Kenwood TR-2600A - Page 34

TR-2600A/E
ADJUSTMENT
Measurement Adjustment
Condition
Test
Specification/Remarks
equipment Terminal Method
2.
f
adjust-
1)
FREQ:
146.000
TX
L20
144,000MHz
+
100Hz
ment Transmit/Receive
2)
FREQ
:
150.000
L19
150.000MHz
+
100Hz
Transmit/Receive
3.
Low
power
|
1}
FREQ
:
146.000
KM,X
Power
ANT
0.1—0.6W
FREQ
:
145.000
W,T
meter
400mA
or
less
ANT : Power meter (3W)
4,
Modulation
|
1)
FREQ
:
146.000
K.M,X
Power
ANT
TX
VR1
Linear
detection
+4.5kHz
FREQ:
145.000
W,T
meter
P-P/2
AG
:
1kHz,
80mV
KM,X
Coupler
VR2
|—Por+P
+4.5kHz+
50Hz
AG : 1kHz,45mV W,T Linear
2)
AG
:
1kHz,
8mMV
K.M,X
detector
+3.0kH2—+3.8k
Hz
AG : 1kHz,4.5mV W,T AG
AF VTVM
Oscillo-
scope
DVM
—_|__
oa
oe
eee
in
5.
Tone
1)
Connect
to
TU-35.
Check
DEV
+
400Hz
or
more
Tone
FREQ:
88.5Hz
-
2)
T
type
only
TX
VR3_
|
Shorted
TP4
to
TPS.
1750+ 10H2
(1740—1760Hz)
P-P/2 DEV+2.5kHz or more
|
3)
W
type
oniy
TX
VR3
1750+
10Hz
TONE SW: ON (1740—1760Hz}
Check DEV +2.5kHz or more
6.
DTMF
1)
FREQ
:
146.000
RX
VR5_
|
Depress
MS
key,
K,M,X
type
Transmit
DEV+4.0kHz
only
Keo eee = eee
7.
BATT
1)
HI/LOW
SW
:
LOW
DVM
S
meter
|
RX
VR4_
|
Set
to
point
A.
meter Source voltage : 6.5V
Transmit
|
RX ADJUSTMENT
Item
Measurement
Adjustment
Specification/Remarks
1. Sensitivity
(DEV : 5kHz, f: 1kHz)
4) FREQ: 155.000 K.M,X
FREQ : 145.050 W,T
Check S/N 28dB or more
Check
Maximum reading of volt
Condition Test fe
equipment | Unit |Terminal | Unit Part faceae Method
1)
FREQ:
146.050:
K.M,X
SSG
S
meter
|
RX
VRI
Repeat
2
or
3
times
FREQ:
145.050
W,T
AF
VTVM
Ti-5
|
on
T1-—4.
SSG : 10d8 SP
TX.S
SW:
ON
Oscillo-
TX
Li
2)
SSG
:
20dB
scope
RX
T6
AF
MAX
(DEV : SkHz, f: 1kHz) Volt
3) SSG : 0dB meter
Reference level 32dB,
S/N 26dB or more
Reference level 31dB.