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KMC-10 (SPEAKER MICROPHONE) /
KMC-11 (SPEAKER MICROPHONE WITH STUBBY ANTENNA)
KMC-10
External view
KMC-11
External view
Note : STUBBY ANTENNA are options (KRA-6A/6B/6C).
Note : Before connecting an option to the universal
connector, be sure to turn the radio POWER switch
off because there is a possibility of a short circuit.
93
Specifications
Electrical characteristics
¢
Speaker
Diameter ...............
Impedance ..............
Rated input power
Max. input power...
¢
Microphone
Sensitivity .........0....
Output impedance
—65dB + 4cdB at 1000Hz*
6800+ 30% at 1000Hz*
* > RL 680Q, 4.5V
KSC-4 (RAPID CHARGER)
External view
Specifications
Source voltage ..............-00 04 120V/60Hz (K,M2 type)
220V/50Hz (M type)
Charging current.............000..
Approx. 1.1A (KNB-3)
Approx. 1.6A (KNB-4)
Charge time..................004
Approx. 1~1.3 hours (at 25°C)
Ambient temperature
..............
5°C~40°C (41° F~104°F)
Dimensions (Body only)
............
7.87" (200mm) W x 5.28" (134mm) D x 3.35"'(85mm) H
Weight
..........00.
00.00 eee
3.57 Ibs (1620g) (K,M2 type)
3.86 Ibs (1750g) (M type)
2) Battery Pack Detect Circuit
This circuit detects whether a battery pack is inserted
Circuit description
The KSC-4 is a rapid charger
for the KNB-3A and KNB-
Parts list
* : New parts
Ref. No.| New
Parts No.
Description
Re-
parts
|
marks
* | AQ2-0904-13
| Case (Rectangular plug)
* | AOQ2-0907-08
| Case (Front)
A
* | AQ2-0908-08
Case (Rear)
A
* | A0Q2-0909-08
| Case (Front)
B
* | A0O2-0910-08
Case (Rear)
B
* | BO9-0316-08
| Cap (ANT)
A
* | B50-8307-08
Instruction manual
* | D10-0606-08
| Lever (PTT)
* | EQ6-0154-08
ANT receptacle
B
* | EQ9-1273-05
Rectangluar plug
* | E11-0436-08
Phono jack
* | E30-2163-08
| Curlcode assy
A
* | £30-2164-08
| Cord assy
B
FO7-0888-04
Cover (Rectangular plug)
* | FO7-0889-08
Silcon rubber (PTT)
* | GO2-0585-04 | Flat spring
* | G53-0569-08
| Packing (MIC case)
* | J29-0440-08
Clip assy
* | J31-0532-08
Packing (MIC)
J42-0457-04
Bushing (Rectangluar plug)
* | J42-0458-08
Bushing (MIC case)
* | NO8-0518-08
| Decorated screw
(Rectangular plug)
NO9-2058-05
| Screw
$50-1415-05
| Tact switch
* | T07-0258-08
Loudspeaker
* | 7T91-0385-08
Condenser mic
A: KMC-10
B: KMC-11
4 Ni-Cd batteries for the TK-230.
Theory of operation
The operation of each block is explained below.
1) +11V AVR circuit
94
output (B). When a KNB-3A or KNB-4 is charged, 04 is off
and OV is provided output ©.
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