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General| Type | HF Transceiver |
|---|---|
| Power Output | 100 W |
| Weight | 15 kg |
| Modes | SSB, CW, AM |
| Sensitivity | 0.5 µV (SSB) |
| Selectivity | 2.4 kHz (SSB) |
| Supply Voltage | 13.8 V DC |
Provides a comprehensive overview of the FT-902DM's capabilities, design, and overall features.
Details the transceiver's all-band coverage and supported operating modes: LSB, USB, CW, FSK, AM, and FM.
Highlights advanced features like PLL, digital readouts, electronic keyer, solid-state circuits, and power options.
Lists general specifications like frequency coverage, power requirements, size, weight, and transmitter parameters.
Covers receiver sensitivity, selectivity, rejection, and differences between FT-902D model variations.
Explains controls for mode selection, frequency tuning, rejection, memory, and VFO operation on the front panel.
Details gain controls, speech processor, power switches, and audio/headphone jacks on the front panel.
Details all rear panel connectors including ground, RF output, accessories, power, and special function jacks.
Illustrates how various internal units and external devices connect to the transceiver.
Guides through base station and mobile installation, including grounding, ventilation, and power connections.
Discusses antenna system requirements, impedance matching, and SWR for optimal transceiver performance.
Covers pre-operation checks, frequency selection, and detailed receive operation steps.
Explains transmitter tuning, SSB, CW, AM, FSK, and FM operation, and speech processor adjustment.
Details memory system usage for storing and recalling frequencies, and frequency control options.
A high-level functional block diagram illustrating the transceiver's main circuit sections.
Detailed descriptions of various circuit units, including Receiver, Transmitter, Power Supply, and optional modules.
Explains the AC and DC input, rectification, and regulation for the transceiver's low voltage systems.
Details the generation of high voltages required for the final amplifier tubes and other high-voltage circuits.
Instructions for installing optional AM and CW filters into the FILTER UNIT.
Guide for installing the FM Unit, including optional FM crystal filters for crowded channels.
Procedures for installing the optional DC-DC converter, KEYER, and MEMORY units.
Covers safety warnings, general servicing, and required test equipment for maintenance.
Step-by-step guide for adjusting various front panel controls like VOX, Gain, ALC, APF, and keyer settings.
Details neutralization, power output adjustment, and comprehensive band-by-band alignment steps for optimal performance.
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