Stereo Large-Diaphram FET Multi Pattern Microphone  
 
Tech Spec –  
The CK-40 operates on standard 48-volt phantom power. “Retro” Shockmount, 5-Pin mic cable, 1x2 stereo splitter box, 30' Cable, Foam Filter and Padded wooden box included.  
TYPE: Stereo True Condenser Microphone 
POLAR PATTERN(S): Cardioid, Omni, Figure-8 (x2) 
CAPSULE: (2) Dual plate 35mm gold sputtered diaphragm / brass assembly 
FREQUENCY RESPONSE: 20-20,000 Hz +/- 3dB 
OUTPUT IMPEDANCE: <=250 Ohms / transformer isolated 
SENSITIVITY: -40dB 
S/N RATIO: 77dB re 1Pa 
MAXIMUM SPL: 147 dB (0.5% THD @1000Hz) 
EQUIVALENT NOISE LEVEL: 17dB (A weighted EC651) 
OUTPUT CONNECTOR: Male XLR 5-pin with included breakout box and cable 
HIGH-PASS SWITCH: 80 Hz 6dB/octave 
ATTENUATION SWITCH: -10dB 
POWER REQUIREMENT: Standard 48 Volt Phantom (x2) 3mA current consumption 
DIMENSIONS: 27.6mm X 49mm 
WEIGHT: .95 kgs / 2.1 lbs. 
FINISH: Polished Nickel trim / Metallic Cabernet Red Body