USB Powered Frequency Module with Digital Readout Portable Acrylic Enclosure, Button Based Setup, Stable Crystal Reference for Technical Projects

Adjustable Frequency Control: Set output from the front panel with direct buttons and a clear digital display, helping you review changes quickly during lab testing, circuit setup, or work Crystal Referenced Stability: The digital crystal reference design supports dependable output for repeatable lab work, giving hobbyists and technical users a steadier basis for comparison and tuning Ready For Technical Work: Built for electronics experiments, circuit practice, and setup, this front controlled module supports hands-on testing without relying on complicated external controls Three Output Modes: Use sine, square, and inverted square forms to calibration practice, electronics experiments, and setup from a compact desktop module Compact USB Powered Setup: The acrylic desktop housing works with 5V low-power design and includes a USB cable, making placement easier across worktables, field cases, or portable power setups