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OmnidirectionalCardioidBidirectionalAKG Acoustics P820 Tube

Multi-Pattern Condenser Microphone

The P820 is a reincarnation of the Perception 820 Tube microphone, with slightly different specs, a slightly revised circuit, and a black paint job.

The mic has a large-diaphragm K67-type capsule, a tube-based impedance conversion circuit, and a transformer-coupled output.

For more information, see the Perception 820 profile (linked from the sidebar).

The AKG Acoustics P820 Tube is also known as: P820.

The mic was released in 2014.


Pickup Patterns Pads & Filters
Omnidirectional (20 mV/Pa; 25 - 20,000 Hz)
Cardioid (20 mV/Pa; 25 - 20,000 Hz)
Bidirectional (20 mV/Pa; 25 - 20,000 Hz)
  • Pad: -20dB (Via Switch)
  • Filter: HPF: -12dB/octave @ 80Hz (Via Switch)
Capsule Dimensions Impedance SPL/Noise
Diameter n/a
200 Ohms (Low) Max SPL: 155 dB
Self-noise: 16.0 dB(A)
Weight Length Max Diameter Interface(s)
765g (26.98oz) 212mm (8.35'') 53mm (2.09'')
  • 3-pin XLR male (1)
Power Specifications
  • Includes tube power supply

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