Yaesu FT-208R, Руководство по техническому обслуживанию

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GENERAL
S P EC I F I C AT I ON S
GENERAL
Frequency coverage:
144.000-147.995
MHz
144.000-145.9875
MHz
144.000-147.9875
MHz
(Model A, D, E)
(Model B)
(Model C)
Number of channels:
800 5
kHz steps (Model A, D, E)
320 12.5
kHz steps (Model C)
160 12.5
kHz steps (Model B)
Emission type:
F
3
Batteries:
Ni-Cd battery pack FNB-2
Voltage requirement:
10.8
VDC (maximum
13V)
Current consumption:
RX 150
mA
(20
mA squelched)
TX 700
mA (HI),
350
mA (LOW)
Case dimensions:
168
(H) x
61
(W) x
49
(D) mm
Weight:
(with battery pack, rubber antenna)
720
g
Approx.
Specifications subject to change wi thout notice or obligation.
MODEL
A
B
c
D
E
F
(see
NOTE)
FREQUENCY
RANGE
(MHz)
1 44.000-
1 4 7 . 995
1 44.000-
1 45 .9875
144.000-
1 47.9875
1 44.000-
147.995
1 44.000-
1 4 7 . 995
1 44.000-
145.990
PRESET
FREQUENCY
(MHz)
14 7.000
1 45 .000
1 45.000
1 45.000
147.000
145.000
TRANSMIITER
Power output:
2.5
watts (HIGH)
300
mW (LOW)
Deviation:
±5
kHz
Spurious radiation:
-60
dB or better
M icrophone:
Condenser type,
2000
ohm impedance
Selectivity:
±6
kHz at
-6
dB
± 12
kHz at
-60
dB
Audio output:
500
mW at
10% THD
RECEIVER
Circuit type :
Double conversion superheterodyne
Intermediate frequencies:
1 st IF
=
16.9
MHz
2nd IF
=
455
kHz
Sensitivity:
Better than
0.25
µ
V
for
12
dB SINAD
Better than
1
µ
V
for S/N
30
dB
FREQUENCY
REPEATER
TONE
STEP
SHIFT BURST
(kHz) (kHz) (Hz)
5 / 1 0 ±600 -
1 2. 5/25
±600
1 75 0
1 2.5/25 ±600
1 75 0
5 / 1 0
±600 1 7 5 0
5 / 1 0
±600
1 750
( 1 800)
1 0/20 - -
FT-208R MODEL CHART
NOTE: Model Fis for use in Japan only, and cannot be readily converted to other Models.
1-2