Testing Done:
25 Watts
M-100 Microphone
Ceramic = On
Dynamic = On
L/C Low Cut Filter On

Step 1 - Adjusting “MIC GAIN” in SSB (MIC-EQ) and (PROC) OFF
1. Adjust the microphone amplifier gain to match the microphone and your voice level by tapping the “METER” on the LCD screen repeatedly until “ALC” is displayed just above the function menu.

2. Place the radio in USB by pressing “MODE” then tapping “USB” on the screen, enter frequency 028.400, by pressing “BAND” and “ENT” then type 028.400 and tap “ENT”

3. In the SSB mode, press the “FM-LIST” and use back forward arrow keys to select and tap “MIC GAIN” while speaking into the microphone adjust the “MULTI” knob so that the “ALC” meter stays within the “ALC” zone of the meter (up to ½ scale deflections) on voice peaks)

Step 2 - Using and Adjusting (SSB) Compression Level “PROC”
1. Tap “METER” and select “COMP” compression meter.

2. Press “FM-LIST” button and use back and forward arrow keys to tap on “PROC” to toggle it on, when on a value from 1-100 will be displayed, turn the “MULTI” function know to verify values change to confirm control.

3. Press the PTT on the microphone and speak into the microphone in a normal voice level while adjusting the “MULTI” knob to set the compression level within the 5dB to 10dB range.

Step 3 - Configuring the Parametric Equalizer with Speed Process engaged
To configure the Parametric Microphone Equalizer (SSB/AM) with the Speed Processor ON
1. To adjust the Parametric Microphone Equalizer while the speech processor is Enabled, press the “FM-LIST” button, then use back and forward arrow keys and locate and tap on “PROC” to tap to select “ON”

2. The Parametric Equalizer settings (with Speech Processor ON) can be accessed by pressing “MENU (SETUP)” button, the rotate the “MULTI” function knob until option 128 is visible. The following settings apply while the Speech Processor is ON.

Below shows the settings for “MENU (SETUP)” options 128-136 with Speech Processor On

Menu Label Default Setting Range Yaesur Manual
128 P-PRMTRC EQ1 FREQ (Center Freq) 200 100 - 700 Hz 100
129 P-PRMTRC EQ1 LEVEL (Y) 0 (-20 db) to 10 db 10
130 P-PRMTRC EQ1 BWTH (Q) 2 1 - 10 3
131 P-PRMTRC EQ2 FREQ (Center Freq) 800 700 – 1500 Hz 800
132 P-PRMTRC EQ2 LEVEL (Y) 0 (-20 db) to 10 db 3
133 P-PRMTRC EQ2 BWTH (Q) 1 1 - 10 3
134 P-PRMTRC EQ3 FREQ (Center Freq) 2100 1500 – 3200 Hz 2100
135 P-PRMTRC EQ3 LEVEL (Y) 0 (-20 db) to 10 db 8
136 P-PRMTRC EQ3 BWTH (Q) 1 1 - 10 1
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