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For voice communications, press and hold Mic [PTT] and speak into the microphone in your normal voice. When you finish speaking, release Mic [PTT] to receive.

To transmit CW, press [VOX (REV)] to turn the Break- in function ON. “” appears. Close the key or keyer paddle. Connect a key or keyer paddle {page 2}, then select CW using [CW/FSK (REV)].

For a detailed explanation on transmitting, refer to “BASIC COMMUNICATIONS”, beginning on page 21.

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It is wise to select a lower transmission power if communication is still reliable. This lowers the risk of interfering with others on the band. When operating from battery power, selecting a lower transmission power allows you more operating time before recharging is necessary. This transceiver allows you to change the transmission power even while transmitting.

1 Press [PWR (TX MONI)].

•The current transmission power appears.

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The microphone gain must be adjusted when SSB or AM mode is selected without using the speech processor {pages 21, 22}.

1 Press [MIC (CAR)].

•The current microphone gain level appears. The range is from 0 to 100 with a default of 50.

2Press and hold Mic [PTT].

• The TX-RX LED lights red.

3SSB: While speaking into the microphone, adjust the MULTI/CH control so that the ALC meter reflects your voice level but does not exceed the ALC limit.

AM: While speaking into the microphone, adjust the MULTI/CH control so that the power meter slightly reflects your voice level.

FM: Access Menu No. 47 and select “1” (Normal), “2” (Medium), or “3” (High) for the microphone gain if necessary {page 21}.

2Turn the MULTI/CH control counterclockwise to reduce the power or clockwise to increase the power.

3Press [PWR (TX MONI)] or [CLR] to complete the setting.

Note: You can access Menu No. 48, and select “on” to change the step size from 5 W to 1 W {page 56}.

4Release Mic [PTT] to receive.

•The TX-RX LED lights green or turns off, depending on the SQL control setting.

5Press [MIC (CAR)] or [CLR] to exit the Microphone gain adjustment.

Note: When using the MC-90 microphone in FM mode, select “3” (High) for the microphone gain. The microphone sensitivity is low in FM mode. This may cause insufficient modulation. For other microphones, select either “1” (Normal) or “2” (Medium).

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