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General| Brand | Icom |
|---|---|
| Model | IC-F111 |
| Category | Transceiver |
| Language | English |
Details the receiver's antenna switching, RF amplification, and mixer circuits.
Explains the microphone amplifier, modulation, and power amplifier stages.
Covers Phase-Locked Loop circuits for frequency synthesis and control.
Describes the various voltage lines and power distribution within the unit.
Details the pin assignments and functions for the CPU and other interfaces.
Outlines system requirements, software installation, and initial setup for adjustments.
Details essential test equipment, specifications, and necessary connections for calibration.
Provides an example of the adjustment software interface and its elements.
Details the procedure for adjusting PLL lock voltage for RX and TX.
Guides through software-based adjustments for frequency, power, deviation, and more.
Provides schematic symbols and pinouts for various transistors and FETs used.
Shows schematic symbols and pinouts for different types of diodes used in the circuit.
Shows the component placement and layout on the top side of the front unit PCB.
Displays the component placement and layout on the bottom side of the front unit PCB.
Illustrates component placement on the top side of the main unit PCB.
Voltage distribution for the front unit, showing critical voltage points.
Voltage distribution for the main unit, illustrating key operating voltages.
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