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USER GUIDE
SPC-25 Condenser Microphone
UNPACKING, INSPECTION, STORAGE AND TRANSPORT
Your SPC-25 microphone was carefully packed at the factory in a carrying case designed to protect the unit during shipping. Please
examine your microphone before using and retain the external shipping package for reuse should you ever need to return your micro-
phone for servicing. A foam padded plastic carrying case is provided for safe, convenient transport and storage.
STANDARD ITEMS SUPPLIED
OPTIONAL ACCESSORIES
• SPC-25 microphone
• Microphone clip
• User Guide
• Warranty card
• Foam padded plastic carrying case
• (1x) AA battery
FEATURES
Congratulations on purchasing the Nady SPC-25 Condenser Microphone. The SPC-25 is designed for the most critical live sound and
recording applications and is ideal for handheld vocal and mid-high frequency instrument miking.
To take full advantage of the superb features of the SPC-25, and to enjoy
long and trouble-free use, please read this User’s Guide carefully.
• Unique 2-layer ballscreen “pop” filter for elimination of breath
noises
• Pressure gradient back electret condenser and transformerless
FET circuitry for ultra transparency and enhanced transient
response
• Lockable noise-free audio ON/OFF switch
• Supercardioid polar pattern for maximum feedback rejection
• Rugged die-cast body, hardened steel mesh
• Superior internal shockmounting to eliminate handling noise
• Lightweight, rugged and durable
• Operates on a single internal AA battery with no phantom power
required
• Foam windscreen
• XC-10 — 10’ XLR to XLR mic cable
• XC-20 — 20’ XLR to XLR mic cable
• XC-25 — 25’ XLR to XLR mic cable
• XC-50 — 50’ XLR to XLR mic cable
USING YOUR SPC-25
Depending on the application, the SPC-25 can either be handheld
or mounted on a microphone stand with a standard mic clip.
Be aware of the proximity effect (an increase in bass response)
when the mic is placed close to the mouth or instrument. This may
or may not be desirable. Experimenting with the position of the
mic with respect to the audio source will ensure the optimum
results you are seeking in any given application. Also, never place
your hand over the balIscreen of the mic during use, as this can
degrade the performance.
If the microphone is placed too near a speaker, an unpleasant
howling effect (acoustic feedback) may occur. Although all
microphones are prone to feedback to some extent, those with a
unidirectional polar pattern (such as the SPC-25) are specially
designed to accept only signals from the audio source directly in
front of the mic cartridge. Thus, the cardioid pattern of the SPC-25
ensures that it will deliver only the desired audio in front of the
mic, rejecting the unwanted audio from the rear, even in noisy
ambient conditions with high sound pressure levels from the PA
and monitor speakers. This means that feedback will be greatly
minimized with the SPC-25 in all live performance miking
applications.
Some useful ways in which to totally eliminate annoying feedback
include: experimenting with mic positions with respect to the
speakers, decreasing speaker volume (whenever possible), and
adjusting the equalization of the mic audio with the mixer.