PM6680A

Product Overview

• Category: Test and Measurement Equipment
• Use: Frequency Counter/Timer
• Characteristics: High accuracy, wide frequency range, versatile functionality
• Package: Compact form factor, portable design
• Essence: Precise measurement of frequencies and time intervals
• Packaging/Quantity: Single unit per package

Specifications

• Frequency Range: 0.01 Hz to 3 GHz
• Resolution: 9 digits/s
• Time Interval Range: 100 ns to 10 s
• Input Impedance: 1 MΩ // 25 pF
• Sensitivity: 20 mVrms to 5 Vrms
• Display: 8-digit LED display
• Power Supply: AC 100-240 V, 50/60 Hz

Detailed Pin Configuration

The PM6680A features the following pin configuration:

• Pin 1: Power Supply (+)
• Pin 2: Power Supply (-)
• Pin 3: Input Signal (+)
• Pin 4: Input Signal (-)
• Pin 5: Ground

Functional Features

• High accuracy frequency and time interval measurements
• Automatic range selection for ease of use
• Statistical analysis of measured data
• Programmable gate time for improved resolution
• Built-in self-test capability
• RS-232 interface for remote control and data transfer

Advantages and Disadvantages

Advantages: - Wide frequency range allows for versatile applications - High accuracy ensures precise measurements - Compact and portable design for easy transportation - User-friendly interface with intuitive controls - Statistical analysis feature provides valuable insights

Disadvantages: - Limited time interval range compared to specialized equipment - May require additional accessories for certain applications - Higher cost compared to entry-level frequency counters

Working Principles

The PM6680A operates on the principle of counting input signal cycles over a gate time to determine frequency or time interval. It utilizes advanced digital techniques to achieve high accuracy and resolution. The input signal is conditioned and processed by internal circuitry, and the measured results are displayed on the LED display.

Detailed Application Field Plans

The PM6680A finds applications in various fields, including:

1. Telecommunications: Frequency measurement of signals in communication systems.
2. Electronics: Testing and characterization of electronic components and circuits.
3. Aerospace: Time interval measurements for synchronization purposes.
4. Research and Development: Precise frequency analysis and calibration.
5. Education: Teaching and learning about frequency and time measurements.

Detailed and Complete Alternative Models

• Model A: XYZ123 - Offers extended frequency range up to 6 GHz.
• Model B: ABC456 - Provides higher resolution for demanding applications.
• Model C: DEF789 - Includes additional features such as modulation analysis.

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