2StudioProjectswww.studioprojects.com3
INSTRUCTIONBOOKCONTENTSA distance of six to twelve inches is acceptable. It is common to see stage performers sing-
ing directly into the grill of a handheld unit, but these are generally dynamic microphones,
What is Studio Projects.....................................................................................................2which are much more robust and employ an entirely different operating principle - which is
Guidelines For Proper Care/Use.......................................................................................2not nearly so susceptible to moisture. Additionally, large diameter capacitor microphones are
Electrical Features.............................................................................................................3
Operation...................................................................................................................4quite sensitive. It is not necessary to get right up on the grill. Doing so may in fact result in
artifacts such as sibilance and popping. For reference, it may be of help to look up a picture
Troubleshooting Tips..........................................................................................................5of Frank Sinatra or Billie Holiday to observe how these legends placed themselves in relation
Origins and manufacture...................................................................................................5
Applications.....................................................................................................................5to their microphones.
B1..................................................................................................................................6
B3......................................................................................................................................7 A pop filter is a device, used as an additional layer of protection between vocalist and
TB1..................................................................................................................................8microphone. Ideally suited for this purpose is the Studio Projects part# SP-MPF. Additional
benefits of the use of a pop filter are the reduction of plosives and sibilance. Studio Projects
WHATISSTUDIOPROJECTS?recommends the use of a pop filter for all vocal work where vocalist and microphone are in
close proximity.
Based in Gardena, California, Studio Projects is a line of microphones and electronics started
in 1999 by PMI Audio Group founder, Alan Hyatt. Our line of award winning microphones Provided with all Studio Projects microphones is a zipper pouch or hard shell case. When
not in use, storing the microphones in these provided accessories will help to protect them
and preamps is a result of a partnership between PMI Audio and Beijing 797 Audio Co. LTD., from moisture, dust, scratches and dents, or if you invest in the Studio Projects Pop Filter, a
a manufacturer of condenser microphones and professional audio products since 1952.
moisture-proof cover is included to place over the mic and filter at the end of the session.
Within the line, there is a broad and evolving range of tools designed to provide the engineer and
A foam windscreen is included with each microphone for use in conditions where wind may
recordist with a level of sonic quality and durability. Studio Projects continues to prove these goals are interfere with sound pickup. To use, simply slide windscreen over microphone grill. Verify that
not mutually exclusive. It is possible to offer great sounding equipment for those with a modest budget.
microphone is properly oriented towards sound source, as it is harder to see which way the
mic is facing once the windscreen is in place.
If you have any questions or issues at any time, please feel free to contact us by phone or email,
or log on to our web forum at http://www.pmiaudio.com/forums/.
In the event of the microphone exhibiting loss of signal and or rumbling noise, place it in a
GUIDELINESFORPROPERCARE/USEwarm, low humidity environment, such as the middle of the Sahara desert at high noon,(bring
lots of water) or several inches beneath an incandescent light bulb. This will help to remove
any moisture. If problems persist, please contact Studio Projects directly using the contact
Large capsule capacitor mics such as the Studio Projects B-series, are built to handle a fairly
substantial degree of abuse. However, one should always consider their investment and treat information found in this manual.
these mics with delicacy. The capsule itself is by far the most easily damaged component
within the microphone. The biggest threat to a capsule is moisture and high humidity. A cap-ELECTRICALFEATURES
sule corrupted by moisture, will lose sensitivity and exhibit a rumbling sound. This is due to the
water molecules condensing within the very small gap between the diaphragm and backplate. The B1 and B3 require +48-volt phantom power to operate. Verify that your gain device (pre-
When this occurs, the two plates cannot properly maintain their electrical charge. The result amp, mixing console, etc.) provides this feature. Both microphones are solid state devices with
is that the microphone may become unusable and require repair. Since it is a lot more fun to externally polarized transducers, FET impedance conversion circuitry and active outputs. Their
make recordings than to send your mic to us for servicing, please consider the following:individual circuit topologies provide low noise and high sound pressure handling capabilities.
Improper vocal recording technique is the primary cause of moisture-related capsule failure. The TB1 employs a separate power supply, which provides power to the microphone. The
Breathing on the transducer will cause the mylar diaphragm to immediately fog up. If this impedance circuitry is vacuum tube based with externally polarized transducer. The output
occurs repeatedly over time, the capsule will most likely short out. This may seem a bit ironic, is balanced, employing a humbucking transformer. The circuit topology provides very high
since the microphones are intended for vocal use, but with proper care and technique, these sensitivity, low noise and high sound pressure handling capabilities.
problems can be avoided. One easy way to prevent moisture from reaching the capsule is to
put some distance between the vocalist and the microphone.
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ACEC
