www.castlegroup.co.uk
dBAir Sound Level Meter
Operating Manual
Castle Group Ltd
Salter Road
Scarborough
North Yorkshire
YO11 3UZ, UK
Copyright © Castle Group Ltd 2017
All rights reserved. No part of this publication may be reproduced, stored in a
retrieval system or transmitted, in any form or by any means, electronic, mechanical,
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Rev B
HB/141/030/EL
Summary of Contents for dBAir
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