NX-800
100
LEVEL DIAGRAM

Receiver Section

Transmitter Section

5.2mVrms
MIC
–118dBm –120.5dBm –114.5dBm
0dBm W:-85.5dBm
N:-83.0dBm
W:-92.0dBm
N:-93.0dBm
0dBm
–112.5dBm –121.5dBm –118.0dBm
BPF
D212,D213
BPF
BPF
CF
RX VCO
D207~D210
ANT
Radio Frequency 58.05MHz 450kHz
SG input level for 12dB SINAD are obtained Measured by
connecting SG to each point via a 0.01µF capacitor.
MIC input : 3kHz DEV. (Wide), 1.5kHz DEV. (Narrow) at 1kHz MOD.
Transmitting frequency : Center frequency
RF AMP
Q210
Buff AMP
Q208
Buff AMP
Q10
Buff AMP
Q9
MCF
XF202 IF AMP
Q205
–104dBm –72.0dBm
IF AMP
Q204
67
IC709
(MIC SUM1)
4.0mVrms
61
IC706
(MIC SUM2)
48.2mVrms
K2 K3
IC510
(ASIC)
69.2mVrms
61
IC702
(MOD SMF)
W:244mVrms
N:122mVrms
W:244mVrms
N:122mVrms
21
IC709
(MOD SUM)
CF201
CF202
FM SYSTEM IC
IC202
1st MIX DBM
IC204