USER GUIDE
HM-45
Uni-Directional Headmic
™
Congratulations on purchasing the Nady HM-45 ultra-small condenser
headset microphone. Optimally designed for singing and speech
applications, the HM-45’s small size and light weight make it
ideal for all hands-free use with minimum visibility.
Perfect for singers/musicians (drummers,
keyboardists), vocal/dance performers, DJs,
television announcers, public speakers,
and aerobics instructors.
Standard Items Supplied
• HM-45headmicwithsmallfoamwindscreen
• Additionalmediumandlargefoamwindscreens
• Userguideandwarranty
Optional Accessories
• XM-10 Mini-XLR to XLR phantom power adaptor
(converts 9-52VDC phantom power to 1.5VDC)
• HM-CC1 Plastic headmic carrying case
Features
• Widebandwidth,uni-directionalelectretcondensermic
ensures clean transparent audio and enhanced vocal pickup
with improved gain before feedback
• Durable,thinmetalframecanbeeasilymoldedtoanyuser
• Ergonomicsingle-eardesignandcomfortabletwithor
without glasses, hats, or headphones (also no hairstyle
hindrance)
• Tinycapsulewithdiameterof5.0mmforlightestweight
and hours of comfortable use
• Threesizesoffoamwindscreenincludedtoreducewind
and popping noise
• Extendableboomfullyadjustable100degreesforoptimum
mic capsule placement
• AvailablewithMini-XLRor3.5mmphonoplugforwired
andwirelessapplications(tsmoststandardwireless
bodypack transmitters)
• Choiceofblackorbeige
• Lowvoltagephantompowerrequired(1.5-6VDC)
Use and Care
Theheadset’sarch-shapedearrestisplacedoverwhichever
earyouchoose.Thetipofthesupportingarchesrestsbehind
theear,providingthenecessarystabilityduringuse.Themic
boom descends from the ear and should be placed close to
the mouth in a favorable audio position. Bend the boom and
headsetslightlyforoptimalt.
ConnecttheMini-XLRor3.5mmphonoplugofthe
microphonecabletotheinputjackofthebodypack
transmitterorpowersupplyadaptor.Whenusingapower
supply adaptor, connect it to the microphone input of an audio
preamp that provides phantom power.
TheHM-45assemblyhasbeenmoisture-proofedtoguard
againstdeteriorationduringuse.Afteruseinahighmoisture
application such as aerobics or a stage performance, remove
the foam screen, wipe the headset with a dry soft cloth and
permit it to air-dry. Do not store the unit in a closed space
(e.g., a plastic bag) until all moisture has evaporated, and
avoidconditionsofextremelyhighhumidity.Thiswillhelp
maintaintheHM-45’sexcellentperformance.Whilethe
HM-45 is not unusually sensitive to the outside environment,
extremesintemperaturecanbeharmful.Avoidleavingthe
microphone in direct sunlight for long periods of time.
Frequency Pattern
and Polar Response
20 50 100
500
-20
-10
0
+20
+10
k01 k1 20k
Frequency in Hz
Relative Response in dB
6701ShellmoundStreet
|
Emeryville,CAUSA94608
T510.652.2411
|
F510.652.5075
|
www.nady.com
Service Information
In the U.S. Ifyouareexperiencingoperationalproblemswithyoursystem,pleaserefertotheSupportpageatwww.nady.comfor
assistance.Shouldyourwirelesssystemrequireservice,pleasecontacttheNadyServiceDepartmentat(510)652-2411toobtaina
ReturnAuthorization(R/A)Numberandservicequote(ifoutofwarranty).MakesuretheR/ANumberisclearlymarkedontheoutside
of the package that you are returning.
If your unit is out of warranty, please enclose a cashier’s check or money order (or pay by credit card) per instructions by the Nady
ServiceDepartment.Shipyourunitprepaidto:NadySystems,ServiceDepartment,6701ShellmoundStreet,Emeryville,CA94608.
Includeabriefdescriptionoftheproblemyouareexperiencing.Forserviceofaunitunderwarranty,pleasefollowtheinstructionsin
the following section.
Outside the U.S. ForserviceorwarrantymatterspleasecontacttheNadydistributorinyourcountrythroughthedealer/store
from which you purchased this product.
Do not attempt to service this unit yourself as it will void the warranty.
One Year Warranty
NadySystems,Inc.warrantstotheoriginalconsumerpurchaser(U.S.A.only)thatyourunitisfreefromanydefectsinmaterial
or workmanship for a period of one year from the date of purchase. If any such defect is discovered within the warranty period,
NadySystems,Inc.willrepairorreplacetheunitfreeofcharge,subjecttovericationofthedefectormalfunctionupondelivery
orshippingprepaidtoNadySystems.
Important:Pleasedonotreturnourproducttothestorewhereitwaspurchased.NadySystems,Inc.acceptstheresponsibility
ofkeepingyouasatisedcustomer.Thiswarrantydoesnotapplytodefectsorphysicaldamageresultingfromabuse,neglect,
accident,improperrepair,alteration,orunreasonableuseoftheunitresultinginbrokenparts,orunitsdamagedbyexcessive
heat.ThiswarrantydoesnotcovernishorappearanceitemsnoritemsdamagedinshipmentenroutetoNadySystemsInc.
for repair. You must include proof of date and place of purchase (i.e. photocopy of your bill of sale) or we cannot be responsible
forrepairsorreplacement.Iffactoryserviceisrequired,youmustcontactourServiceDepartmentat510/652-2411forareturn
authorization(RA)number.MakesuretheRAnumberisclearlymarkedontheoutsideofthepackage.
NadySystems,Inc.willnotrepairnorbeheldresponsibleforanyunitssentwithoutproperidenticationandreturnaddressor
RAnumberclearlymarkedonthepackage.
Forservice,shipunitsprepaidto:NadySystems,Inc.,ServiceDepartment,6701ShellmoundSt.,Emeryville,CA94608.
Specifications
Element Back electret condenser
Polar Pattern Uni-directional
Frequency Response 20Hz~20KHz
Sensitivity -42±3dB
Output Impedance 1KO±5%
SPL Max 130dB
Power Supply 1.5-10VD.C.
Cable 1.5mm
Wiring GND=Pin1,Hot(+)=Pin3➡ 2KΩ ➡ Pin 2
Weight 1.65oz.(23g)
Mic Dimension .197”(5mm)
Output Connector 3-pinminiXLRconnector
Specifications subject to change at any time without prior notice for purposes of product improvement
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