Sennheiser MKH 8040 HF Microphone Set (Cardioid)

Product Overview

The Sennheiser MKH 8040 HF Mic Set is a complete cardioid RF condenser microphone system comprising the MKH 8040 miniature capsule and MZX 8000 XLR module. The cardioid polar pattern provides front-focused pickup with strong rear rejection, making it one of the most versatile capsules in the MKH 8000 series. Its RF condenser technology delivers ultra-low self-noise and moisture resistance suited to professional studio, broadcast, and location recording environments. The modular platform allows the capsule to be swapped with other MKH 8000 polar patterns as applications change.

Product Description

The MKH 8040 is the cardioid capsule in Sennheiser's MKH 8000 series — a professional RF condenser microphone platform that has become a standard in high-end studio and field recording. The cardioid polar pattern rejects sound from the rear hemisphere while maintaining a smooth, controlled pickup axis, which makes the MKH 8040 effective for instrument spot miking, overhead recording, stereo XY pairs, and broadcast applications where ambient noise rejection is needed. RF condenser technology gives the MKH 8040 a significant practical advantage over conventional condensers: the capsule resists moisture and humidity, allowing it to operate reliably outdoors, on stage, or in temperature-varying environments without the risk of condensation-related failure. Self-noise is among the lowest available in any cardioid microphone, ensuring that quiet acoustic sources — solo strings, breath, quiet room tone — are captured cleanly without audible noise floor. The MZX 8000 XLR module included in this set provides the balanced output stage, phantom power conditioning, and mechanical connection that converts the capsule into a standard studio-ready microphone. Because the MKH 8000 system is fully modular, the capsule is interchangeable with other MKH 8000 polar patterns — engineers who own an MZX 8000 module can build a multi-capsule kit for a fraction of the cost of multiple complete microphone systems. The MKH 8040 is widely used in film scoring, classical recording, broadcast, and nature sound applications, and pairs naturally with the MKH 8020 and MKH 8050 capsules in multi-microphone setups.

Key Features

• Cardioid Polar Pattern — Front-focused pickup with strong rear rejection for controlled, versatile recording in live and studio environments.
• RF Condenser Technology — Moisture-resistant and thermally stable for reliable performance in outdoor, stage, and demanding humidity conditions.
• Ultra-Low Self-Noise — 13 dB(A) self-noise captures even the quietest acoustic sources with minimal background noise.
• Modular MKH 8000 System — Capsule is interchangeable with all MKH 8000 polar patterns via the included MZX 8000 XLR module.
• Extended Frequency Response — 30 Hz to 50 kHz for accurate capture of full-range acoustic sources.
• Compact Miniature Form Factor — Small capsule size allows discreet placement as instrument spot mics, overheads, or stereo pairs.
• Complete Set — Includes MKH 8040 capsule and MZX 8000 XLR module for immediate use.
• High SPL Handling — Suitable for loud sources without padding, covering a wide dynamic range.

Typical Applications

• Orchestral and acoustic instrument spot miking
• XY and ORTF stereo recording pairs
• Film and television location sound
• Broadcast voice-over and on-air recording
• Overhead recording for drums and percussion
• Nature and wildlife field recording

Technical Specifications

Frequently Asked Questions

What is the difference between the MKH 8040 and MKH 8020?

The MKH 8040 is a cardioid capsule with directional pickup that rejects sound from the rear, while the MKH 8020 is omnidirectional and captures sound equally from all directions. The 8040 is the better choice for spot miking and noise rejection; the 8020 is preferred for room and ambience capture.

Can the MKH 8040 be used in XY stereo configuration?

Yes. Two MKH 8040 capsules with two MZX 8000 modules can be arranged in an XY or ORTF stereo configuration. For a factory-matched stereo pair, consider the MKH 8040 Stereoset.

Is the MKH 8040 compatible with MKH 8000 modules I already own?

Yes. The MKH 8000 capsules are interchangeable with the MZX 8000 XLR module. If you already own a module, you do not need to purchase the full set.

What outdoor accessories are available for the MKH 8040?

The MZW 20-1 blimp windscreen system provides the most effective wind protection for location use. For table or stand mounting, the MZT 8000 metal table stand and MZS20-1/216 shockmount are compatible accessories.

Does the MKH 8040 have a high-pass filter or pad?

Built-in switchable filters are not present on the MKH 8040 capsule itself. Signal processing should be handled at the preamp or console stage. The high maximum SPL handling means a pad is rarely required.

How does RF condenser technology affect durability in the field?

RF condensers do not rely on a static DC charge to bias the capsule, which makes them far less sensitive to humidity and condensation than conventional condensers. This makes the MKH 8040 significantly more robust for outdoor and touring use.