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MC-S0O
INSTRUCTIONS MANUAL
The
MC-50
has
been
designed
expressly
for amateur
radio operation as a high-performance microphone, and
will
match
all Trio-Kenwood
Amateur
Equipment.
A
splendid
addition to your shack, the base unit 'Piano
key"' switches provide easy, smooth switching between
transmit and receive. The base is die-cast zinc, providing
the weight necessary to make the MC-50 stay put even
at contest speeds.
SPECIFICATIONS
.
Configuration
Dynamic microphone with
push-to-talk circuit.
Element
Moving coil type, unidirec-
tional.
Impedance
Dual ratings:
Hi-Z 50k ohm
+ 30% (at 1000Hz)
Lo-Z 600 ohm + 30%
(at 1000Hz)
Selectable: Connector "'A"'
switching
Sensitivity
—56dB + 3dB/50 k ohm
—76dB + 3dB/600 ohm
(OdB=1V/ybar, 1000Hz)
Frequency response
150Hz to 10KHz (—6dB)
Recommended Operation
Distance to mic.:
10CM (4'') Minimum Distance
OPERATION
The
''Piano
key'' switches
provide
flexibility in send-
receive switching. There
are two keys; one for push-to-
talk, and the other for Lock Key function. To lock the
transmitter ON, press the Lock key. Pressing again re-
turns the system to receive.
INSTALLATION
Impedance Selection.
The microphone mounted male connector A is imprinted
with a RED H (Hi-Z) and a BLACK L (Lo-Z).
For Hand Held operation, align the Coil Cord connector
B' with the appropriate H or L marker.
Use the Slide
Switch for P.T.T. operation.
For Base mounted
operation, align connector
A' RED
marker with the appropriate H or L marker. When Base-
mounted,
the
Microphone
Slide
P.T.T.
Switch
is in-
operative-use
the Key Switches.
Join the Coil Cord 5 pin female connector B' to the Base
5 pin male connector B so the RED markers align.
Connect the Coil Cord 4 pin female connector to your
transceiver.
A product of
TRIO-KENWOOD
CORPORATION
6-17.
3-chome.
Aobada:.
Meguro-ku.
Tokyo
153.
Japan
Distributed
by
TRIO-KENWOOD
COMMUNICATIONS,
INC.
1111.West
Walnut
Street. Compton. California, 90220, U.S
Q@KENWOOD
HAM CARDIOID DYNAMIC MICROPHONE
P.T.T. Slide Switch
(For Hand-Held
Operation)
Microphone
Connector A
Connector
A'
Base
Pete
Connector
B
Switch
Connector
B' Ss
Microphone
Brown
SOK 2 Yel
Base Unit
Inner conductor
o=—
Red mark
Coil Cord
Inner conductor
seca
Audio output
Shield
no
connector
Red mark
Connector
B'
=
Coil cord
Relay
circuit
Schematic and Connections
Distributed by
TRIO-KENWOOD(AUSTRALIA)PTY.
LTD.
30 Whiting Street, Artarmon,
Sydney
N S W
Australia
2064
TRIO-KENWOOD
COMMUNICATIONS,
GmbH
D-6374
Steinbach
TS
Industriestrasse.
BA
West
Germany
©8487 PRINTED
IN JAPAN B50-1280-10
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