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KCH-16
47
ADJUSTMENT
TK-5810/5810H Common Section
Item
Condition
Measurement
Adjustment
Specifi cations / Remarks
Test-
equipment
Unit
Terminal
Unit
Parts
Method
1. Setting
1) Connect the KCH-16 Hand-
held control head to the
TK-5810(B)/5810H(B) trans-
ceiver via the KRK-11 Inter-
face box and KRK-11 Panel
assembly.
2) Power supply voltage
•TK-5810(B)
Power input connector: 13.6V
•TK-5810H(B)
Power input connector: 13.4V
3) SSG standard modulation
[Wide] MOD: 1kHz, DEV: 3kHz
[Narrow] MOD: 1kHz, DEV: 1.5kHz
2. Assist
voltage
• TX
[Panel tuning mode]
1) Adj item: [VATX]
Adjust: [***]
2) Adj item: [LLL VATX]
→
[LL VATX]
→
[L VATX]
→
[C VATX]
→
[H VATX]
→
[HH VATX]
→
[HHH VATX]
Adjust: [***]
PTT: ON
Press [Orange] to store the ad-
justment value after adjustment.
Power
meter
DVM
Rear
panel
TX-RX
ANT
CVu
Front
panel
[B],[C] Change the adjust-
ment value within
the limit of the
specifi ed voltage.
2.0V±0.1V
K
2.2V±0.1V
K2
When adjusting the assist
voltage in PC tuning mode,
slide the bar to indicate
“VCO Lock Voltage” within
2.0V±0.1V (
K
), 2.2V±0.1V (
K2
)
on Meter window.
• RX (Upper) 3) Adj item: [VARX u]
Adjust: [***]
4) Adj item: [LLL VARX u]
→
[LL VARX u]
→
[L VARX u]
→
[C VARX u]
→
[H VARX u]
→
[HH VARX u]
→
[HHH VARX u]
Adjust: [***]
Press [Orange] to store the ad-
justment value after adjustment.
• RX (Lower) 5) Adj item: [VARX l]
Adjust: [***]
6) Adj item: [LLL VARX l]
→
[LL VARX l]
→
[L VARX l]
→
[C VARX l]
→
[H VARX l]
→
[HH VARX l]
→
[HHH VARX l]
Adjust: [***]
Press [Orange] to store the ad-
justment value after adjustment.
3. MCF
• Wide
1) CH-Sig: 1-1
Spectrum analyzer setting
Center-f: 49.95MHz
Span: 40kHz
RBW: 1kHz
VBW: 1kHz
TG level: –20dBm
XdB/div: 2dB
Connect each cable (W05-1000-
00) to CN202 and CN207.
Spectrum
analyzer
Tracking
generator
Rear
panel
TX-RX
ANT
CN202
CN207
TX-RX
L218
L223
L228
L230
Adjust the coils to
obtain the waveform
as shown to the
right.
SPAN
40.0 kHz
REF –20.0 dBm
CENTER 49.9500 MHz
RBW
1 kHz
VBW
1 kHz
SWP 200ms
SPAN 40.0 kHz
2 dB/
CAL.OFF
ATT 10 dB
−
4kHz +4kHz
−
8kHz
+8kHz
1.5dB
MAX
5.5dB
or more