The Perception 400 is a multi-pattern large-diaphragm, true condenser microphone with outstanding build quality and a unique combination of excellent performance, deluxe features and high value. The Perception 400 delivers a classic warm, transparent, yet detailed sound and it conforms to the stringent standards defined for AKG recording products, based on the company's 60-year heritage of know-how.
The Perception 400's dual diaphragm 1 in. large-diaphragm capsule allows a selection of cardioid, omnidirectional or figure-eight pickup patterns for flexibility in use. The switchable bass roll-off and pre-attenuation pads enable its use close to sound sources and in high SPL environments up to 145dB.
Perception 400's chassis is made of precision-tooled zinc/aluminum alloy and has a stainless steel grille screen that is dent-resistant. It comes complete with a spider-type shock mount in a metal carrying case.
Features:
Professional condenser microphone for general purpose applications
Dual diaphragm 1 in., large-diaphragm, true condenser capsule
Switch-selectable cardioid, omnidirectional and figure-8 pickup patterns
Switchable bass roll-off switch
Switchable ?10 dB pre-attenuation pad
High 28mV sensitivity and 145 dB max SPL capability at less than 0.5% THD
Rugged metal housing with stainless steel grille
Spider-type shock mount included
Metal carrying case included
Technical Info
Type: Dual-capsule,1-inch large-diaphragm, true condenser pressure-gradient microphone
Polar Pattern: Cardioid, omnidirectional, figure-8
Frequency Range: 20 to 20,000 Hz
Sensitivity: 28 mV/Pa (-31dBV)
Max. SPL: 135 / 145dB SPL (0 / -10 dB) for 0.5% THD
Equivalent Noise Level (CCIR 468-2): < 26dB
Equivalent Noise Level: 16dB-A (to IEC 60268-4)
Signal/Noise Ratio (A-Weighted): 78dB (re 1 Pa)
Preattenuation Pad: -10dB (switchable)
Bass Cut Filter Slope: 12dB/octave, 300Hz (switchable)
Impedance: < = 200 ohms
Recommended Load Impedance: > = 1000 ohms
Supply Voltage: 48 Volts +/- 4 V phantom power to DIN 45 596 / 268-15IEC
Current Consumption: <=2 mA
Environment Temperature: -10 degrees C to +60 degrees C, R.H.: 80% (+25 degrees C)
Connector: 3-pin XLR-type (pin #2 hot)
Dimensions: 53 dia. X 160 mm / 2 x 6.3 in.
Net Weight: 525 grams / 1.2 lbs.
Personal use items that are used at your mouth or in your ear cannot be returned once opened due to health laws. This includes all microphones, guitar talk boxes, ear plugs, and in-ear earphones. 
