Line + Gradient Large Diaphragm Condenser Microphone

BP28L

Deliver exceptional low-noise performance, ideal for film/TV production and broadcasting applications

  • Overall length of 567.9 mm with an extremely narrow, highly directional pickup pattern
  • Transformer-coupled output provides smooth sonic character
  • Extremely high sensitivity (-23 dBV), wide dynamic range (135 dB), and high-SPL capability (138 dB)
  • Flat frequency response for accurate sound reproduction
  • Rugged housing made of lightweight, structural-grade aluminum alloy
  • Switchable 80 Hz high-pass filter and 10 dB pad
  • Patented acoustic port design maintains directionality across the entire frequency range




  • BP28L Specifications

    Element

    Fixed-charge back plate, permanently polarized condenser

    Polar Pattern

    Line + gradient

    Frequency Response

    20 ~ 20,000 Hz

    Low Frequency Roll-Off

    80 Hz, 18 dB/octave

    Maximum Input Sound Level

    138 dB SPL (1 kHz at 1% THD), 148 dB SPL (When pad is on.)

    Impedance

    250 Ω

    Open Circuit Sensitivity

    -23 dB (70.8 mV) (0 dB=1 V/Pa, 1 kHz)

    Noise

    3 dB SPL (A-weighted)

    Dynamic Range (Typical)

    135 dB (1 kHz at Max SPL)

    Signal-To-Noise Ratio

    91 dB (1 kHz at 1 Pa, A-weighted)

    Phantom Power

    11~52V DC, 3.4 mA

    Switch

    Low cut: on/off, -10dB Pad: on/off

    Weight

    313 g

    Dimensions

    567.9 mm long, 28.0 mm diameter

    Output Connector

    Integral 3-pin XLR-M type

    Accessories Furnished

    AT8169 Windscreen, AT8470 Holder, Stand Adapter, Carry Case

    Download

    audio technica support BP28_BP28L_UM.pdf - BP28L User Manual