Controlled proximity behaviour, and a robust design / detailed but warm tone. The D320B became a favourite for stage and studio work thanks to its strong midrange presence, excellent durability, and its practical three-step bass filter. This refurbished example delivers that sound with renewed clarity and comes complete with its original case and holder.


OPTICAL CONDITION

Refurbished and in excellent overall condition. The body, grille, and finish are clean, with age traces and light marking of use. The original case and holder are both in very good preserved condition.


TECHNICAL CONDITION

Perfect working order.


REFURBISHED

The internal foam has been replaced with fresh PPI 25 open-cell material, restoring proper airflow and protecting the capsule. All functions—including the three-step bass filter—operate smoothly and reliably.


THIS ITEM INCLUDES

  • New hard case
  • New microphone holder


BUILD & DESIGN
The D320B features the classic AKG tapered body with a robust steel grille and comfortable handling shape. Finished in the metallic tone of its era, it includes a three-position low-cut switch, allowing quick tailoring for speech, close-miking, or instrument use. Connectivity is via standard XLR.


Capsule
Dynamic moving-coil capsule with a hypercardioid response—tight pattern control, focused front pickup, and excellent off-axis rejection. Designed for both stage volume and studio clarity.


Circuit
Passive dynamic circuit with transformer-balanced output, built to withstand high SPL and aggressive environments.


TECHNICAL SPECIFICATIONS

Type: Dynamic
Polar Pattern: Hypercardioid
Frequency Response: Approx. 50 Hz – 18,000 Hz (depends slightly on bass-filter setting)
Sensitivity / Impedance: Medium output; approx. 200–600 Ω depending on production run
Output: Balanced (XLR)


SOUND CHARACTERISTICS

The D320B offers strong mid presence, tight low-end control, and a clean, slightly forward upper range. The three-step bass filter allows excellent adaptability: from full-bodied close-miking to tighter, speech-focused clarity.


Example Use: Perfect for snare close-mikingspeechvocalsbrass, and electric guitar cabinets where definition and controlled spill are essential.


FREQUENCY RESPONSE

  • Estimated usable range: 50 Hz – 18,000 Hz
  • Noticeable upper-mid presence for detail and articulation
  • Low-end response adjustable via the three-step bass filter
  • Gentle high-frequency taper above ~15 kHz


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Listed2 months ago
ConditionVery Good (Used)
Very Good items may show a few slight marks or scratches but are fully functional and in overall great shape.Learn more
Brand
Model
  • D320 B
Categories
Year
  • Late 1970s
Made In
  • Germany

Product safety information may be available here.

Micster

Freiburg, Germany
Joined Reverb:2018

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