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 0.01
µ
F 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
6
7
IC709
(MIC SUM1)
4.0mVrms
6
1
IC706
(MIC SUM2)
48.2mVrms
K2
K3
IC510
(ASIC)
69.2mVrms
6
1
IC702
(MOD SMF)
W:244mVrms
N:122mVrms
W:244mVrms
N:122mVrms
2
1
IC709
(MOD SUM)
CF201
CF202
FM SYSTEM IC
IC202
1st MIX DBM
IC204