TM-471A
40
LEVEL DIAGRAM
1
Q351
9
450kHz
Q353
2
XF1
1
BPF
49.95MHz
7
BPF
2
ANT
5
G2
Center Frequency
MIC
1
G1
IC201
IC301
3
S
IC202
20
IC203
Q406
7
D
IC201
Q352
Q
6
D
10
S
8
IC161
IC203
G1
9
IC202
To make measurements in the RF section, connect the RF level meter
In the RF section, use a 0.01
µ
F coupling capacitor.
(The display shows the SSG input value required to obtain 12dB SINA
G2
W : –122.0dBm
N : –121.5dBm
W : –119.0dBm
N : –118.5dBm
W : –105.5dBm
N : –104.5dBm
W : –105.0dBm
N : –104.0dBm
W : –118.5dBm
N : –117.0dBm
W : –103.0dBm
N : –101.5dBm
W : –85.0dBm
N : –80.5dBm
CF1
/CF2
W/N
5.0mVrms
W/N
0.12Vrms
W/N
1.40Vrms
W/N
1.16Vrms
W/N
1.26Vrms
W/N
1.04Vrms
W : 0.21Vrms
N : 0.094Vrms
W : 0.20Vrms
N : 0.10Vrms
X54-345
Display
Unit
TX-RX Unit
TX-RX Unit
To make measurements in the AF section, connect the AC level meter.
AG is set so that MIC input becomes 3kHz/1.5kHz (Wide/Narrow) DEV at 1kHz MOD.
To make m
Receiver Section
Transmitter Section
