) Table of Contents Page 1 Safety and Environment...............................................................................................................3 1.1 Symbols Used .......................................................................................................................3 1.2 Safety Instructions ......................................................................................
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↯ Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 3 (Schwarz/Black Auszug) ! 1 Safety and Environment The lightning flash with arrowpoint in an equilateral triangle means that there are 1.1 Symbols Used dangerous voltages present within the unit. The exclamation point in an equilateral triangle on the equipment indicates that it is necessary for the user to refer to the User Manual. In the User Manual, this ! symbol marks instructions that the user must follow to ensure
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 4 (Schwarz/Black Auszug) 2 Description 2.1 Introduction Thank you for purchasing an AKG product. This Manual contains important instructions for setting up and operating your equipment. Please take a few minutes to read the instruc- tions below carefully before operating the equipment. Please keep the Manual for fu- ture reference. Have fun and impress your audience! 2.2 Packing List • PERCEPTION 820 TUBE microphone • Remote Cont
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 5 (Schwarz/Black Auszug) 2 Description 2.5.1 Front Panel Fig. 1: Controls on the Remote Control Unit D C B A front panel. A POWER LED: This blue LED is lit to indicate that power to the Remote Control Unit is ON. Refer to fig. 1. B Polar pattern selector: This rotary switch lets you select the microphone’s polar pat- tern from omnidirectional (fully CCW) to cardioid (center) to figure eight (fully CW). Be- tween these settings,
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 6 (Schwarz/Black Auszug) 2 Description Refer to fig. 2 on page 5. J GROUND LIFT: This pushbutton switch allows you to remove hum caused by ground loops. To open the chassis ground connection, press the GROUND LIFT button OUT (“LIFT” po- sition). To restore the chassis ground connection, press the GROUND LIFT button IN (“GROUND” position). 6 PERCEPTION 820 TUBE
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 7 (Schwarz/Black Auszug) 3 Setting Up • To avoid damage or electric shock, mount the microphone on a suitable stand 3.1 Important Note and make all audio connections before connecting the Remote Control Unit to ! power. 3.2 Connecting B D the Microphone A C Fig. 3: Connecting the micro- phone to the Remote Control Unit and mixer. 1. Use the supplied audio/control cable (A) to connect the microphone output to the INPUT Refer to
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 8 (Schwarz/Black Auszug) 3 Setting Up five minutes before starting to record. This will allow the tube inside the microphone to heat up properly, 3.5 Powering Down 1. Set the power switch on the Remote Control Unit rear panel to “0”. The front panel POWER LED will go out. 2. Wait for five minutes to allow the tube to cool down to room temperature before mov- ing the microphone. A hot tube will be more susceptible to mechanical d
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 9 (Schwarz/Black Auszug) 4 Using the Microphone Using vacuum-tube electronics and a large-diaphragm transducer, the PERCEPTION 820 4.1 Introduction TUBE is suited for a wide range of applications. It will add the typical warmth and richness tube microphones are famous for to female and male voices as well as many instruments. The following sections contain general hints on using the microphone and suggestions on how to place the
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 10 (Schwarz/Black Auszug) 4 Using the Microphone 4.3 Selecting Each of the PERCEPTION 820 TUBE’s selectable polar patterns is virtually frequency inde- Polar Patterns pendent so that reflected sound, too will be reproduced accurately and uncolored. • Omnidirectional (left-hand setting): This is the preferred setting for “all around the mic” recording, high quality ambience (audience sound) miking, or far-field recording in except
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 11 (Schwarz/Black Auszug) 4 Using the Microphone • In rooms with good acoustics, a pair of PERCEPTION 820 TUBEs will often do the trick. - Set each microphone to B T A S cardioid ( ). - Use an optional H 50 stereo bar to mount the two mi- crophones on a stand. • Place the stereo pair about 10 feet (3 m) in front of the 60° 60° choir, about 8 feet (2.4 m) above the ground. - Aim the stereo pair at the H 50 center of the choir. Fi
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 12 (Schwarz/Black Auszug) 4 Using the Microphone 4.4.4 Electric Guitar/Bass Electric guitar: • Position the microphone 1 to 6 inches (2.5 to 15 cm) in front of the speaker, aiming at a point just off the speaker diaphragm center. • Use the bass cut and preattenu- ation pad. • You may want to use an addi- tional distant microphone to cap- ture the sound of the speaker cabinet as it interacts with the room. Fig. 10: Electric guita
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 13 (Schwarz/Black Auszug) 4 Using the Microphone Double bass: 4.4.6 Double Bass, Cello • Align the microphone with one of the f holes from a distance of about 16 inches (40 cm). • If you need to record the double bass together with an ensem- ble, place the microphone closer to the instrument and set the polar pattern to hypercar- dioid (turn the polar pattern se- lector one notch CW from cardioid ( )) to prevent leak- age from ot
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 14 (Schwarz/Black Auszug) 4 Using the Microphone 4.4.9 Clarinet • Point the microphone at the low- est key. • To minimize key noise, place the microphone a little ways to the side of the instrument. Fig. 15: Clarinet. 4.4.10 Tenor and • Aim the microphone at the mid- a Soprano Saxophones dle of the instrument from a dis- tance of about 2 to 3 1/2 feet (50 cm to 1 m). b Fig. 16: Tenor saxophone (a), soprano saxophone (b). 4.4.11
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 15 (Schwarz/Black Auszug) 4 Using the Microphone Upright piano: • Use the same technique as for the grand. • Open the lid and let the micro- phones “peek into the instru- ment” from above. Fig. 18: upright piano. Overhead miking: 4.4.12 Drums Refer to fig. 19. • Place two PERCEPTION 820 TUBEs about 31 inches to 4 feet (80 to 120 cm) above the drummer's head. • Set each microphone to car- dioid ( ) or omnidirectional ( ) mode. •
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↯ Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 16 (Schwarz/Black Auszug) 5 Cleaning Important! • To avoid electric shock, make sure to disconnect the Remote Control Unit from power before cleaning the microphone or the Remote Control Unit. ! 1. Disconnect the power cord from the Remote control Unit. 2. To clean the surfaces of the microphone body and Remote Control Unit, use a soft cloth moistened with water. 6 Troubleshooting 6.1 Replacing Fuses • Dangerous voltages may
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 17 (Schwarz/Black Auszug) 6 Troubleshooting 6.2 Solving Problems Problem Possible Cause Remedy No sound. 1. Power to mixer and/or recording 1. Switch power to mixer and/or device is off. recording device on. 2. Channel or master fader on mixer 2. Set channel or master fader on or recording device is at zero. mixer or recording device to de- sired level. 3. Microphone is not connected to 3. Connect microphone to mixer or mixer or
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 18 (Schwarz/Black Auszug) 7 Specifications 7.1 Microphone Type: 1-inch dual-diaphragm, true condenser pressure- gradient microphone Polar patterns: omnidirectional, cardioid, figure eight plus six intermediate patterns (selectable on Remote Control Unit) Open-circuit sensitivity at 1kHz (cardioid): 20 mV/Pa (-34 dBV ±3 dB) Frequency range: 20 Hz to 20 kHz (see frequency response graphs) Impedance: ≤ 200 ohms Recommended load i
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 19 (Schwarz/Black Auszug) 7 Specifications Frequency Response Polar Diagram Omni- directional Cardioid Figure Eight PERCEPTION 820 TUBE 19
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Perception_820_Manual_final4_C030818 02/05/2009 11:26 Seite 20 (Schwarz/Black Auszug) Sommaire Page 1 Sécurité et environnement ........................................................................................................21 1.1 Symboles utilisés.................................................................................................................21 1.2 Consignes de sécurité................................................................................................
