Level Diagram - HYT TC-508 Service Manual

-122dBm
-121dBm
BPF1
ANT LPF
RX Part
2450mVrms
130mVrms
AF AMP
2
U302
1
TX Part
10mVrms
60mVrms
MIC
U601
B201
2
MCU
SRT3210
1
TC-508 UHF/VHF Level Diagram
TC-508 u5^sVþ
-123dBm -107dBm
LNA
Q501
AT41511
AF LEVEL
240mVrms AF FILTERING(HPF)
EXPLODED
CIRCUIT
AF_SW,R327
0dBm
-6dBm
TX VCO
Q102, Q104
LOCAL OSCILLATOR AMP
Q406
2SC4226
-104dBm
MIXER
BPF2 Q502
2SK318
-3dBm
AF DE-EMPHASIS
350mVrms
CIRCUIT
U613
U610 ，C554，R538
TA75S01F
6dBm 24dBm
VT
POWER AMP
POWER AMP
Q401
2SC4226
91
-104dBm -115dBm
IF1 FILLER
XF501
38.85MHz
240mVrms DEMODULATING IC
U611
BA4116FV
POWER
MATCH NETWORK
POWER AMP
Q403
Q402
RD07
RD01
IF1 AMP
Q506
-100dBm
36dBm
ANT LPF