Level Diagram - Kenwood NX-800 Service Manual

NX-800
Receiver Section
–118dBm
ANT
D212,D213
BPF
Buff AMP
RX VCO
Transmitter Section
5.2mVrms
4.0mVrms
MIC
(MIC SUM1)
6
100

LEVEL DIAGRAM

Radio Frequency
–120.5dBm –114.5dBm
RF AMP 1st MIX DBM
D207~D210
Q210
BPF
Buff AMP Buff AMP
Q9 Q10 Q208
BPF
0dBm
48.2mVrms
(MIC SUM2)
7 6
IC709 IC706
58.05MHz
–112.5dBm –121.5dBm –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
69.2mVrms N:122mVrms
(ASIC) (MOD SMF)
1 K2 K3 6
IC510
MIC input : 3kHz DEV. (Wide), 1.5kHz DEV. (Narrow) at 1kHz MOD.
Transmitting frequency : Center frequency
–104dBm
IF AMP FM SYSTEM IC
Q204 IC202
CF
CF201
CF202
W:-85.5dBm W:-92.0dBm
N:-83.0dBm N:-93.0dBm
W:244mVrms
N:122mVrms
(MOD SUM)
1 2 1
IC702 IC709
450kHz
–72.0dBm