Transmitting, Audio transmission, Cw transmission – Kenwood TS-990S User Manual

Page 71: Adjusting the microphone gain, Adjusting the tx power, Precisely adjusting the tx power, Transmitting -17, Audio transmission -17, Cw transmission -17, Adjusting the microphone gain -17

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BASIC OPERATIONS 4

4-17

Index

Contents

TRANSMITTING

AUDIO TRANSMISSION

F[MAX-Po] [MAIN BUSY/TX]LED

[SEND]

[CW/CW-R]

[VOX/SEL]

[MIC]

[PWR]

1 Press down the [PTT] (microphone), or press [SEND].
2 Speak into the microphone in your normal voice.
3 Release the [PTT] (microphone), or press [SEND].

The transceiver reverts to the receive state.

CW TRANSMISSION

If a keyer or paddle is connected to the transceiver, you

can transmit in CW mode.
1 Press [CW/CW-R] to select CW mode.
2 Press [VOL/SEL] or [FBK] to enable the break-in.
3 Operate your keyer or paddle.

Note:

◆ While transmitting, the "TX" LED for the selected band lights.

ADJUSTING THE MICROPHONE GAIN

You can adjust the microphone gain when you transmit in

SSB or AM mode.
1 Press down the [PTT] (microphone), or press [SEND].

The "MAIN BUSY/TX" LED lights red.

2 Speak into the microphone in your normal voice.
3 Rotate the MIC control to adjust the microphone gain.

SSB Mode

Rotate the MIC control while speaking into the microphone

to adjust the level. The ALC meter display varies depending

on the audio level. Adjust the level so as not to exceed the

tolerance of the ALC range.

{page 4-19}

AM Mode

Rotate the MIC control while speaking into the microphone

to adjust the level. Adjust the level until the indication in the

PWR meter slightly varies by the audio level.

4 Release the [PTT] (microphone), or press [SEND].

The "MAIN BUSY/TX" LED light green or turns Off,

depending on the configuration for the squelch level.

Note:

◆ For FM mode, configure the microphone gain in Advanced Menu

13, "Microphone Gain (FM Mode)".

{page 5-28}

ADJUSTING THE TX POWER

Reduce the transmit power as long as you can make a

QSO securely. This prevents you from interfering with or

disturbing other stations.

With this transceiver, you can adjust the transmit power

even while you are transmitting.
1 Rotate the PWR control to adjust the transmit power.

Clockwise increases the transmit power and

counterclockwise decreases it. The available transmit power

range varies, depending on the band and operating mode.

Refer to the following table.

TS-990S

Other than AM

AM

HF Band

5 to 200 [W]

5 to 50 [W]

50 MHz Band

5 to 200 [W]

5 to 50 [W]

PRECISELY ADJUSTING THE TX POWER

You can select the number of steps when you rotate the

PWR control.

[F1] [F7]

F[MAX-Po]

[MENU]

[SEND]

[ESC]

[PWR]

[MULTI / CH]

1 Select Group No. 6, "TX/RX Filter & Misc.", from the

Menu screen.

2 Access Menu 04, "Transmit Power Step Size".
3 Press [SELECT] (F4) to allow editing of the parameter

box.

4 Press [-] (F4) or [+] (F5) to select "1 [W]", or "5 [W]".

The default is "5 [W]".

5 Press [

] (F1).

6 Press [MENU] to exit.

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