Instruments
Microphones for Brass and Woodwind
Quick answer
Use a clip-on condenser on the bell for brass and a dynamic six to twelve inches off the bell for a louder section. Brass is directional and loud at 90 to 105 dBA, so the important decision is which way it points, not which microphone you buy.
Brass and woodwind turn up in churches for special music, at festivals and in traditional services with an orchestra, and they present a problem the rest of the platform does not: they are extremely directional. A trumpet radiates most of its energy in a narrow cone straight out of the bell, which means it is either overwhelmingly loud or nearly inaudible depending on where you and the microphones are standing. That directionality is the tool as well as the problem, because aiming the section is often more effective than anything you can do at the console.
On this page
Placement by instrument
Brass instruments radiate from the bell. Woodwinds do not: a clarinet or a saxophone radiates from the tone holes along the body as well as the bell, so aiming a microphone at the bell of a saxophone captures only the lowest notes properly.
Aim off the bell axis by about 30 to 45 degrees for brass, which avoids the harshest on-axis energy without losing level.
| Instrument | Where to aim | Distance | Watch out for |
|---|---|---|---|
| Trumpet, cornet | Bell, off axis by 30 to 45 degrees | 6 to 12 inches | On axis is painfully bright and can overload a condenser |
| Trombone | Bell, off axis, slightly above | 8 to 16 inches | Slide movement. Leave room or the player hits the microphone. |
| French horn | Behind and to the right of the player | 12 to 24 inches | The bell faces backward. Do not mic the front. |
| Saxophone | Between the bell and the tone holes | 6 to 12 inches | Bell only captures the lowest notes. Aim at the body. |
| Clarinet, oboe | At the tone holes, mid body | 6 to 12 inches | Same. The bell is not where most of the sound comes from. |
| Flute | Above the mouthpiece and headjoint | 6 to 12 inches | Breath noise. Angle across rather than straight at it. |
A clip-on condenser mounted to the bell moves with the instrument, which solves the problem of a player who moves while playing. It also fixes the distance, so the level stays consistent in a way a stand microphone cannot.
What to buy
A clip-on condenser is the practical church answer for brass because it removes a stand from a crowded platform, keeps a consistent working distance and follows the player. A dynamic on a stand is the robust alternative for a loud section.
Audio-Technica PRO 35 Cardioid Condenser Clip-on Instrument Microphone
$159.00A clip-on instrument condenser that mounts to the bell of a horn, the rim of a drum or a music stand, which removes a stand from a crowded platform and keeps the working distance fixed.
Best for: Brass, saxophone and anywhere stands are in the way
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Shure SM57 Pro XLR Dynamic Instrument Microphone
$109.00A dynamic that handles very high levels without complaint and has been used on brass sections for decades. Less detailed than a condenser and considerably harder to damage or overload.
Best for: A loud brass section on stands
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On-Stage MS7701B Euro Boom Mic Stand (For Vocal and Instrument Microphones
$31.95A boom stand, which is what lets a microphone reach the correct angle off a bell without the stand base ending up under the player feet.
Best for: Positioning a microphone off axis on a brass bell
Check price on AmazonSection miking, and when to use fewer microphones
A three or four piece brass section rarely needs a microphone each. They are loud, they balance themselves by ear the way sections have always done, and two microphones in front of the section capture them as a unit with a far better blend than four individual channels that the operator then has to balance manually. Individual microphones make sense when one player takes solos and needs to come forward, and even then the answer is often one solo microphone plus a section pair.
The saving is real: four open condensers on a loud section is four channels of bleed from the rest of the platform, plus the gain before feedback cost of four more open microphones. Two microphones do the job with half the problems. For a full orchestra the same logic applies more strongly, which is covered in orchestra and strings.
Channel setup and protecting the input
Brass produces very high sound pressure levels with sharp transients, and the practical risk is overloading the microphone or the console preamp rather than not getting enough level.
Engage the input pad on brass channels, because a trumpet at close range can produce enough level to clip a preamp at minimum gain.
| Setting | Starting point | Why |
|---|---|---|
| Input pad | Engage it on close brass | A trumpet at six inches can clip a preamp even at minimum gain |
| High pass filter | 80 to 100 Hz | Removes stage rumble without touching the instrument range |
| Harshness cut | 2 to 4 kHz, narrow, by ear | Where close miked brass becomes painful |
| Presence | Rarely needed | Brass has plenty of its own. Adding more is usually a mistake. |
| Compression | About 4:1 on solos, light on sections | Controls the difference between a held note and a stab |
| Phantom power | On for a clip-on condenser | Condensers need it. Dynamics do not. |
If a brass channel distorts and reducing the console gain does not fix it, the microphone itself is overloading. Move it further away or off axis rather than turning the console down, since the distortion happened before the preamp.
The gain before feedback problem specific to this position
Brass is the one instrument family on a church platform that mostly does not need reinforcement at all, and reinforcing it anyway is the commonest error. A trumpet at 90 to 105 dBA with peaks to 115 will fill a 200 seat sanctuary without any help, and putting it through the system simply makes it louder than the room wants while adding another open microphone.
Where it does need help, usually in a large room or against a full band, the directionality works in your favour. Point the section away from the open microphones on the platform and away from the main loudspeakers, and a great deal of the bleed problem disappears geometrically. Brass aimed across the platform at the vocal microphones is the arrangement that causes trouble, and turning the players thirty degrees is free. The same applies to the players own hearing: a trumpet section directly behind the singers is a hearing exposure issue as well as a mix problem, which is worth raising before it becomes a complaint.
How we chose
We did not test these products in person and we never claim to. Picks are researched from manufacturer specification sheets and operator manuals, FCC rules where spectrum is involved, published standards, warranty terms, and the recurring themes in verified owner reviews. Every pick is matched to a real room size, seat count or input list rather than to a price bracket, and it is placed in the tier where its capability actually belongs. Where a product is wrong for most churches we say so on the page.
Sources
- Audio-Technica published specifications for the PRO 35 clip-on condenser microphone
- Shure published specifications for the SM57 dynamic instrument microphone
- Published typical sound pressure levels for brass instruments at 3 feet
Frequently asked questions
What microphone should I use for brass in church?
A clip-on condenser mounted to the bell is the practical church answer, because it removes a stand from a crowded platform and keeps the working distance fixed as the player moves. A dynamic on a boom six to twelve inches off the bell is the robust alternative for a loud section.
Should the microphone point straight into the bell?
No. Aim off the bell axis by about 30 to 45 degrees. Straight on axis is painfully bright, exaggerates the harshest part of the tone and can overload the microphone before the signal reaches the console. Off axis keeps plenty of level while losing the brittleness that makes close miked brass unpleasant.
Where do you mic a saxophone?
Between the bell and the tone holes, aimed at the body rather than into the bell. A saxophone radiates from the tone holes along its length as well as from the bell, so a microphone aimed only at the bell captures the lowest notes well and everything above them poorly. The same applies to clarinet and oboe.
Does every brass player need their own microphone?
Rarely. A three or four piece section balances itself by ear and two microphones in front of it capture a better blend than four individual channels. Individual microphones earn their place when a player takes solos, and even then one solo microphone plus a section pair is usually better than one per player.
Does brass need to be amplified at all in a church?
Often not. A trumpet produces 90 to 105 dBA at three feet with peaks to 115 and will fill a 200 seat sanctuary unaided. Reinforcing it makes it louder than the room wants while adding another open microphone. Check whether the channel is contributing anything before assuming it should exist.
Why does the brass channel distort even at low gain?
The microphone is overloading before the console preamp, so turning the console down cannot help. Engage the input pad, then move the microphone further away or further off axis. Brass at close range produces enough sound pressure to exceed what some condensers can handle without a pad engaged.
Researched, not professional advice. This page is compiled from published manufacturer specifications, operator manuals, FCC rules, published standards and owner-review consensus, not hands-on testing. Sound system design, rigging loudspeakers overhead, and any electrical work are jobs for a qualified professional: have flown loudspeakers and their attachment points signed off by a structural engineer or a certified rigger, and have all wiring done by a licensed electrician to your local code. Wireless microphone rules change, so confirm the current FCC position before buying. As an Amazon Associate we earn from qualifying purchases.