C 420
Bedienungshinweise. . . . . . . S. 2
User Instructions . . . . . . . . . p. 12
Mode d’emploi . . . . . . . . . . . p. 22
Istruzioni d’uso. . . . . . . . . . . p. 32
Modo de empleo . . . . . . . . . p. 42
Instruções de uso . . . . . . . . p. 52
Bitte vor Inbetriebnahme des Gerätes lesen!
Please read the manual before using the equipment!
Veuillez lire cette notice avant d’utiliser le système!
Prima di utilizzare l’apparecchio, leggere il manuale!
Antes de utilizar el equipo, lea por favor el manual!
Por favor leia este manual antes de usar o equipamento!
Download from Www.Somanuals.com. All Manuals Search And Download.
1 Description
All C 420 versions are supplied with:
W 44 foam windscreen
1.3 Standard
Accessories
B 18 battery supply 1.4 Optional
N 62 E, N 66 E AC power Accessories for
supplies C 420
MK 9/10 10-m (33-ft.)
connecting cable
1.5 Optional
B 29 battery supply Accessories for
MPA II phantom power adapter C 420 L,
C 420 B/lock
2 Interfacing
The C 420 is a condenser microphone and there-
fore needs a power supply.
1. Connect the phantom power adapter on the 2.1 C 420
microphone cable to a balanced XLR micro-
phone input with phantom power.
2. Switch the phantom power on. (Refer to the
instruction manual of the unit to which you
connected your C 420.)
3. If your mixer provides no phantom power,
connect an AKG phantom power supply
(N 62 E, N 66 E, B 18) between the microphone
and the mixer.
You may connect AKG phantom power sup-
plies to balanced or unbalanced inputs.
Download from Www.Somanuals.com. All Manuals Search And Download.
13
2 Interfacing
2.2 C 420 L 1. Plug the mini XLR connector on the micro-
phone cable all the way into one of the two mini
XLR sockets on the B 29, the mini XLR socket
on the connecting cable of the MPA II, or the
input socket on the bodypack transmitter.
The connector will lock automatically.
2. Connect the B 29 or MPA II to the desired
input.
2.3 C 420 B/lock This version is identical to the C 420 L except that
it uses a screw-in mini jack plug that you can
connect directly to the old versions of the B 29,
MPA II, or AKG bodypack transmitters. (Refer to
the instruction manual of the unit you are using.)
2.4 B 29 Battery The optional B 29 battery supply allows you to
Supply connect two microphones to a common balanced
or unbalanced input in order to save on mixer
inputs.
2.5 MPA II The optional MPA II phantom power adapter lets
Phantom Power you connect the C 420 to any phantom power
Adapter source or XLR input with 9 to 52 V phantom power.
2.6 External For phantom powering the C 420 L and C 420
Phantom Power B/lock with MPA II we recommend the optional
Supplies N 62 E or N 66 E AC power supply or the B 18 bat-
tery supply (also optional) from AKG.
Important! Using any power supply other than those
recommended by AKG may damage your
microphone and will void the warranty.
Download from Www.Somanuals.com. All Manuals Search And Download.
14
2 Interfacing
To connect to a balanced (XLR) input, use a 2.7 Connecting
standard XLR cable.
Cables
To connect to an unbalanced input (mono jack),
use a cable with a female XLR connector and
TS jack plug (see fig. 1 below):
1. On the XLR connector, use a wire bridge to
connect pin 1 to pin 3 and the cable shield.
2. Connect the inside wire of the cable to pin 2 on
the XLR connector and the tip contact of the
jack plug.
Fig. 1: Connecting cable for unbalanced micro-
phone inputs.
Download from Www.Somanuals.com. All Manuals Search And Download.
15
3 Operating Notes
3.1 Putting the 1. Adjust the temple pieces so that the behind-
Microphone on
the-neck headband will rest securely against
your head.
Fig. 2: Adjusting the temple pieces.
2. Put the behind-the-neck headband on as
shown in figs. 3 through 5.
Fig. 3: Behind-the-
neck headband.
Fig. 4
Fig. 5
Download from Www.Somanuals.com. All Manuals Search And Download.
16
3 Operating Notes
Readjusting the
Temple Pieces:
Fig. 6
Fig. 7
3. If the behind-the-neck headband does not fit
snugly, readjust the temple pieces as shown in
fig. 6. Slide the cable holder so as to slacken
the cable a little (refer to fig. 7).
4. Should the micro-
phone still fit loo-
sely,
bend
the
behind-the-neck
headband slightly
inward referring to
fig. 8.
Fig. 8:
5. Bend the gooseneck so that the microphone Aligning the
will sit to one side in front of the corner of your Microphone:
mouth.
6. Reeve the microphone cable through the three Strain Relief:
slots in the cable clip and clamp the cable clip
on your shirt collar. This takes the pull of the
cable off the microphone and the microphone
will fit your head securely and lightly.
Download from Www.Somanuals.com. All Manuals Search And Download.
17
3 Operating Notes
3.2 Windscreen If (for instance, in outdoor use) excessive wind or
pop noise becomes audible, attach the supplied
windscreen to the microphone.
1. Slide the windscreen onto the microphone
capsule.
2. Pull the windscreen over the outer edge of the
microphone capsule.
4 Specifications
4.1 Microphone
Type:
Pre-polarized condenser microphone
Cardioid
Polar pattern:
Frequency range:
Sensitivity:
20 Hz to 20,000 Hz
5 mV/Pa (-46 dBV re 1 V/Pa)
Electrical Impedance at 1000 Hz: 200 Ω
Recommended load impedance:
Max. SPL for 1% / 3% THD:
Equivalent noise level:
>2000 Ω
126 dB / 130 dB
33 dB (to DIN 45412)
Supply voltage:
C 420:
C 420 L:
9 to 52 V universal phantom power
9 V battery supply through B 29 or body-
pack transmitter, or 9 to 52 V universal
phantom power through MPA II adapter
9 V battery supply through B 29 or 9 to
52 V universal phantom power through
MPA II adapter
C 420 B/lock:
Current consumption:
Connector:
Finish:
Approx. 2 mA
3-pin male XLR
Matte black
Size:
130 mm (5.2 in.) in dia.
3 m (10 ft.)
Cable length:
Net weight:
30 g (1.1 oz.) exc. of connector
Download from Www.Somanuals.com. All Manuals Search And Download.
18
4 Specifications
When connected to equipment with a CE sign, this 4.2 Declaration
product conforms to EN 50 082-1.
of Conformity
4.4 Polar
Diagram
4.3 Frequency Response
5 Cleaning
Clean metal surfaces with (industrial grade)
methylated spirits or alcohol.
Clean the foam windscreen in mild soap suds. You
can use the windscreen again as soon as it has
dried.
Download from Www.Somanuals.com. All Manuals Search And Download.
19
6 Troubleshooting
Problem
Possible Cause
Remedy
1. Microphone does No supply voltage.
C 420: Check phan-
tom power source.
C 420 B/lock: Check
batteries in the
not work:
B 29 or PT 300.
C 420 L: Check bat-
teries in the body-
pack transmitter.
2. Headset does not Headband is not ad- Adjust headband
fit securely;
microphone arm
wobbles:
justed correctly.
exactly as described in
section 3.1, referring
particularly to fig. 9.
3. Loud pop, wind,
and/or breath
noise:
Microphone sits too
close to mouth or
nose.
Align microphone
sound entry with
corner of mouth and
move microphone just
far enough away from
mouth and nose to
stop breath noise.
4. Microphone
sound becomes
Internal or W 44
external windscreen
1. Clean W 44 wind-
screen with soap
suds.
duller by and by: when soiled
attenuates high fre-
quencies.
2. Refer cleaning of
internal windscreen
to nearest AKG
Service Center.
ATTENTION: Do not
open microphone
case yourself. This
would void the war-
ranty.
Download from Www.Somanuals.com. All Manuals Search And Download.
20
6 Troubleshooting
Problem
Possible Cause
Microphone sits too
Remedy
5. Microphone
sounds “thin”,
Move microphone
far away from mouth closer to corner of
feedback sets in or nose.
at low levels:
mouth.
Download from Www.Somanuals.com. All Manuals Search And Download.
21
Download from Www.Somanuals.com. All Manuals Search And Download.
|