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CMIT 5 U

Interference Tube “Shotgun” Microphone

User Guide

Table of Contents

page

Features / accessories

Applications

Filters

Starting up

Phantom powering

Hints on avoiding interference

Troubleshooting

Care and maintenance

Technical specifications

Block diagram

Warranty

Содержание CMIT 5 U

Страница 1: ...Guide Table of Contents page Features accessories 15 Applications 17 Filters 18 Starting up 19 Phantom powering 20 Hints on avoiding interference 21 Troubleshooting 22 Care and maintenance 24 Technica...

Страница 2: ...lobe shaped polar pattern The CMIT 5 U stands out for its interference tube which takes effect at a relatively low frequency without the pickup pattern becoming too narrow at high fre quencies its exc...

Страница 3: ...ammer must be ordered sepa rately Further a microphone with a figure 8 direc tional pattern is needed the CCM 8Lg Connbox WSR MS CMIT LU basket type wind screen WSR DMS CMIT LU basket type windscreen...

Страница 4: ...ligibility The SCHOEPS CMIT 5 U offers a built in switchable high frequency boost of this kind 2 2 The polar patterns of shotgun micro phones often have multiple narrow lobes of sensitivity These can...

Страница 5: ...noise The filter below 300 Hz 6 dB oct is a gentle roll off that compensates for proximity effects elevation of low frequencies by directional microphones in near field use They also pro tect against...

Страница 6: ...for example Filters cut out high frequencies picked up by the cable e g from mobile phones The microphone amplifier of the CMIT 5 U has a transformerless class AB output stage without condensers This...

Страница 7: ...tom power available but only an unbalanced input probably even unpowered If the latter is the case a standalone P48 supply with balanced in ouputs should be used before this input If the input has got...

Страница 8: ...interference such as monitors digital equipment computers RF emitters mobile phones and other per sonal communication devices that emit radio frequency energy power transformers power lines SCR dimmer...

Страница 9: ...does not become another way for vibrations to reach the microphone Unlike a windscreen a shock mount will not affect the characteristics of a microphone In many kinds of work it is well justified to...

Страница 10: ...too high and avoiding noise on the other sensitivity too low Ideally a mixer or preamp should not add any noise of its own to a microphone s signals but a dB or two of hiss is better than gross distor...

Страница 11: ...noises can result from the condensation of moisture In this event the microphone should be given between 30 and 60 minutes to warm up and will then generally perform flawlessly If this treatment does...

Страница 12: ...4 V phantom Current consumption 4 4 mA Maximum output voltage 1 3 V at 1 kHz 1 kOhms Output impedance 50 Ohms Recommended load impedance 600 Ohms or greater Dimensions Length 251 mm Diameter 21 mm Wei...

Страница 13: ...en the permitted tolerances this current should be between 5 9 and 8 5 mA DC for P48 Note Well designed phantom power supplies must tolerate at least a temporary short circuit without damage an unbala...

Страница 14: ...tomer in Germany or to our representative if you are a customer outside Germany Prior to sending your defective product for repair please contact your local dealer or dis tributor for instructions In...

Страница 15: ...n Not responsible for errors or omissions Subject to change without notice 131202 Technik Schall SCHOEPS GmbH Spitalstr 20 D 76227 Karlsruhe Durlach Germany Tel 49 0 721 943 20 0 Fax 49 0 721 943 2050...