How-To

Learn about using QAREQU's products and related topics. If you need to download software, you can visit our download page. Need more products help? Please contact us. Thank you.

Fiber Optic Extenders

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  • Breaking Down the SDI Standards

    For engineers, technical directors, and utility crews, "SDI" isn't just one blanket term. Using the wrong standard can result in a total signal drop, intermittent flickering, or a screen full...

    Breaking Down the SDI Standards

    For engineers, technical directors, and utility crews, "SDI" isn't just one blanket term. Using the wrong standard can result in a total signal drop, intermittent flickering, or a screen full...

  • SDI to Fiber Converter Compatibility Guide

    When SDI video systems outgrow the distance limits of copper BNC cables, fiber optics become the standard upgrade path for reliable long-distance transmission. But many installations (in broadcast, live production,...

    SDI to Fiber Converter Compatibility Guide

    When SDI video systems outgrow the distance limits of copper BNC cables, fiber optics become the standard upgrade path for reliable long-distance transmission. But many installations (in broadcast, live production,...

  • HD-SDI Fiber Solutions for Budget Live Producti...

    Many HD-SDI fiber extenders fail when modern 1080p60 cameras are connected to older 1.5G HD-SDI systems, causing black screens, unstable video, and “no signal” errors. This is common in churches,...

    HD-SDI Fiber Solutions for Budget Live Producti...

    Many HD-SDI fiber extenders fail when modern 1080p60 cameras are connected to older 1.5G HD-SDI systems, causing black screens, unstable video, and “no signal” errors. This is common in churches,...

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LCD Controller Boards

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Microscope Cameras

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  • Latency Trap: Why 60 FPS Matters for High-Volum...

    When buyers look at microscope camera specs, they often spot on Resolution. They see "4K" and assume it's the best. However, in a high-volume manual inspection environment, resolution is secondary...

    Latency Trap: Why 60 FPS Matters for High-Volum...

    When buyers look at microscope camera specs, they often spot on Resolution. They see "4K" and assume it's the best. However, in a high-volume manual inspection environment, resolution is secondary...

  • C60 Microscope Camera Menu Go Through

    Let's go through QAREQU C60 microscope camera's menu. We can either press Menu button on camera, or M button on remote control to enter menu.   Menu: White Balance Exposure...

    C60 Microscope Camera Menu Go Through

    Let's go through QAREQU C60 microscope camera's menu. We can either press Menu button on camera, or M button on remote control to enter menu.   Menu: White Balance Exposure...

  • Choosing the Right Microscope Camera

    Choosing the suitable camera for microscope use depend on your specific needs and budget. Determine the primary use such as biological research, industrial inspection, educational purposes, hobby... etc, and set...

    Choosing the Right Microscope Camera

    Choosing the suitable camera for microscope use depend on your specific needs and budget. Determine the primary use such as biological research, industrial inspection, educational purposes, hobby... etc, and set...

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Optical Drives

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  • Use Internal Optical Drive As External

    Most laptop optical drives use Slimline SATA (7+6 pin) connector rather than standard SATA. The good news is that these drives only require 5V power and can usually run directly...

    Use Internal Optical Drive As External

    Most laptop optical drives use Slimline SATA (7+6 pin) connector rather than standard SATA. The good news is that these drives only require 5V power and can usually run directly...

  • Making LightScribe Work in 2026

    If you’ve managed to hunt down a working drive and a stack of golden discs, you’ve completed the easy part. The real challenge is convincing a modern operating system to...

    Making LightScribe Work in 2026

    If you’ve managed to hunt down a working drive and a stack of golden discs, you’ve completed the easy part. The real challenge is convincing a modern operating system to...

  • Read DVD Disc On Android Smartphones - Disc Lin...

    Disc Link Platinum is an APP (by Hitachi-LG Data Storage Inc.) for Android Tablet/ Smart phone to play or copy CD / DVD files, play audio files, rip audio CDs, back data up,...

    Read DVD Disc On Android Smartphones - Disc Lin...

    Disc Link Platinum is an APP (by Hitachi-LG Data Storage Inc.) for Android Tablet/ Smart phone to play or copy CD / DVD files, play audio files, rip audio CDs, back data up,...

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WiFi Antennas

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  • Connect M.2 WiFi Antenna Connectors

    Those tiny M.2 Wi-Fi antenna connectors (known as MHF4 connectors) are notoriously frustrating to plug in. Because they are so small, it is incredibly easy to bend the center pin...

    Connect M.2 WiFi Antenna Connectors

    Those tiny M.2 Wi-Fi antenna connectors (known as MHF4 connectors) are notoriously frustrating to plug in. Because they are so small, it is incredibly easy to bend the center pin...

  • Choosing Internal WiFi Antennas: PCB vs FPC

    For internal WiFi antennas, the two most common solutions today are PCB antennas and FPC antennas. They may appear similar. However, their design philosophy, installation flexibility, manufacturing consistency, and real-world...

    Choosing Internal WiFi Antennas: PCB vs FPC

    For internal WiFi antennas, the two most common solutions today are PCB antennas and FPC antennas. They may appear similar. However, their design philosophy, installation flexibility, manufacturing consistency, and real-world...

  • High Gain WiFi Antennas 6dBi vs 8dBi

    Upgrading network setup can be an incredibly frustrating experience. With the widespread adoption of Wi-Fi 6E and Wi-Fi 7 hardware, major manufacturers are pushing consumers toward expensive mesh routing systems....

    High Gain WiFi Antennas 6dBi vs 8dBi

    Upgrading network setup can be an incredibly frustrating experience. With the widespread adoption of Wi-Fi 6E and Wi-Fi 7 hardware, major manufacturers are pushing consumers toward expensive mesh routing systems....

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