What Audio Cables Do I Need for My Event?

When you're hiring a PA system, cables probably aren't the first thing you're thinking about. Speakers, microphones, subwoofers and mixers are much more obvious parts of the setup, but every component needs to be connected correctly before the system can work.

The good news is that you don't need to understand every type of audio connector before hiring equipment. What matters is knowing where the equipment will be positioned, how far apart everything will be and what you intend to connect. With that information, it's much easier to determine which cables—and how much cable—you actually need.

Audio Hire includes the standard cables required to connect and power its speaker packages, with longer cables and other accessories available where the venue or equipment layout requires them.

Why Does the Venue Layout Matter?

The distance between your speakers, subwoofers, mixer, microphones, DJ equipment and power points can have a significant effect on your cable requirements.

Imagine a wedding reception where the main PA speakers and subwoofers are positioned around the dance floor, while the mixer or DJ equipment is located elsewhere. The nearest suitable power outlets may also be some distance from where the equipment needs to go. A corporate event can be even more spread out, with microphones and presenters at the front of the room and the person controlling the sound positioned further back.

Live performances introduce another layer. Microphones, instruments, monitor speakers and other equipment may all be distributed around a stage, while the mixer could be positioned somewhere completely different.

This is why it's worth considering the physical layout of your event before finalising the equipment booking. The correct speakers and microphones aren't much use if the connections don't reach the places where they need to go.

What Is an XLR Cable?

XLR is one of the most common professional audio connections you'll encounter when hiring event equipment. XLR cables are widely used for microphones and can also carry audio signals between different parts of a professional PA system.

If you're hiring a wired microphone, an XLR cable will usually form part of the setup. The important consideration isn't the technical specification of the cable but how far the microphone or other equipment needs to be from whatever it's connecting to.

For larger venues, Audio Hire offers a 50m XLR cable. The additional length can be particularly useful at weddings, corporate functions, live performances and larger events where the mixer, stage, microphones or other audio equipment need to be positioned a substantial distance apart.

You don't need to calculate cable lengths yourself. If you tell us approximately where the equipment will be positioned, we can help identify whether additional cable length is likely to be required.

When Do I Need Longer Audio Cables?

Longer audio cables become useful whenever different parts of the PA system can't conveniently be positioned close together.

At a corporate event, for example, you may want the mixer and sound technician positioned away from the presentation area. At a wedding, the DJ and dance floor may be separated from other parts of the audio setup. Outdoor events can involve even greater distances between the audience area, stage and equipment position.

The mistake is assuming that because you've hired all the right equipment, it will automatically reach wherever you decide to put it on the day.

Before the event, think about where the main PA speakers, subwoofers, microphones, mixer, DJ and performers will be located. If those positions are widely separated, longer cables should be considered as part of the booking.

A 50m XLR cable can provide the additional reach required for suitable professional audio connections in larger event layouts.

What About Extension Leads?

Audio equipment also needs access to power. Powered PA speakers, subwoofers, mixers and other equipment may all require suitable power sources, and venue power outlets aren't always conveniently positioned.

This is especially important because you don't want the location of a power point to determine where the PA system has to go. Speakers should be positioned to provide appropriate coverage, subwoofers should be positioned as part of the overall sound system, and the mixer should be somewhere practical for whoever is controlling the audio.

Where additional reach is required, Audio Hire's 25m heavy-duty extension lead can provide considerably more flexibility when positioning the equipment.

This can be particularly useful at weddings, parties, corporate functions, live performances and appropriately protected outdoor events. Planning the power requirements beforehand means the sound system can be positioned according to the needs of the event rather than simply wherever the nearest outlet happens to be.

More Equipment Means More Connections

Cable requirements naturally increase as the PA system becomes more involved.

A music-focused system with two professional main speakers, at least two subwoofers, several microphones and an audio mixer already has multiple connections to consider. Add a DJ, live performers, monitor speakers or additional speakers for greater venue coverage and the number of connections grows again.

That doesn't mean you need to calculate every cable yourself. It means that equipment should be planned as a complete system rather than as a collection of unrelated items.

This is also why apparently small additions to an event can affect other parts of the booking. Adding another microphone, for example, may also mean another cable, microphone stand and mixer input. Adding performers may introduce microphones, instruments, monitors and further connections.

Thinking about the complete event makes it easier to identify those requirements before setup begins.

Don't Forget Your Microphones

Microphones are one of the most common reasons additional cabling becomes necessary.

Suppose your event has an MC, a dedicated speech position and two vocalists performing later in the evening. Each wired microphone needs an appropriate connection, and the mixer needs enough suitable inputs to accommodate the complete setup.

Wireless microphones remove the cable between the microphone and the person speaking, but their receivers still need to be incorporated into the overall audio system.

It's therefore useful to determine how many microphones the event needs before finalising the mixer and cabling. If several microphones will be used at fixed positions, microphone stands may also be required.

What Cables Does a DJ Need?

If you're having a DJ, ask what equipment they're bringing and what they expect from the PA system.

Some DJs provide their controller, laptop and related DJ equipment while relying on the organiser to supply the main speakers and subwoofers. Their equipment then needs to connect appropriately to the event sound system.

Knowing this in advance makes it much easier to have the correct connections ready when the DJ arrives. It also avoids an inconvenient event-day problem: having perfectly functional pieces of professional equipment that can't immediately be connected because the required cable or adapter wasn't included.

If you're hiring a complete system for a party or dance event, browse Audio Hire's sound system hire options and consider the DJ connection as part of the overall setup.

Live Performers Can Require More Cabling

Live performers can increase the number of audio connections considerably.

A vocalist may require a microphone connection, while a band can introduce several microphones, instruments, monitor speakers and mixer channels. Those components may also be distributed across a relatively large stage area.

Professional performers may provide a technical rider explaining what they require. If they do, provide that information when arranging the audio equipment rather than waiting until the event day.

The PA speakers, subwoofers, mixer, microphones, monitors and cabling can then be planned together. What initially looks like a straightforward PA booking may need additional microphones, stands, mixer capacity, monitors and cables once the performers' actual requirements are understood.

Where Will the Cables Run?

Having enough cable is only part of the job. You also need to think about where those cables will physically go.

A cable positioned behind a stage or routed along a wall is very different from one that needs to cross an area used by guests. Doorways, walkways and other high-traffic areas deserve particular consideration when planning the setup.

Where an appropriate cable route requires additional physical protection, Audio Hire offers cable covers and protectors. Multiple covers can also be used where a longer protected cable run is required.

Good cable management isn't simply about making the setup look tidy. It helps keep the event area organised and reduces the likelihood of cables being disturbed while people are moving around the venue.

Do I Need Cable Covers for My Event?

Whether you need cable covers depends on where the cables need to run.

If the equipment can be positioned so cables remain completely away from guests and traffic areas, additional protection may not be required along every cable route. Event venues, however, don't always make that possible.

A cable may need to travel from one part of a room to another, connect equipment across a performance area or reach an appropriate power source. In those situations, cable covers and protectors can become an important part of the setup.

Think about the venue once guests are actually present. People may be moving between tables, heading towards the dance floor, walking to the bar or bathrooms, or moving around the stage and entertainment area. Planning cable routes around those movements can create a much cleaner and more practical event setup.

Longer Isn't Automatically Better

It can be tempting to hire the longest possible cable for every connection just in case, but that isn't necessarily the best approach.

Excess cable still needs to be managed properly. Large amounts of unused cable can make a setup unnecessarily untidy and create more work during setup and pack-down.

The better approach is to have enough length for the intended equipment positions while allowing sensible flexibility if something needs to move.

A rough floor plan, venue photograph or clear description of where the stage, dance floor, PA and mixer will be located can make it much easier to determine what cable lengths are appropriate.

Don't Let the Power Points Choose Your Speaker Positions

One of the most important reasons to plan cabling properly is that the sound system should be positioned according to the needs of the event rather than the location of the nearest power outlet.

Your main PA speakers need to provide appropriate coverage across the audience. Subwoofers should form part of a properly configured music system. The mixer needs to be accessible to whoever is operating the sound.

Where appropriate, a 25m heavy-duty extension lead can provide greater flexibility to position the equipment where it needs to go.

The same principle applies to audio connections. If the appropriate mixer position requires a longer signal run, adding a 50m XLR cable can be more practical than compromising the entire equipment layout simply to accommodate a shorter cable.

Should I Set Everything Up Myself?

For a relatively straightforward event system, connecting the supplied equipment can be manageable if you're comfortable following the setup instructions.

As the system becomes larger, however, there are more connections to make and more cable routes to plan. A wedding with two main PA speakers, at least two subwoofers, several microphones, a mixer and a DJ connection is already a substantial system. A conference with multiple microphones and a separate mixing position can involve longer cable runs, while live music introduces still more connections.

At that point, professional setup or an on-site sound technician can become particularly useful.

A technician can help position and connect the PA, establish the required cable runs, perform the soundcheck and manage microphones and other audio sources during the event. This isn't simply about having somebody available if something goes wrong. It means the complete system has someone responsible for it from setup onwards.

Delivery Can Make Larger Systems Easier

Cables themselves may not take up the most room, but they're usually part of a much larger equipment booking.

Once you're hiring two main PA speakers, at least two subwoofers, speaker stands, microphones, a mixer, extension leads, XLR cables and cable protection, there can be a considerable amount of equipment to transport.

Audio Hire offers delivery and collection across Adelaide, which can remove the need to arrange a suitable vehicle, load the equipment yourself and return everything after the event.

For larger bookings, combining delivery with setup or technical assistance can remove several jobs from the organiser's event-day schedule.

So, What Audio Cables Do You Need?

You don't need to produce a technical cable list before hiring your sound equipment.

Instead, think about the event layout. Where will the main PA speakers and subwoofers be positioned? Where will the mixer be operated? Where will microphones be used? Where will the DJ or performers set up? Where are the suitable power outlets? Will any cables need to travel across areas used by guests?

Once those details are known, the cable requirements become much easier to determine.

For a larger event, the setup might require a 50m XLR cable for a longer audio run, a 25m heavy-duty extension lead to provide greater flexibility around available power, and cable covers and protectors where appropriate cable routes need additional protection.

If you're putting together the complete system, you can also browse Audio Hire's PA hire options and sound system hire range.

If you're unsure what you need, contact Audio Hire and tell us about your venue, approximate guest numbers, event activities and equipment requirements.

You don't need to know which connectors, cable lengths or accessories to ask for. Tell us how the event will work and where the equipment needs to go, and we can help determine what the complete setup requires—including the cables, extension leads and cable protection needed to connect it properly.

Cables may not be the most exciting part of an event sound system, but having the right connections, enough reach and appropriate cable protection is what allows everything else to work where you need it.