Yaesu FT-991 User Manual

Page 65
FT-991 OperaTing Manual
enhancinG transMit siGnal QualitY
pArAMetric Microphone equAlizer
(
SSb/AM/FM Mode
)
Activating the Parametric Microphone Equalizer
1. Adjust
[
MIC GAIN
]
on the TFT display, as described
on page 59.
2. Press the
F(M-LIST)
button, then touch
[
MIC-EQ
]
on the TFT display to select “
ON
”. If you use the
Parametric Microphone Equalizer with the speech
processor engaged, press the
F(M-LIST)
button, then
touch
[
PROC
]
to display the PROC level (from 1
to 100), conrming that the Parametric Microphone
Equalizer is engaged.
F(M-LIST) Button
Parametric Gain
3-StAge pArAMetric equAlizer AdjuStMentS
(Speech proceSSor: “oFF”)
Center Frequency “121 PRMTRC EQ1 FREQ” “100”
(
Hz
)
- “700”
(
Hz
)
/ “OFF”
“124 PRMTRC EQ2 FREQ” “700”
(
Hz
)
- “1500”
(
Hz
)
/ “OFF”
“127 PRMTRC EQ3 FREQ” “1500”
(
Hz
)
- “3200”
(
Hz
)
/ “OFF”
Parametric Gain “122 PRMTRC EQ1 LEVEL”
(
Low
)
“–20”
(
dB
)
- “10”
(
dB
)
“125 PRMTRC EQ2 LEVEL”
(
Mid
)
“–20”
(
dB
)
- “10”
(
dB
)
“128 PRMTRC EQ3 LEVEL”
(
High
)
“–20”
(
dB
)
- “10”
(
dB
)
Q
(
Bandwidth
)
“123 PRMTRC EQ1 BWTH”
(
Low
)
“1” - “10”
“126 PRMTRC EQ2 BWTH”
(
Mid
)
“1” - “10”
“129 PRMTRC EQ3 BWTH”
(
High
)
“1” - “10”
3-StAge pArAMetric equAlizer AdjuStMentS
(Speech proceSSor: “on”)
Center Frequency “130 P-PRMTRC EQ1 FREQ” “100”
(
Hz
)
- “700”
(
Hz
)
/ “OFF”
“133 P-PRMTRC EQ2 FREQ” “700”
(
Hz
)
- “1500”
(
Hz
)
/ “OFF”
“136 P-PRMTRC EQ3 FREQ” “1500”
(
Hz
)
- “3200”
(
Hz
)
/ “OFF”
Parametric Gain “131 P-PRMTRC EQ1 LEVEL”
(
Low
)
“–20”
(
dB
)
- “10”
(
dB
)
“134 P-PRMTRC EQ2 LEVEL”
(
Mid
)
“–20”
(
dB
)
- “10”
(
dB
)
“137 P-PRMTRC EQ3 LEVEL”
(
High
)
“–20”
(
dB
)
- “10”
(
dB
)
Q
(
Bandwidth
)
“132 P-PRMTRC EQ1 BWTH”
(
Low
)
“1” - “10”
“135 P-PRMTRC EQ2 BWTH”
(
Mid
)
“1” - “10”
“138 P-PRMTRC EQ3 BWTH”
(
High
)
“1” - “10”
3. Press the
PTT
switch on the microphone, and speak
into the microphone in a normal voice level.
4. To switch the Parametric Microphone Equalizer off,
touch
[
MIC-EQ
]
on the LCD again.

Yaesu FT-991 Specifications

General

Frequency Range Transmit	1.8 MHz - 54 MHz, 144 MHz - 148 MHz, 430 MHz - 450 MHz
Antenna Impedance	50 Ohms
Antenna Connector	SO-239
Supply Voltage	13.8 V DC ±15%
Modes	SSB, CW, AM, FM, C4FM Digital
Display	3.5-inch color TFT LCD
Weight	4.3 kg