1. General Information:

️· Manufacturer: M-System
️· Model: WJFT (Specific model number is likely ES-2279 Rev. 8)
️· Website: [http://www.m-system.co.jp/](http://www.m-system.co.jp/)
️· Function: Modular signal processing unit, allowing for various signal manipulations.

2. Key Features & Modules (Signal Processing Functions):

The document describes a range of processing modules. Each module has a description, a block diagram illustrating the input/output relationship, and a short mathematical equation defining its behavior. The modules cover a wide variety of functionalities.

️· Moving Average Output: Calculates a moving average of input signals over a set time period.
️· Dead-Time Computing: Introduces a time delay before the output responds, followed by a first-order lag.
️· Delay Buffer: Implements a first-order lag (similar to a delay).
️· Lead-Time Computing: Implements a lead-time equation.
️· Ramp Buffer: Limits the rate of change of the output signal.
️· Mean Average Output: Calculates a mean average of a set of inputs, excluding the largest and smallest values.

3. Detailed Module Descriptions with Equations (Examples):

The document goes into specific details about each module, including:

️· Variables: Descriptions of the various time constants (H, T, CP, CN, N, U, L) and their adjustable ranges.
️· Mathematical Equations: Each module is described by a mathematical equation that defines its transfer function (e.g., `X 0 (s) = X 1 (s) / (1 + T s)`).
️· Step Input Response Diagrams: Illustrative diagrams showing the step input response for several modules.

4. Connection Diagram

️· Diagrams indicating input and output connections of different modules.

5. Common Terminology & Symbols:

️· `X 0`: Output signal
️· `X 1`: Input signal
️· `s`: Laplace variable (used in transfer functions)
️· `H`: Sampling cycle
️· `T`: Time constant
️· `CP`: Maximum rate of positive output change
️· `CN`: Maximum rate of negative output change
️· `N`: Number of samples
️· `U`: Number of largest samples to exclude
️· `L`: Number of smallest samples to exclude

Overall Purpose of the Document:

This is a technical reference manual intended for engineers or technicians who are familiar with signal processing principles and want to use the WJFT modules to create custom signal processing systems. It provides a detailed explanation of the functionality of each module and the equations that govern their behavior.