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TK-8180
73
LEVEL DIAGRAM
67
IC412
526
IC415
315mVrms 190mVrms 88mVrms 4.00Vrms
115
IC413
16 15
IC410
15
IC417
14
IC1
9
6mVrms
4
8mVrms
W: –83.5dBm
N: –83.0dBm
W: –86.0dBm
N: –86.0dBm
–0.5dBm
TX
V
CO
+2.5dBm +8dBm +17dBm
450~490MHz : 30W
490~520MHz : 25W
0
dBm
0
5.5dBm
200mVrms
16
35
9
CF171/
CF172
IC172
7
2
4Ω
J401
455kHz Audio Frequency
S
INAD are obtained Measured by
oint via a 0.01µF capacitor.
AF VTVM
AF level obtained when the AF output level is adjusted for 4.00V/4Ω
with the front panel AF VOL control. Measured with AF voltmeter
connected to the external speaker jack, receiving a –53dBm SSG
signal modulated at 1kHz, DEV. WIDE 3kHz (NARROW 1.5kHz).
Q313
Q
307
Q1
Q2
ANT
TX-RX unit
(B/3)Power module
Wattmeter by 50Ω