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LABORATORY TESTING PROCEDURES GXT860/895 UNIT TEST - (UNIT ASSEMBLED) TEST PREPARATION 1) Install Alkaline battery (observe polarity markings). 2) Turn on unit by pressing the power button. SYSTEM TEST 1) Radiated Transmit and Receive performance may be observed. 2) Audio out & Audio in are available at the Headset jack. LABORATORY TEST - (UNIT UN-ASSEMBLED) TEST PREPARATION 1) Disassemble unit (5 screws –...
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LABORATORY TESTING PROCEDURES GXT860/895 SPECIFIC TEST METHODS AND GUIDANCE Modulation Characteristics – (paragraph 2.1047(a) of the Rules) FOR TX AUDIO FILTER RESPONSE 1. Connect audio generator with 10uF coupling capacitor to microphone input jack. Press PTT button. 2. Connect RF output with modulation meter. (Filters of modulation meter should be set to a 25Hz to 15KHz.) 3.