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By: Lynn Zhang | Audio Manufacturing Specialist ,CEO of Jingyi Audio Published: December 30, 2025 Reading Time: 5 Minutes Author's Note: I’ve been on enough stages to know that specific sinking feeling when the strobe hits just a fraction of a se...

2–3 SENTENCE SUMMARY A high potential (Hipot) / dielectric withstand test is a controlled high-voltage check across a cable’s insulation to confirm it won’t arc, break down, or leak abnormally under electrical stress. OEM/ODM audio cable m...

Short answer: xlr7 (7-pin XLR) is not one universal “plug-and-play” cable standard. In tube-mic systems, pin assignments can differ by brand and model, so the wrong cable can cause anything from noise to real hardware damage. For OEM/ODM buyers, ...

Key Takeaways “3.5 mm to ft” isn’t just a conversion. Most people really mean: “How many feet can I run this cable before it sounds worse or starts buzzing?” For many passive, unbalanced 3.5mm runs, 15–20 ft is...

Key Takeaways 3.5 mm to in = 0.1378 inches (3.5 ÷ 25.4). Some people mean inches. Others mean audio IN (input/line-in). This page covers both. If a plug fits but fails, it’s often TS/TRS/TRRS confusion (and headset CTIA vs OMTP ...

Key Takeaways TRS (3-pole) stereo wiring: Tip = Left, Ring = Right, Sleeve = Ground. TRRS (4-pole) headset wiring: CTIA and OMTP look the same, but Mic and Ground swap—that’s why “audio works, mic doesn’t.” Ring count isn...

Key Takeaways Most pin jack xlr mix-ups come from wiring and grounding, not the connector shape. Balanced audio (XLR or balanced TRS) can reduce noise on long runs, but only when the gear is truly balanced. A reliable wiring table plus a short hum checkli...

Key Takeaways If you’re hearing hum, buzz, or radio noise, the fix is usually shielding, grounding, or cable routing, not “secret tone.” Balanced XLR/TRS is the safer choice for long runs and messy electrical environments, while RCA is o...

High end audio manufacturers earn the “high-end” label when they can build the same quality again and again—quiet signal transfer, tough mechanical parts, and clean documentation that holds up in audits. For US OEM buyers, the safest choice...

Key Takeaways Turntables send a very small and sensitive signal, so rca cables for turntable are part of the sound chain, not just an accessory. For phono use, the things that really matter are low capacitance, solid shielding, and good connectors, not fanc...