User's Manual

35
4
RECEIVE AND TRANSMIT
D Convenient functions for receive
■ Operating CW
q Push a band key to select the desired band.
w Push [CW/RTTY] to select CW.
•After CW mode is selected, push [CW/RTTY] for 1 sec.
to toggle between CW and CW-R modes.
• “CW” or “CW-R” appears.
e Rotate the tuning dial to simultaneously tune a de-
sired signal and its side tone.
•The S-meter indicates received signal strength when
signal is received.
r Rotate [AF] to set audio to a comfortable listening
level.
t Push [TRANSMIT] to transmit.
• The TX indicator lights red.
y Use the electric keyer or paddle to key your CW sig-
nals.
•The power meter indicates transmittted CW output
power.
u Adjust CW speed with [KEY SPEED].
•Adjustable within 6-60 WPM.
i Push [TRANSMIT] to return to receive.
[CW/RTTY][AF] [KEY SPEED] Tuning dial
[TRANSMIT] [TX] indicator [RX] indicator Band keys
• Preamp (p. 57)
➥ Push [P.AMP] several times to set the preamp
OFF, preamp 1 ON or preamp 2 ON.
•“P.AMP1” or “P.AMP2” appears when the preamp 1 or
preamp 2 is set to ON, respectively. (depending on op-
erating frequency band)
• Attenuator (p. 57)
➥ Push [ATT] several times to set the attenuator in
6 dB steps.
•“ATT” and attenuation level appear when the attenua-
tor is set to ON.
• Noise blanker (p. 62)
➥ Push [NB] switch to turn the noise blanker ON
and OFF.
•Noise blanker indicator (in [NB] switch) lights when the
noise blanker is set to ON.
➥ Push [NB] for 1 sec. to enter the noise blanker
level set mode, then rotate tuning dial to adjust
the threshold level.
•Twin PBT (passband tuning) (p. 60)
➥ Rotate [TWIN PBT] controls (inner/outer).
• Push [PBT CLR] to clear the settings.
• Noise reduction (p. 64)
➥ Push [NR] switch to turn the noise reduction ON
and OFF.
•Rotate [NR] control to adjust the noise reduction level.
•Noise reduction indicator (in [NR] switch) lights when
the noise reduction is set to ON.
• Notch filter (p. 64)
➥ Push [NOTCH] switch to turn the manual notch
function ON and OFF.
•Rotate [NOTCH] control to set the attenuating fre-
quency for manual notch operation.
•Notch indicator (in [NOTCH] switch) lights when the
manual notch is set to ON.
• AGC (auto gain control) (p. 59)
➥ Push [AGC] switch several times to select
AGC FAST, AGC MID or AGC SLOW.
➥ Push [AGC] for 1 sec. to enter the AGC set mode.
• Rotate tuning dial to adjust the time constant.
•
1
⁄4 function (p. 27)
➥ Push [1/4] to turn the
1
⁄4 function ON and OFF.