MicW i236L Professional Class 2 Microphone User Manual

June 12, 2024
MicW

I236L
User’s Manual
MicW i236L Professional Class 2
Microphone

CALIBRATION REPORT

Product Information| Calibration Data| TEST ENVIRONMENTAL CONDITIONS
---|---|---
Model No: i236L
Serial No:
Description: 1/4” Free Field
Digital Microphone with
Lightning Connector| Sensitivity: dBFS
Noise Lab Correction: dB
Technician:
Date: yyyy/mm/dd| Temperature: 25℃
Humidity: 65%
Pressure: 101.3kPa

Notes:

  1. The reference microphone for calibration is traceable from the National Institute of Metrology(NIM).
  2.  Calibration is performed in compliance with ISO9001:2008.
  3. Measurement uncertainty is +/-0.30dB (95% confidence level with a coverage factor of2).
  4. Fervency response is measured by a comparison method “BSWA-III-RD01-0013”.
  5. Sound Level meter Class 2( IEC61672-3) was certified with Noise Lab App by Scanted USA and NIM Lab.

INTRODUCTION

Welcome to the MicW i-Series of professional microphones. MicW has been designing and manufacturing high quality microphones for testing, measuring and studio recording for over 10 years. The expertise in diaphragm technology allows MicW to provide professional products for audio applications.

SAFETY INSTRUCTION

The microphone come with a pre-polarized capsule, which is tested in extreme
temperatures and humid environments for more than 24 hours. It is designed to operate
from -20℃ to 50℃ and humidity up to 95%.

Power Supply

The i236L does not require an additional battery for power.

MicW i236L Professional Class 2 Microphone - Power
Supply

APPLICATIONS

Macaw i236L is 1/2” repolarized free-field digital measurement microphone. It has omni-directional pattern. It is an ideal choice for iPhone, iPad mobile (iOS Lightning or Type C connectors ) devices as external microphone. The i236L is developed based on BSWA MPA436 array microphone which is widely used in aerospace and automotive industry.

FREQUENCY REPONSE

Typical Frequency Response.

MicW i236L Professional Class 2 Microphone - FREQUENCY
REPONSE

Frequency (Hz)| FRes (dB)| Frequency Hz)| FRes (dB)| Frequency (Hz)| FRes (dB)
---|---|---|---|---|---
16| 0.3| 250| -0.1| 4000| 0.1
32| 0.7| 500| 0.0| 8000| 1.4
64| 0.5| 1000| 0.0| 16000| 0.2
125| 0.2| 2000| 0.0| 20000| -3.7

MICROPHONE INSTALLATION

Simply plug the i236L into your lightning connector of the iPhone, iPad device.

MicW i236L Professional Class 2 Microphone - FREQUENCY
REPONSE1

WARRANTY POLICY

MicW Audio warrants that its Products will be free from defects in materials and workmanship for one (1) year from the date of purchase by the original purchaser.

CE MARKING

**** The MicW i236L microphones conform with the relevant CE mark directives approved by the European Commission.

SPECIFICAITONS

Microphone i236L

Type| Electret Condenser
Capsule Diameter(front)| 13.2mm
Capsule Diameter(back)| 10.0mm
Total Length| 46.6 mm
Principle of Operation| Free-field
Directivity| Omni
Sensitivity| – 17.19 ± 3.0 dBFS
The analog sensitivity of the capsule| – 28.0 dB re 1V/Pa, or 39.8mV/Pa
Correction Factor| -5.11 ±3.0 dB tested with Noise Lab APP in MID Range
Equivalent Noise Level| 23.0 dB(A)
Upper Dynamic Limit| 119.0 dB
Frequency Range| 20~20,000Hz (complied with IEC 61672 Class 2 requirements at reference conditions)
T.H.D| < 3% at 119dB SPL
Operating Temperature| -20℃ ~ 50℃
Power Source| Plug and Play
Polarization Voltage| 0 V
Weight| 13.9g
Connector| Lightning Connector

PACKING LIST

  • One piece of i236L microphone
  • One windscreen for i236L microphone
  • No printed user manual. Please visit http://manual.bswa.com.cn for the product information

SOUND LEVEL METER APPLICATION

MicW i236L Professional Class 2 Microphone - SOUND
LEVEL

Requirements:

  •  iOS version 10.0 or higher
  •  i236L microphone
  • Noise Lab App

STEP 1: Search” Noise Lab” in App store on your iOS device and install the app.
STEP 2: Plug i236L into the iPhone, iPad, then launch Noise Lab
STEP 3: Go to the Calibration menu and change the Correction according to the
CALIBRATION REPORT. Or calibrate the system with a standard microphone calibrator.
a member of BSWA Technology Ltd.
Unit 1003, North Ring Center No.18 Yumi Road, Xicheng District, Beijing 100029, China
Phone: +86-10-51285118
Fax: +86-10-82251626
Email: sales@mic-w.com
Web: www.micwaudio.com

Macaw microphones
Product: features and specifications are subject to change without notice

i236L
Professional Class 2 Microphone
www.micwaudio.com

References

Read User Manual Online (PDF format)

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Download This Manual (PDF format)

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