Icom M802 Instruction Manual - Page 20

4 RECEIVE AND TRANSMIT I Functions for receive (continued) D Clarity control Voice signals received from other stations may be difficult to receive. This may sometimes happen if a station is transmitting slightly off frequency. In such cases, you can compensate by using the clarity control. q Push [F] then [RX CLAR] to switch the function ON and OFF. • "CLAR" and shifting value with direction appear. w Rotate [CH] to improve the audio readability. • Adjustable between ±150 Hz in 10 Hz steps. D Tuner through function In the combination with IC-M802 and optional AT-140 (or AH-3), the tuner through function can be used. By bypassing the tuner unit, the receiver gain in particular frequency band may be improved depending on your antenna element length. ➥While "TUNE" is displayed, push [F] [TUNE THRU] to tuner through function ON. • "THRU" appears instead of "TUNE" indicator. • Push [TUNE THRU] to turn the function OFF. then [CH] [F] [RX CLAR] [TUNE THRU] [F] I CW operation The transceiver has the following CW keying features selectable in set mode as described on p. 51. ➥ Full break-in (receiving is possible while transmitting) ➥ Semi break-in (automatic transmission with keying) ➥ OFF (manual transmission with microphone's [PTT], or grounding the SEND line of [ACC] connector is necessary before keying) q Connect a CW keyer or an external electronic keyer to the [ACC] socket as shown at right. w Select the desired channel to operate CW mode. e If the selected channel is not in A1A mode, push [MODE SET] several times to select "A1A." r Operate the CW keyer to transmit a CW signal. CW key connection PTT* To pin 3 76 381 54 2 To pin 1 To pin 2 *manual transmission switch for break-in OFF setting. 12