How many microphones do you need for a panel discussion?
For a panel discussion, plan on roughly one microphone per two panellists, plus a separate microphone for the moderator and at least one for audience questions. The exact numbers depend on the setup and the type of microphone.
The short answer
For a panel discussion, plan in the basic case on one microphone per two panellists, a separate microphone for the moderator and at least one loose microphone for audience questions. If your panel is larger than four people, or you want a clean recording and livestream, then you move towards one microphone per person. Always add one spare on top of that.
A concrete example: a panel of four people with a moderator and audience questions comes to roughly two to four microphones for the panel, one for the moderator and one to two for the room. That is four to seven microphones plus a spare.
Count per role, not per head
The biggest mistake is looking purely at the number of people. Look at the roles that speak.
Panellists
Panellists take turns and respond to one another. Two people sitting right next to each other can easily share one table or boundary microphone, provided that microphone has a wide pickup range. If they sit further apart, or you want everyone captured individually on the recording, then give each person their own microphone. That prevents volume differences when someone turns towards the other.
- Up to 4 panellists close together: 1 microphone per 2 people can be enough
- 4 or more panellists, or a spacious setup: 1 microphone per person
- Panel with livestream or recording: always 1 per person for consistent quality
The moderator
The moderator speaks the most, moves around frequently and sometimes walks into the audience. Give the moderator their own wireless microphone, preferably a lavalier or headset so the hands stay free. Never let the moderator share a microphone with a panellist, because that makes steering the conversation awkward.
Audience questions
Questions from the room are often the least intelligible on recordings. Do not underestimate this. Two options work well:
- One or two wireless handheld microphones passed around by hosts
- A fixed question microphone (for example on a stand in the aisle) that people walk up to
For large rooms or a lot of expected interaction, choose two roving microphones, so the next questioner already has a microphone while the previous one is still speaking.
The type of setup determines the type of microphone
The shape of the panel determines which microphone is practical.
- Panel behind a table: table microphones or boundary microphones keep the picture tidy and are quick to set up
- Panel in lounge chairs without a table: lavaliers or headsets, because there is no place to set down a microphone
- Changing speakers or an informal setting: wireless handheld microphones that are passed along
Keep the visuals in mind. For a livestream or photos, small lavaliers look calmer than a row of stand microphones. For a short session with quick setup and teardown, handheld microphones are the most flexible.
Do not forget the technology behind the microphones
More microphones means more channels on the mixing desk and more risk of feedback. A sound engineer who mutes the inactive microphones during the session keeps the sound clean and intelligible. With four or more open microphones, that support is not a luxury but a necessity.
Also pay attention to frequencies. Wireless microphones must work on different, clear frequencies, otherwise they interfere with one another. In a building with a lot of other wireless equipment, a frequency scan beforehand is wise.
Microphone checklist for your panel
- Number of panellists determined and allocated: 1 per person or 1 per 2
- Separate wireless microphone for the moderator arranged
- 1 or 2 microphones for audience questions planned in
- Microphone type chosen based on the setup (table, lavalier, handheld)
- At least 1 spare microphone and full spare batteries on hand
- Enough channels on the mixing desk and someone operating the sound live
- Wireless frequencies checked and allocated
- Short soundcheck with all speakers scheduled beforehand
Spares are not an extra, but standard
Batteries run down, a lavalier fails, someone forgets to switch on. That is why you should always plan on at least one extra wireless microphone and enough spare batteries. For important or recorded sessions you work with a double set, so you can switch within seconds if something fails without the audience noticing.
Unsure about the right number and type for your room and programme? HuurAV is happy to think along with you about the setup, the microphone choice and the on-site support, so that every word from your panel comes across well to both the room and the camera. Feel free to request advice for your event in Amsterdam and the surrounding area.
Frequently asked questions
Can two panellists share one microphone?
For a calm conversation with short turns this can work, but it often results in inconsistent volume and awkward passing back and forth. For a smooth, intelligible panel we prefer one microphone per person, or one per two if the members sit right next to each other.
Is a lavalier or a handheld microphone better for a panel?
Lavaliers keep the hands free and are ideal when panellists gesture a lot or make notes. Handheld or table microphones are more practical with changing line-ups and for a short session where no one needs to be clipped up.
How do you handle audience questions without chaos?
Use one or two wireless handheld microphones passed around by hosts, or set up a fixed question microphone in the aisle. That keeps every question intelligible and usable on the recording.
Do you need spare microphones?
Yes. Plan on at least one extra wireless microphone and enough spare batteries. For important or recorded sessions a double set is standard practice, so you can switch instantly if something fails.