In Ter Nal Con Trols - Telex RADIOCOM BTR-300B Operating Instructions Manual

IN TER NAL CON TROLS (Re fer To Fig ure 7)
Mi cro phone Gain Con trol: Screw driver ad -
just able by re mov ing belt clip and pry ing out
the small rub ber plug to the right of the screw
boss.
Fig ure 7
In ter nal Con trols, TR-300
Dy namic/Electret Switch:This switch al lows
se lec tion of "D"when us ing a Dy namic Mi cro -
phone or " E" when us ing an Electret Mi cro -
phone.
Bat tery Com part ment: Holds 6 AA bat ter ies
in a re mov able bat tery holder (sup plied).
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