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General| Brand | Kenwood |
|---|---|
| Model | TM-271E |
| Category | Transceiver |
| Language | English |
Details the receiver's double conversion frequency setup.
Explains the superheterodyne receiver signal path and filtering.
Describes the circuit for selecting wide or narrow filters.
Explains how the squelch circuit detects and controls signal muting.
Outlines the audio signal processing chain from IF to speaker output.
Details the PLL circuit for generating local oscillator and RF signals.
Describes the circuit that monitors PLL lock status during transmission.
Provides an overview of the transmitter signal generation and amplification.
Explains the CPU's role in controlling various transceiver functions.
Details the power management and protection circuits for the transceiver.
Describes the functions of the data terminal for communications.
Lists the pin assignments and functions of the main CPU IC101.
Describes the factory default frequencies and settings.
Details methods for resetting all parameters to factory defaults.
Explains how to reset VFO parameters while retaining memory data.
Lists parameters configurable via panel keys in adjustment mode.
Explains how to navigate and change values using panel keys.
Lists necessary test equipment for performing alignments.
Identifies specific points on PCBs for adjustment procedures.
Details specific adjustment steps for the PCB sections.
Outlines adjustments for transmit power, deviation, and balance.
Describes adjustments for squelch, tuning, and signal levels.
Covers frequency range, mode, power, and physical characteristics.
Details receiver sensitivity, selectivity, and audio output.
Lists transmitter power output, deviation, and distortion.
