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General| Brand | DRAKE |
|---|---|
| Model | T-4XC |
| Category | Transmitter |
| Language | English |
Details the T-4XC transmitter's capabilities, features, and the manual's structure.
Covers frequency stability, modes of operation, and power supply requirements.
Covers unpacking, location, power, antenna, microphone, and ground requirements.
Details receiver muting, antenna switching, injection, and R-4C specific features.
Guides on connecting the SPR-4 receiver and linear amplifiers.
Explains the main tuning dial and provides tune-up and bias adjustment procedures.
Provides a detailed explanation of each front panel control and its function.
Details SSB operation, including VOX, PTT, gain, and delay adjustments.
Instructions for CW, AM operation, and using the spotting function.
Explains transceive modes and provides precautions for frequency accuracy.
Details operating on accessory frequencies and using crystal-controlled operation.
Guides on operating with linear amplifiers and performing RTTY operations.
How to connect a phone patch to the T-4XC.
Explains SSB signal generation, balanced modulator, and RF circuits.
Details the oscillator and mixer stages for frequency control.
Covers AGC, envelope feedback, AM modulation, and sidetone circuits.
Covers factory service, safety warnings, and procedures for removing unit covers.
Guides on replacing tubes, troubleshooting common issues, and using test equipment.
Step-by-step alignment procedures for RF and mixer stages.
Procedures for neutralizing final amplifiers and checking crystal oscillators.
Details the procedure for adjusting the VFO for proper operation.
Provides resistance and voltage charts for maintenance and troubleshooting.
Lists all tubes and semiconductors used in the T-4XC transmitter.
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