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2.
Locate the RF Exciter board and identify the frequency selector switches
which will be used to change the setting. See Illustrations 2–6 and 2–7.
Modulation
Trim-pot
Illustration 2–6 Top Cover Removed
MEGAHERTZ
Illustration 2–7 RF Exciter Board (Frequency Selector Switches)
3.
Use small flat blade screwdriver or another suitable device to rotate the
switches to the desired setting. (The selected number will appear directly
above the white indicator dot on each switch.) See examples of selected
frequencies in the illustration below.
Illustration 2–8 Two Sample Frequency Selections
2–6
Frequency Selection
Rotary Switches
RF Exciter
®
.1
= 88.1 MHz
= 107.9 MHz
FM30/FM100/FM250 User's Manual
FM250
OPTIONAL
.01
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