Oktava MK-012 User manual

OPERATION MANUAL
PROFESSIONAL MICROPHONE
Мк-012

3
CONTENT
4
5
6
SAFETY INFORMATION
7
8
10
11
12
14
delivery INCLUDES
ABOUT factory
SETUP
installation
OPERATION AND STORAGE
trouble and countermeasure
15
MANUFACTURER WARRANTy
technical data
overview

4
ABOUT
factory
The Public Joint Stock Company Oktava is the leading Russian
manufacturer of studio microphones, telephone and microphone
capsules, headsets and hearing aids. The company has long-term
experience and has taken a leading position in the field of
development and manufacturing of acoustic equipment in Russia.
Being established at the dawn of development of broadcast
networks in 1927 in the city of Tula, Oktava became an iconic brand
known throughout the world. Gagarin said his famous “Let's go!” in
the Oktava microphone. The products are popular all over the world,
and even such masters as U2, Sting, Iron Maiden and Radiohead use
Oktava microphone products in their work.

5
SAFETY
INFORMATION
Before using the microphone, carefully read the operation manual.
Keep the manual in a safe place, accessible for all users.
Always handover the operation manual to third parties together
with the microphone.
Use the microphone only for its intended purpose in accordance
with this manual.
The liquid can get into the microphone, cause a short circuit
in the electronic components or damage the mechanical components.
Clean the microphone only with a soft, slightly moistened cloth.
Solvents or cleaning agents may damage the surface or enter
the product.
Do not expose the microphone to extremely low and extremely high
temperatures.
Do not open the microphone body by yourself. The warranty does
not apply to microphones, opened by customers themselves.

6
overview
FEATURES
APPLICATION
The МК-012 is a condenser microphone with interchangeable
capsules, small-sized condenser microphones, designed for
professional studio recordings.
modular design in the form of a microphone preamplifier and a capsule;
attenuator is used to work with high levels of sound pressure;
low level of self-noise and high level of maximum sound pressure;
made in Russia.
speech/vocal;
electric guitar;
acoustic guitar;
percussion instruments;
wind instruments;
professional recording studios;
home recording studios.

7
Delivery INCLUDES
1. Capsule with cardioid polar pattern.
2. Capsule with omni polar pattern.
3. Capsule with hypercardioid polar pattern.
4. Preamplifier.
5. -10 dB attenuator.
6. Microphone clip.
7. Packing.
8. Operation manual.

8
SETUP
MICROPHONE INSTALLATION INTO CLIP
1. Screw the microphone clip onto robust, stable stand (Fig. 1).
2. Draw the clip clamps apart and insert the microphone (Fig. 2).
3. In order to rotate the microphone, use the screw on the clip (Fig. 3).
Fig. 2 Fig. 3Fig. 1
MICROPHONE INSTALLATION INTO SHOCK MOUNT
1. Screw the microphone shock mount AM-20 (Oktava) onto
robust, stable stand (Fig. 4).
2. Insert the microphone on the side of the shock mount inner ring
(Fig. 5).
3. In order to rotate the microphone, use the nut and the wing
screw (Fig. 6).

MICROPHONE CONNECTION
Fig. 4 Fig. 5 Fig. 6
9
CAUTION! UNSUITABLE POWER SUPPLY MAY RESULT IN DAMAGE
TO THE PRODUCT!
1. Connect the microphone only to microphone inputs or power supply
units that provide 48 V phantom power according to IEC 61938.
2. Connect the microphone to the XLR-3 socket of the mixing console,
microphone amplifier or power supply unit with the XLR-3 microphone
cable (Fig. 7).
Fig. 7

10
installation
1. Install the microphone on the stand with a microphone clip
or shock mount.
2. Connect the microphone to the equipment using a microphone
cable.
3. Point the microphone toward the sound source.
4. In order to suppress external noise, make sure that there
are no sources of parasitic noise in the microphone active zone
(for example, computer fans).
5. In order to extend the life of the microphone, it is recommended
to use a pop screen when working with vocalists (Fig. 8).
Fig. 8

OPERATION
AND STORAGE
11
The microphone is designed for application in enclosed spaces at an
ambient temperature of -10 °C to 35 °C and a relative humidity of
93% at an temperature 25 °C.
Do not subject the microphone to sudden shocks or impacts.
Do not allow water to enter the microphone.
Do not use organic solvents (gasoline, dichloroethane, alcohol, etc.)
to clean the microphone.
Do not use or store the microphone in rooms containing acidic or other
aggressive impurities in the air.
Store the microphone in a dry, clean and dust-free room at room
temperature, using the packing included in the package.

12
technical data
Frequency range
Diameter
Sensitivity at 1000 Hz
Polar patterns
Acoustic principle
Impedance
Equivalent sound pressure level
due to self-noise
20 Hz - 20 000 Hz
10 mV/Pa
18 dBA
150 Ohm
24 mm
Power requirements 3.5 mA
Length 115 mm
Weight 110 g
Pressure gradient receiver
Maximum sound pressure level 140 dB
Omni, cardioid, hypercardioid
Transducer type Pressure receiver (omni).
Pressure gradient receiver
(cardioid, hypercardioid)

13
AP «omni»
AP «cardioid»
AP «hypercardioid»
FREQUENCY RESPONSE
Hz
180°90°0°
dB
180°90°0°
dB
Hz
Hz
180°90°0°
dB

14
trouble and
countermeasure
Microphone
does not work
Sound
distortions
Dull sound
The power supply unit
or mixing console is not
connected to the mains.
The microphone is not
connected to the power
supply unit or the power
supply unit is not
connected to the mixing
console.
The input sensitivity or
preamplification of the
subsequent amplifier
is incorrectly adjusted.
Transmission of the body
noise.
The polar pattern is not
taken into account.
Decrease the input sensitivity
or preamplification of the
subsequent amplifier
in such a way that there
is enough modulation
reserve.
The mixing console or
the power supply unit
is not turned on.
Check the connection
to the mains.
Check that the cables are
correctly connected from
the microphone to the power
supply unit and from the
power supply unit to the
mixing console (see page 9).
Check the corresponding
buttons of the mixing
console and power supply
unit.
Use a suitable shock mount
(page 9).
Check that the microphone
is installed correctly.
The microphone must be
pointed at the sound source.
Condition Causes Corrective action

Oktava PJSC
Russia, 300000,
Tula, Kaminsky str., 24
E-mail: [email protected]
en.oktavatula.ru
15
MANUFACTURER
WARRANTy
The manufacturer guarantees compliance of the microphone
technical characteristics, if the user observes the conditions
and rules of operation and storage specified in this manual.
The warranty — 24 months from the date of sale.
The manufacturer guarantees a free replacement or repair of a
microphone during the warranty period, if it does not comply with
the requirements of this manual through the manufacturer’s fault.
No claim for a microphone will be accepted without certificate of sale.
Please, dispose of the microphone at the local collection point for
recyclable materials or at the recycling center after the end of its
service life.

NOTES

Manufactured and approved
ACCEPTANCE CERTIFICATE
unit type
serial number
unit type
serial number
Chief controller
printed name
printed name
year, month, day
personal signature
CERTIFICATE OF SALE
THE GUARANTEE CONDITIONS ARE ACKNOWLEDGED
AND ACCEPTED
printed name
year, month, day
signature of seller
dealer
signature of buyer
L.S.
L.S.

WARRANTY CARD
For warranty service (repair) No. 1
product serial number
Professional microphone MK-012
No.
date of receipt for repair
signature
full name of a person responsible for repairs
WARRANTY CARD
For warranty service (repair) No. 2
product serial number
Professional microphone MK-012
No.
date of receipt for repair
signature
full name of a person responsible for repairs
L.S.
L.S.

WARRANTY CARD
For warranty service (repair) No. 1
Professional microphone MK-012
reason for repair
seller
product serial numbe
No.
date of receipt for repair
signature of sellerL.S.

information on performed repairs
address of owner
full name and signature of owner
of repair organization
L.S.
signature, printed name