The Shure KSM42 is a premium side-address large dual-diaphragm cardioid condenser microphone designed for world-class studio vocal recording. Featuring Prethos® Advanced Preamplifier Technology for exceptionally low self-noise, ultra-wide dynamic range, and transparent audio reproduction, the KSM42 ensures every vocal performance is captured with precision and warmth.
Its dual-diaphragm design provides smooth proximity control and natural off-axis response, while integrated pop filtering and internal shock mounting reduce unwanted noise for professional studio results.
Premium Large Dual-Diaphragm Condenser Microphone – For world-class vocal recording
Prethos® Advanced Preamplifier Technology – Delivers extremely low self-noise and ultra-wide dynamic range
Dual-Diaphragm Design – Active front diaphragm with 24K gold-layered, ultra-thin Mylar® for precision audio
Smooth Proximity Control – Passive back diaphragm minimizes low-frequency build-up
Integrated Three-Stage Pop Filter – Reduces wind, breath, and plosive noise
ShureLock® Rubber Suspension Shock Mount – Provides superior isolation and stability
Tailored Low-Frequency Roll-Off – Minimizes room noise and handling interference
Durable Construction – Zinc die-cast housing and hardened steel grille for long-lasting use
Transparent Audio Capture – Perfect for intimate, sophisticated vocal performances
Weight: 494 g / 1.089 lbs
Dimensions (H × W × D): 185.4 × 55.9 × 55.9 mm / 7.299 × 2.201 × 2.201 in
Transducer Type: Condenser
Polar Pattern: Cardioid
Frequency Response: 60 Hz – 20 kHz
Sensitivity: -37 dBV/Pa (14.10 mV)
Equivalent Self-Noise: 8.5 dB(A)
Maximum SPL: 139 dB SPL (2500 Ω & 1000 Ω load)
Impedance: 147 Ω
Low-Cut Filter: Yes
Attenuation Pad: No
Output Connector: 3-Pin XLR
Interchangeable Capsule: No
Phantom Power Requirement: 48 VDC
