Apex 220 – Linear Omnidirectional Measurement Microphone

Description

Compact measurement mic with a back-electret omnidirectional capsule. Offers a very flat frequency response for accurate acoustic testing, SPL calibration, and room tuning.

Key Technical Features:

Back-electret omnidirectional condenser capsule
Flat response: 20 Hz–20 kHz ±3 dB
Sensitivity: –63 dB ±3 dB
Max SPL: 105 dB (1 kHz, 1% THD)
Self-noise: 24 dB A-weighted; SNR > 67 dB
Requires 15–48 V phantom power; impedance < 250 Ω