audio-technica BP3600 Immersive Audio Microphone User Manual

May 15, 2024
Audio-Technica

audio-technica BP3600 Immersive Audio Microphone

Safety precautions

Although this product was designed to be used safely, failing to use it correctly may result in an accident. To ensure safety, observe all warnings and cautions while using the product.

Cautions for the product

  • Do not subject the product to strong impact to avoid malfunction.
  • Do not disassemble, modify or attempt to repair the product.
  • Do not handle the product with wet hands to avoid electric shock or injury.
  • Do not store the product under direct sunlight, near heating devices or in a hot, humid or dusty place. Do not place the product on an unstable surface to avoid injury or malfunction due to falling or the like.

Notes on use

  • Be sure to read the connected device’s user manual before use.
  • When the product is used for a long time, the product may become discoloured due to ultraviolet light (especially direct sunlight) and wear.
  • Make sure to hold the plug when connecting and disconnecting the cable. The cable may become severed or an accident may occur if you pull on the cable itself.
  • When using the cable, be careful not to twist it to prevent damage to the cable.
  • Do not wind the cable at the base of the plug. Doing so may result in disconnection.
  • When plugging the cable into the microphone and the connected device, check that the connector is facing in the correct direction before inserting it straight. Inserting the connector or plug diagonally may cause a malfunction. For important recordings, perform a trial recording beforehand to make sure that the sound is recorded correctly. Audio-Technica will not be liable in any way for any loss or damage to software or data connected to the product. Do not apply excessive force to the connector by rotating the microphone module.
  • When installing the product in a suspended position, be sure to attach a wire to prevent the product from falling. When installing the product in a suspended position, Audio-Technica will not be liable in any way for accidents such as falling due to inadequate strength of the installation or equipment.

Package contents

audio-technica-BP3600-Immersive-Audio-Microphone-FIG-1

  • Microphone module × 8
  • Core body
  • The AT8476 stand clamp for 5/8”-27 threaded stands and the 5/8”-27 to 3/8”-16 threaded adapter are attached to the core body in advance. The stand clamp cannot be removed.
  • Case
  • 5 m (16′) microphone cable (BP3600/CABLE)
  • Windscreen × 8 (AT8172)
  • Caution Guide

Accessories (sold separately)

  1. 20 m (66′) microphone cable (BP3600/CABLE20EXT)
    Use this accessory to extend the microphone cable.

  2. Windshield (× 1) (BP3600/WS)
    Use this accessory to reduce wind and other noises when outside, etc.

  3. Windjammer (× 1) (BP3600/WJ)
    Use this accessory with the windshield to further reduce wind and other noises.

Storage in the case

The case contains the microphone modules, core body, and windscreens. Make sure to check the storage direction indicators on the bottom of the case before storing parts.

  1. Windscreen × 8
  2. Core body
  3. Microphone module × 8

Part names and functions

Microphone (BP3600/MIC)

audio-technica-BP3600-Immersive-Audio-Microphone-FIG-4

  • Windscreen (AT8172)
  • Microphone module
  • Connector lock
  • Core body
  • Channel ID color ring
  • Grip
  • Output connector
  • Strap for seismic cable
  • AT8476 stand clamp for 5/8”-27 threaded stands
    The 5/8”-27 to 3/8”-16 threaded adapter is attached in advance.

Using the product

Assembling the microphone

  1. Attach the windscreen to the microphone module.
    • Push the windscreen on.
  2. Attach the microphone module to the core body.
    • Check the connector orientation before attaching the microphone module.
  3. Rotate the connector lock clockwise to secure the microphone module to the core body.
    • If the marking on the microphone module is aligned with the marking on the core body, the lock is disengaged. Rotate the connector lock to misalign the marking and engage the lock to secure the microphone module to the core body.
  4. Repeat steps 1 to 3 to attach all eight microphone modules to the core body.
  5. Connect the microphone cable to the core body output connector.
  6. Connect the microphone cable to a device (mixer or recorder) that has a microphone input (balanced input) compatible with a phantom power supply.
    • Before recording, make sure an audio signal is being output from all eight channels.audio-technica-BP3600-Immersive-Audio-Microphone-FIG-9
    • Mixer
    • Recorder

Extending the cable
When using the 20 m (66′) microphone cable (BP3600/CABLE20EXT) (sold separately) to extend the cable, connect them as shown in the figure.audio-
technica-BP3600-Immersive-Audio-Microphone-FIG-10

  • 120 m (66′) microphone cable (BP3600/CABLE20EXT) (sold separately) 2
  • 5 m (16′) microphone cable (BP3600/CABLE)

Removing the microphone module

  1. Rotate the connector lock counterclockwise to align the markings on the microphone module and core body.
    • If the marking on the microphone module is aligned with the marking on the core body, the lock is disengaged.
  2. Remove the microphone module.
    • Do not apply excessive force to the connector by rotating the microphone module.

Attaching the windshield (BP3600/WS) (sold separately)

Make sure to attach the windshield before attaching the microphone module to the core body.

  1. Hold the top and bottom sections of the windshield and rotate them to take the windshield apart.
  2. Attach the bottom section of the windshield to the microphone module.audio-technica-BP3600-Immersive-Audio-Microphone-FIG-14
  3. Attach the top section of the windshield to the bottom section, then rotate it to secure the two halves.
  4. Attach the microphone module to the core body.

Removing the windshield (sold separately)
Make sure to remove the windshield after removing the microphone module from the core body.

  1. Rotate the top section of the windshield to take it off.
  2. Push the microphone module out from the inside of the windshield.

Attaching the windjammer (BP3600/WJ) (sold separately)
Make sure to attach the windjammer after the microphone is completely assembled and the windshields are attached.

  1. Attach the windjammer to the windshield.
    • Use the cord lock to secure the opening, and then tuck the cable inside the windjammer.

Connection procedure

Microphone (BP3600/MIC) output connector
The output connector is a 16-pin LEMO 2B series type (female) with polarity as shown in the figure below.

Pin number Polarity
Odd-numbered pins Hot
Even-numbered pins Cold

Microphone cable (BP3600/CABLE) output connector
The output connector is an XLR-M type with polarity as shown in the figure below.

  1. PIN1 (ground)
  2. PIN2 (hot)
  3. PIN3 (cold)

Microphone cable (BP3600/CABLE) connection diagram

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-23

Microphone cable (BP3600/CABLE20EXT) (sold separately) output connector
The output connector is a 16-pin LEMO 2B series type (female) with polarity as shown in the figure below.

Pin number Polarity
Odd-numbered pins Hot
Even-numbered pins Cold

Microphone cable (BP3600/CABLE20EXT) (sold separately) connection diagram

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-25

Identifying channels

The core body to which the microphone modules are attached is marked with numbers and coloured rings that identify each channel. The microphone cable is equipped with matching coloured rings.

Core body

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-26

  1. Channel ID color ring
  2. Channel number marking

Microphone cable (BP3600/CABLE)

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-27

  1. Channel ID color ring
Channel Color
Channel 1 Brown
Channel 2 Red
Channel 3 Orange
Channel 4 Yellow
Channel 5 Green
Channel 6 Blue
Channel 7 Purple
Channel 8 Gray

Microphone orientation

This product is capable of 360° 3D audio recording using its eight microphone modules. Although it does not have a designated front, make sure to check the recording orientation of each channel before installation.

Microphone orientation example
The figure shows an example of the product installed to a microphone stand, with the Audio-Technica logo on the grip as the front with the microphone pointed toward the subject to record. This product is designed with a 5.1.4 channel speaker layout in mind. Recording as shown in the figure with the four upper channels of the microphone module assigned as upper speaker channels, and the four lower channels assigned as lower speaker channels results in three-dimensional audio with presence.

Image viewed from above

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-29

  1. Speaker installed on the ceiling (upper section)
  2. Speaker installed on the floor (lower section)

Installation procedure

Installing to the microphone stand
Attach a microphone stand to the core body stand clamp.

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-30

Suspending the product from the ceiling

  • Attach the microphone bar suspended from the ceiling to the core body stand clamp.
  • Do not suspend the product from the seismic cable.

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-31

  1. Seismic cable (not included)
  2. Strap for seismic cable (included with the core body)

INFO

  • When installing the product in a suspended position, be sure to attach a wire to prevent the product from falling.
  • When installing the product in a suspended position, Audio-Technica will not be liable in any way for accidents such as falling due to inadequate strength of the installation or equipment.

Cleaning

Get into the habit of regularly cleaning the product to ensure that it will last for a long time. Do not use alcohol, paint thinners, or other solvents for cleaning purposes.

  • Wipe dirt off the product with a dry cloth.
  • If the cables become dirty because of sweat, etc., wipe them with a dry cloth immediately after use. Failure to clean the cables may cause them to deteriorate and harden over time, resulting in a malfunction.

INFO: If the product will not be used for an extended period, store it in a well-ventilated place free from high temperatures and humidity.

Dimensions

BP3600/MIC

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-32

BP3600/CABLE

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-33

BP3600/CABLE20EXT (sold separately)

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-34

BP3600/WS (sold separately)

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-35

BP3600/WJ (sold separately)

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-36

Specifications

BP3600/MIC
Microphone module specifications

The specifications are the same for all eight microphone modules.

Element Fixed-charge back plate, permanently polarized condenser
Polar pattern Hypercardioid
Frequency response 40 to 20,000 Hz
Open circuit sensitivity -41 dB (8.9 mV) (0 dB = 1 V/Pa, 1 kHz)
Impedance 70 ohms
Maximum input sound level 144 dB SPL (1 kHz at 1% THD)
Dynamic range 121 dB (1 kHz at Max SPL)
Signal-to-noise ratio 71 dB (1 kHz at 1 Pa, A-weighted)
Phantom power requirements 48 V DC, 4 mA

Microphone specifications

Channels 8
Weight 656 g (23 oz)
Dimensions 160.4 mm (6.3”) × 160.4 mm (6.3”) × 217.7 mm (8.6”) (W × D ×

H)
Output connector| 16-pin LEMO 2B series type (female)
Audio-Technica case style| R14

Included accessories

| AT8476 stand clamp for 5/8”-27 threaded stands[1], 5/8”-27 to 3/8”-16 threaded adapter, AT8172 windscreen × 8, case

  1. Attached to the core body.
    • 1 Pascal = 10 dynes/cm2 = 10 microbars = 94 dB SPL
    • For product improvement, the product is subject to modification without notice.

BP3600/CABLE

Cable outer diameter 11.5 mm (0.45”)
Input connector 16-pin LEMO 2B series type (male)
Output connector XLR-M × 8
Cable length 5 m (16′)
Weight 1.2 kg (2.6 lbs)
  • For product improvement, the product is subject to modification without notice.

BP3600/CABLE20EXT (sold separately)

Cable outer diameter 11.5 mm (0.45”)
Input connector 16-pin LEMO 2B series type (male)
Output connector 16-pin LEMO 2B series type (female)
Cable length 20 m (66′)
Weight 3.5 kg (7.7 lbs)
  • For product improvement, the product is subject to modification without notice.

BP3600/WS (sold separately)

Compatible microphone diameter| ****

12.7 mm (0.5”) (exclusive for BP3600/MIC)

---|---
Dimensions| 109 mm (4.3”) × 109 mm (4.3”) × 113 mm (4.4”) (W × D × H)
Weight| 57 g (2.0 oz)

  • For product improvement, the product is subject to modification without notice.

Polar pattern/Frequency response

Polar pattern

Frequency response

audio-technica-BP3600-Immersive-Audio-Microphone-
FIG-39

FAQ

  • Q: Can I use the product with a device that doesn’t have phantom power supply?
    • A: No, you need a device with a microphone input compatible with a phantom power supply for proper functionality.

CONTACT

©2023 Audio-Technica Corporation
Global Support Contact: www.at-globalsupport.com

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