Tx Tuning; Adjusting The Transmit Power For Tx Tuning; Time-Out Timer (Tot) - Kenwood TS-990S Instruction Manual

9 TRANSMIT FUNCTIONS

TX TUNING

This function continuously transmits a carrier at a certain
level of output regardless of the current transmission
mode. This is useful to adjust an external antenna tuner or
linear amplifier.
It will be convenient if TX tuning (TX Tune) has been
assigned to a PF key. Refer to "PF (Programmable
Function" for further details.
F[MAX-Po]
[ESC] [F1] [F7]
1 Press the PF key to which TX tuning is assigned.
• A continual carrier in CW mode is transmitted.
• "TX TUNE" appears.
• The meter indication switches to the SWR.
2 Press the PF key to which TX tuning is assigned, again.
Transmission is interrupted and the transceiver reverts to the
previous mode.

ADJUSTING THE TRANSMIT POWER FOR TX TUNING

1 Press [MAX-Po] (F) to open the TX Output Limit
screen.
2 Press [ ] (F4) or [
for a frequency band.
The configuration can be changed in the selected line for a
frequency band.
3 Press [ ] (F2) or [
Tune Power".
4 Press [-] (F6) or [+] (F7), or rotate the MULTI/CH
control to select the transmit power.
• The default is "10W".
• Press and hold [(RESET)] (F1) to reset the parameter for
the selected item to its default.
5 Press [ESC] or [MAX-Po] (F) to exit.
9-14
{page 16-6}
[MENU]
[MULTI/CH]
[CW/CW-R]
] (F5) to highlight a line
] (F3) to select "TX
Note:
◆ Once TX tuning begins, the wattage displayed inside the key guide
of [MAX-Po] (F) on the right side of the main screen is replaced by
the value configured for the transmit power during the TX tuning
(TX Tune Power).

TIME-OUT TIMER (TOT)

The Time-out Timer is a function to stop transmission
and forcibly place the transceiver into a receive state if
the length of time configured for transmitting exceeds the
preconfigured length of time.
1 Select Group No. 6, "TX/RX Filters & Misc", from the
Menu screen.
2 Access Menu 02, "Time-out Timer".
3 Press [SELECT] (F4) to allow editing of the parameter
box.
4 Press [-] (F4) or [+] (F5), or rotate the MULTI/CH
control to select the maximum transmit time.
Available options are "Off", "3 [min]", "5 [min]", "10 [min]", "20
[min]", and "30 [min]". The default is "Off".
5 Press [ ] (F1).
6 Press [MENU] to exit.
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