Cables (video, audio, USB) Signal

The DB9-TERS DB9 Serial Tester is a simple, plug-and-play tool that helps you troubleshoot and monitor RS-232 connections with ease. Equipped with dual-color LEDs, it provides a clear visual of data t more→ransmission and reception activity across all 9 pins with no power source required. Designed with both DB9 male and female connectors, this compact tester fits seamlessly between your RS-232 host and device, making it perfect for verifying DTE and DCE interfaces. It supports data rates up to 200Kbps and works across Windows, macOS, and Linux systems. Whether you're testing communication lines or checking pin activity, this tester keeps things easy and efficient.

Test, troubleshoot, and verify your HDMI setups with the J-Tech Digital HDMI Test Signal Generator. Engineered for professionals and enthusiasts, it supports up to 8K@60Hz (4:2:0, 10-bit) with 40Gbps more→bandwidth, full HDR testing, and multiple color formats including RGB, YCbCr444, YCbCr422, and YCbCr420. Equipped with 64 video resolutions and 33 test patterns, this compact device ensures precise video signal verification for TVs, monitors, projectors, and AV receivers. Audio testing is seamless, supporting LPCM 2CH internal audio, external S/PDIF input, and HDCP 2.3/1.4 pass/fail verification. Advanced features include EDID read/write, timing, format, InfoFrame, and HDCP analysis, plus CEC control …