Level Diagram - Kenwood NX-700 Service Manual

NX-700/700H
Receiver Section
Radio Frequency
–118dBm –120.0dBm
ANT
D213 RF AMP
D216~218 Q210
BPF
Buff AMP
Q9
RX VCO
Transmitter Section
5.2mVrms
4.0mVrms
MIC
(MIC SUM1)
6
100

LEVEL DIAGRAM

–109.5dBm
1st MIX DBM
D207~D210
BPF ATT
Buff AMP Buff AMP
Q10 Q208
BPF
0dBm
48.2mVrms
(MIC SUM2)
7 6 1
IC709 IC706
MIC input : 3kHz DEV. (Wide), 1.5kHz DEV. (Narrow) at 1kHz MOD.
Transmitting frequency : Center frequency
58.05MHz
–121.5dBm
–112.5dBm –118.0dBm
IF AMP
XF202
IC204 Q205
MCF
0dBm
SG input level for 12dB SINAD are obtained Measured by
connecting SG to each point via a 0.01μF capacitor.
W: 244mVrms
N: 122mVrms
69.2mVrms
(ASIC)
K2 K3 6
IC510
–104dBm
IF AMP FM SYSTEM IC
Q204 IC202
CF
CF201
CF202
W: –85.5dBm W: –92.0dBm
N: –83.0dBm N: –93.0dBm
W: 241mVrms
N: 121mVrms
(MOD SMF) (MOD SUM)
1 2
IC702 IC709
450kHz
–72.0dBm
CF203
CF
1