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General| Brand | Yaesu |
|---|---|
| Model | FT-DX-500 |
| Category | Transceiver |
| Language | English |
Details emission types and input power for SSB, CW, and AM.
Specifies operational frequency bands and frequency stability.
Details the minimum signal level for detection.
Explains the operation of the receiver section.
Explains the operation of the transmitter section.
Describes the crystal-controlled carrier oscillator.
Details the HF oscillators used for band selection.
Explains the VFO circuit for frequency tuning.
Steps for initial inspection and setup before operation.
Procedures for adjusting meters and bias settings.
Steps for tuning the receiver for optimal performance.
Covers CW/AM operation and sidetone adjustment.
Includes service instructions, warnings, and measurement procedures.
Covers initial tuning and carrier balance adjustments.
Details tuning for different bands and frequencies.
Procedures for neutralization and spurious radiation reduction.
Aligning IF transformers and antenna input.
Procedure for setting the S-meter to zero.
Lists common defects like unstable current, low sensitivity, and VOX issues.
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