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General| Brand | Trio |
|---|---|
| Model | VT-121 |
| Category | Measuring Instruments |
| Language | English |
Details the key features and advantages of the VT-121.
Describes the signal flow and main functional blocks of the VT-121.
Details individual circuit blocks like attenuators, amplifiers, detectors, controls, and power supply.
Lists and describes controls located on the front panel of the VT-121.
Lists and describes controls and connectors on the rear panel.
Identifies preset controls (trimmers, resistors) located on the side panel.
Steps for initial setup and powering on the VT-121.
Explains Voltage, dB, and dBm scales and their usage.
Instructions for using the remote control and relative reference features.
Explains how to measure amplifier gain using the VT-121.
Details how to calculate RMS and peak values for different waveforms.
Steps for safely removing and remounting the VT-121 casing.
Procedure for replacing the fuse, including voltage-specific ratings.
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