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ICRI Functional Diagram. VIOLET: RF (Satellite link) GREEN: AUDIO LEVEL and BUFFER * RED: ‘KEYING’ LOGIC/CONTROL * BLUE: SQUELCH TAIL BLOCKING * adjustable. 2-way radio transmitting & receiving channel “ A”. 2-way radio transmitting & receiving channel “A” . Automatic gain control.
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ICRI Functional Diagram VIOLET: RF (Satellite link) GREEN: AUDIO LEVEL and BUFFER* RED: ‘KEYING’ LOGIC/CONTROL* BLUE: SQUELCH TAIL BLOCKING* adjustable 2-way radio transmitting & receiving channel “A” 2-way radio transmitting & receiving channel “A” Automatic gain control 2-way Iridium transmitting & receiving channel “B” VOX with tail timer Audio buffer/delay 2-way iridium transmitting & receiving channel “B” Muting (squelch “tail” suppression)
ICRI as an Iridium range extender VIOLET: RF (Satellite link) GREEN: AUDIO LEVEL and BUFFER* RED: ‘KEYING’ LOGIC/CONTROL* BLUE: SQUELCH TAIL BLOCKING* adjustable 2-way Iridium transmitting & receiving channel “A” 2-way Iridium transmitting & receiving channel “A” Automatic gain control 2-way Iridium transmitting & receiving channel “B VOX with tail timer Audio buffer/delay 2-way Iridium transmitting & receiving channel“B” Muting (squelch “tail” suppression)