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(4) TX Power Circuit ( ): Portable Handset
The TX VCO output signal flows through the buffer IC202 and IC203 and it is supplied to the TX Power Amp.
Q202. The received signal is attenuated by the band pass filter F203 except its received frequency band. Then it
is supplied to the antenna without having any influence on the Receiver RF circuit.
IC202
GND
3
OUT
4
2
GND
GND
5
1
IN
Vcc
6
C212
Circuit Diagram
IC203
GND
3
OUT
4
2
GND
GND
5
C213
L206
1
IN
Vcc
6
| 177 |
R233
C251
C253
R234
L213
C250
Q202
KX-F910BX
ANT
L209
F203
C257
L208
RX
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