Choosing a Shure Ribbon Microphone

Ribbon microphones are valued for a smooth, natural top end and for taming bright or harsh sources. They behave differently from the dynamic and condenser mics most people connect to a computer, though. This guide helps you decide whether a Shure ribbon model fits your setup, then covers how to connect it, set levels and check the result without risking the ribbon.

Before you start

Confirm what Shure currently sells. The company's ribbon range has historically centered on the KSM313/NE and KSM353/ED. Both are passive, bidirectional designs that use Shure's Roswellite ribbon material. Model availability and specifications change, so check the official product pages and spec sheets before you buy rather than relying on older reviews.

Everything here runs locally. The microphone is an analog XLR device with no software, account or cloud service of its own. You need an audio interface or mixer with an XLR input. Your computer sees that interface, not the microphone, as the input device. Any privacy or file-handling questions apply to the recording or calling app you use, so check that app's own documentation.

Check your preamp. Passive ribbons have low output and need a preamp with plenty of clean gain. Look up your interface's maximum gain specification instead of assuming it is enough. If it is marginal, plan for an inline phantom-powered booster placed between the microphone and the interface.

Consider the room. A figure-8 pattern picks up sound equally from the front and back and rejects the sides. Whatever sits behind the microphone, such as a computer fan, a window or a bare wall, ends up in the recording.

Step-by-step instructions

1. Match the microphone to the source

Ribbons are a common choice for guitar amplifiers, brass, drum overheads and voices that sound harsh on condensers. For everyday video calls in an untreated room, a dynamic or condenser model is often easier to live with. A ribbon still works if the room is quiet and your preamp has ample gain. The KSM313/NE is a dual-voice design whose two sides offer different tonal characters. Read its user guide to confirm which side suits your source.

2. Handle phantom power correctly

Passive ribbon microphones do not need phantom power. Follow the manual's guidance on whether yours tolerates it. As a safe habit, switch phantom power off before connecting or disconnecting the cable. Use properly wired balanced XLR cables, and avoid patchbays or adapters that could momentarily short a pin. If you use an inline booster, phantom power feeds the booster, and the microphone connects to the booster's input.

3. Connect and set the input level

Turn down your monitors, then connect the microphone to the interface with phantom power off. Select the interface as the input device in your operating system and in your recording or calling app. Speak or play at your real performance volume while raising the gain. Stop when peaks are strong but leave clear headroom below clipping. Because these settings live in software and on the interface, you can reset them at any time.

4. Choose the sample rate and output device

The microphone has no sample rate; the interface and software set it. Use the same rate in the interface control panel, your operating system and your recording software to avoid conversion problems. Many calling apps resample audio internally anyway. Choose headphones as the output device so speaker sound does not reach the rear of the figure-8 pattern and cause echo.

5. Position the microphone

Ribbons have strong proximity effect, so bass increases as you move closer. Start at a moderate distance and adjust by ear. Use a pop filter for voice, and never blow into the microphone, because air blasts can stretch the ribbon. Angle the rear lobe toward something quiet or absorbent, and place noisy equipment at the sides, where the pattern rejects it.

Check the output

Record a short test at your normal level and play it back on headphones. Listen for hiss in quiet passages, which points to a preamp working near its limit. Also listen for clipping on loud peaks, a tonal balance that is too dark or too boomy, and room sound or noise coming from behind the microphone. Try two or three positions and compare.

For video calls, use the app's microphone test or make a test call. Many calling apps apply automatic gain control and background noise suppression, which change how a ribbon sounds. Check whether your app lets you adjust or disable these features. The recorded file format and quality are set by your software, not by the microphone.

Common problems and next steps

The signal is very quiet: Confirm the correct interface input is selected and its gain is up. If it is still too low, add an inline booster or move the microphone closer to the source.

There is constant hiss: The preamp is probably near maximum gain. A booster, a quieter preamp or a closer placement lets you lower the gain.

The sound is too roomy or picks up echo: Rotate the microphone so the rear faces a quieter or softer surface, add absorption behind it, and monitor on headphones instead of speakers.

Voice sounds muddy or boomy: Move back from the microphone to reduce proximity effect, or try the other side on a dual-voice model.

The app does not detect the microphone: Check that the interface is chosen as the input device in the app, and that the operating system allows that app to access the microphone.

Distortion, rattling or output loss that was not there before: The ribbon may be damaged. Stop using the microphone, do not open it, and contact Shure service or an authorized repair center. To prevent this, store the microphone covered and in its case.