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MK:437 & MK:438 Outdoor Microphone

Page 11

Guarantee

Cirrus Research plc offers a 12 month guarantee on all of their units. This covers
all parts and labour excepting only damage caused by the user. Because of the
unique fragility of microphones, only internal short or open circuits are accepted
as faults and not accident damage. The guarantee requires the user to return the
unit to their nearest authorised Cirrus Research plc Agent. This guarantee is in
addition to any statutory rights in your country.

Cirrus Research Offices

The addresses given below are the Cirrus Research plc offices. Cirrus Research
plc also have approved distributors and agents is many countries worldwide. For
details of your local representative, please contact Cirrus Research plc at the
address below. Contact details for Cirrus Research authorised distributors and
agents are also available from the Internet Web site at the address shown below. 

Main Office

Cirrus Research plc
Acoustic House
Bridlington Road
Hunmanby
North Yorkshire
United Kingdom
YO14 0PH

Telephone:

01723 891655

Fax:

01723 891742

e-mail:

[email protected]

Technical Support

[email protected]

Web Site:

www.cirrusresearch.co.uk

Germany

Cirrus Research Buro Dresden
Schlueterstrasse 29
01277 Dresden
Germany 

Telephone:

(+49) 351 316 0950

Fax:

(+49) 351 316 0949

e-mail:

[email protected]

Website

www.cirrusresearch.de

USA

Cirrus Research
1307-A South Euclid Street
Anaheim
CA 92802
USA

Telephone

714 535 8647

Fax

714 535 8649

Summary of Contents for MK:437

Page 1: ...MK 437 MK 438 Outdoor Microphone MK 437 MK 438 Outdoor Microphone User Manual This manual the software to which it relates the program code and drawings are all Copyright Cirrus Research plc 1989 2001...

Page 2: ...s Research plc No liability is accepted for any inaccuracies or omissions in this manual although due care has been taken to ensure that is it complete and accurate as possible Accessories supplied by...

Page 3: ...Symbols Page 4 MK 43x Variants Page 5 Outdoor Microphone Page 6 Preparing for use Page 7 Assembling the Instrument Page 7 Connecting Cables Page 8 MK 438 Outdoor Microphone System Connections Page 9...

Page 4: ...s shown below Pay attention A caution informs you that improper use of the equipment or failure to follow instructions may cause data loss or may damage the equipment Please read A note is a hint or a...

Page 5: ...eter MK 438 CR 800A Sound Level Meter The MK 43x Outdoor microphone system is usually supplied with an MK 224 Type 1 pre polarized electret capsule or may be specified without a capsule allowing the m...

Page 6: ...MK 437 MK 438 Outdoor Microphone Page 6 Outdoor Microphone...

Page 7: ...from the transit case The unit is secured by two knurled bolts 2 Remove the tripod leg carrier from the mast and unscrew the legs from the carrier 3 Attach the tripod legs to the base unit Ensure tha...

Page 8: ...that all cables and connectors are secure before using the instrument This is particularly important when the instrument is to be used in an outdoor environment The connectors used on the MK 43x are...

Page 9: ...from Cirrus Research plc are suitable for use with the MK 438 Connections The output socket on the MK 438 is an Amphenol 10 Way Bayonet Connector Type 62 GB 12E12 10P Connection to this socket should...

Page 10: ...pecified below Capsule Nominal Output Voltage MK 224 Class 1 50mV Pa MK 226 Class 1 37mV Pa MK 216 Class 2 37mV Pa MK 215 Class 2 37mV Pa For example a 94dB Acoustic Calibrator will generate a Sound P...

Page 11: ...agents is many countries worldwide For details of your local representative please contact Cirrus Research plc at the address below Contact details for Cirrus Research authorised distributors and age...

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