Kenwood TM-2550A Service Manual page 14
144miiz fm transceiver
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Also See for TM-2550A:
- Instruction manual (66 pages) ,
- Instruction manual (47 pages) ,
- Instruction manual (24 pages)
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14
CIRCUIT DESECRIPTION
12
8
MC
°
13
nN
ME
3}
LPF
MD
14
38
7
|_|
Waveform
w 8
/
shaping
oe
ins]
SS
49
A-D Convertor
Amp.
TD _—__|
BPF
RD
|_| Waveform
shaping
1200Hz
1800Hz
Fig. 17,
MODEM
unit (X57-1140-20) block diagram
©
CONTROL
(ST) ©-4
VOUT (2) (8T)
Lp—+—4t--4 | 4} +
CONTROL CIRCUIT
©
ono
@—6-
Fig. 18
MB3756 Equivalent circuit (COMP unit 1C3)
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