What Is a Mic Cable Called? XLR, Mic Lead and Patch Terms

The order form asks for a mic lead. The supplier catalog lists XLR cables. The invoice that arrives says balanced audio cable, and the warehouse ships a patch cable because the length field was left blank. Four names describe one part, and the confusion is not cosmetic: it changes what a search returns, what a quote includes and whether the box contains a plug or a socket. Getting the vocabulary straight takes a minute and prevents most of the returns.

Four names for one cable

The vocabulary splits by region and by trade rather than by product. A US parts house sells an XLR microphone cable. A UK rental company issues mic leads. A consumer marketplace lists mic cords. A specifier writing a bill of materials calls it a balanced audio cable, because that describes the construction rather than the connector. All four refer to a shielded twisted pair with a 3-pin connector at each end. The differences appear in the adjectives: length, gauge, shield type and jacket color are what actually distinguish one part from another. Regional usage also changes the plural, with mic leads in Britain, mic cables in the United States and cords in consumer listings. The word lead implies an assembly with the connectors already fitted.

XLR cable in US catalogs

XLR cable is the dominant search term in North America and the one most likely to return a usable result. Parts houses usually write XLR microphone cable to separate it from AES3 digital cable and DMX lighting cable, which use the same shells. A bare search for XLR cable returns all three, plus adapters and panel connectors. Add the word microphone to filter the list.

Mic lead in UK and Irish trade

In British and Irish usage a lead is an assembled cable, so a mic lead is a microphone cable with connectors already fitted. Length is normally quoted in meters, and a jack lead means a 1/4 inch cable rather than an XLR one. A purchase order that says lead and arrives as bulk cable is a language problem, not a supply problem.

Why the connector name became the cable name

The connector series is called XLR, and the cable it is fitted to inherited the name. That shorthand is convenient and imprecise. The cable itself is a shielded twisted pair with a drain or braid, and its electrical identity comes from conductor gauge, capacitance per foot and shield coverage, none of which the connector name describes. Two cables sold as XLR cable can differ by a factor of two in capacitance and by ten in shield resistance. The name tells a buyer what fits; it says nothing about what the cable does. That gap is why two cables that both fit the same socket can behave differently on a 100 ft run. Fit is not performance, and the connector name cannot tell you which is which.

XLR is a connector series

The letters describe a circular connector with a latch and, in the original Cannon design, a rubber insert. A cable is not XLR any more than a road is a tire. When a specification matters, describe the cable by construction: two conductors plus shield, 24 AWG, 30 pF per foot, spiral shield with 95 percent coverage. That description travels better than a brand name.

What the standard fixes and leaves open

IEC 61076-2-103 covers the 3-pin to 7-pin circular connector family: contact arrangement, gender, keyway and mating dimensions. It does not set cable capacitance, shield type, jacket material or flex life. Those remain manufacturer choices, which is why two parts that both meet the connector standard can behave very differently on a long run. Two parts can both comply and still differ in capacitance, shield coverage and flex life.

Patch cable, snake and multicore

A patch cable uses the same connector family for a different job. It is short, often one to three feet, and joins two pieces of gear inside one rack, so shielding and capacitance matter less. A microphone cable runs to a performer, gets handled, and needs a shield that survives flexing. A snake, also called a multicore, bundles eight to thirty-two channels into one jacket and splits them into fan-out legs at each end. The individual legs are ordinary mic cables; the bundle is the snake. Fan-out legs are usually numbered with a shrink sleeve so a stage patch can be traced without following each cable by hand. Ordering a snake when a single cable was needed, or the reverse, is a common and expensive mistake.

How to search for the right part

Build the search from four fields: connector, gender, length and use. Connector and gender give 3-pin XLR female to male, which is the standard microphone orientation. Length should be given twice if the supplier sells internationally, in feet and in meters, because a 10 ft part is not the 10 m part. The use word, microphone, filters out digital and lighting cable. Then add the physical detail that matters for the job, such as a right-angle plug for a tight rack or a colored jacket for channel identification. Sort results by length next, because a listing without a length is usually a connector rather than a cable. Then check the gender order. A female socket at one end and a male plug at the other is the standard build for a microphone run.

What to tell a supplier

A clear request names the construction, not just the connector. State the conductor gauge, the shield type and its coverage, the jacket material, the connector type and gender at each end, the finished length with a tolerance, and the quantity. Ask whether the ends are soldered or crimped and whether every cable is tested. If the answer to the test question is vague, the price is not comparable to a supplier who tests. For a repeat order, quote the previous part number and the length rather than the product name. Write the request as a table with one row per length, and ask for a sample end before the full batch is terminated. A sample costs one connector and prevents a hundred wrong ones.

Common terms for a microphone cable and how to search them

Real-World Application Scenarios

Three orders show why the words matter. A church volunteer replacing four damaged cables searches mic cord, finds molded consumer parts and returns them because the connectors do not lock. A UK studio buying from a US vendor orders mic leads in meters and receives feet, so every run is short by a third. A school AV technician asks for an XLR cable for a podium microphone and receives a DMX lighting cable, which has the right shells and the wrong impedance and shield. Each problem is solved by one extra field in the request.

Related Guides on This Site

The naming question usually sits next to two others. The overview of what XLR is explains the connector family, the history of what XLR stands for covers the letters themselves, and the microphone cable guide compares the constructions sold under all four names. Read them together before writing a purchase order.

Frequently Asked Questions (FAQ)