AKG Acoustics C 420 Headphones User Manual


 
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3 Operating Notes
3.2 Windscreen If (for instance, in outdoor use) excessive wind or
pop noise becomes audible, attach the supplied
windscreen to the microphone.
1. Slide the windscreen onto the microphone
capsule.
2. Pull the windscreen over the outer edge of the
microphone capsule.
4 Specifications
4.1 Microphone
Type: Pre-polarized condenser microphone
Polar pattern: Cardioid
Frequency range: 20 Hz to 20,000 Hz
Sensitivity: 5 mV/Pa (-46 dBV re 1 V/Pa)
Electrical Impedance at 1000 Hz: 200
Recommended load impedance: >2000
Max. SPL for 1% / 3% THD: 126 dB / 130 dB
Equivalent noise level: 33 dB (to DIN 45412)
Supply voltage:
C 420: 9 to 52 V universal phantom power
C 420 L: 9 V battery supply through B 29 or body-
pack transmitter, or 9 to 52 V universal
phantom power through MPA II adapter
C 420 B/lock: 9 V battery supply through B 29 or 9 to
52 V universal phantom power through
MPA II adapter
Current consumption: Approx. 2 mA
Connector: 3-pin male XLR
Finish: Matte black
Size: 130 mm (5.2 in.) in dia.
Cable length: 3 m (10 ft.)
Net weight: 30 g (1.1 oz.) exc. of connector