Technical Specifications

Brands

DPA Microphones

Microphone Type

Headset Microphones

Series

4288

FLEX DIRECTIONAL HEADSET AND EARSET MICROPHONE

CAPSULE

·         Round Directional Capsule (4288)

AMPLIFIER TECHNOLOGY

·         CORE by DPA

WEARING STYLE

·         Headset (Two ears)

BOOM LENGTH

·         Medium (100 mm)

COLOR

·         Black

WIRED OR WIRELESS

·         MicroDot Only

ACCESSORIES

·         Makeup cover

·         Pop screen

·         Foam windscreen.

FEATURES

·         Pristine audio quality

·         Lightweight and flexible

·         Easy mounting to the left or right

·         Minimal visual impact

·         Resistant to humidity

·         Flexible adapter system fits most professional wireless systems

Directional pattern

Cardioid

Principle of operation

Pressure gradient

Cartridge type

Pre-polarized condenser

Frequency response

20 Hz - 20 kHz

Effective frequency range, ±2 dB, Near field 2-3 cm (0.8 - 1.2 in)

100 Hz - 20 kHz (4 - 6 dB soft boost at 15 kHz)

Sensitivity, nominal, ±3 dB at 1 kHz

6 mV/Pa; -44 dB re. 1 V/Pa

Equivalent noise level, A-weighted

Typ. 26 dB(A) re. 20 µPa (max. 28 dB(A))

Equivalent noise level, ITU-R BS.468-4

Typ. 38 dB (max. 40 dB)

Distortion, THD < 1% - Legacy

120 dB SPL RMS, 123 dB SPL peak

Distortion, THD < 1% - CORE

134 dB SPL RMS, 137 dB SPL peak

Dynamic range - Legacy

Typ. 97 dB

Dynamic range - CORE

Typ. 111 dB

Max. SPL, THD 10%

144 dB SPL peak

Rated output impedance

From MicroDot: 30 - 40 Ω. From DAD6001-BC: 100 Ω

Cable drive capability

Up to 300 m (984 ft) with DAD6001-BC XLR Adapter

Output balance principle

Signal balanced with DAD6001-BC XLR Adapter

Common mode rejection ratio (CMRR)

> 60 dB from 50 Hz to 15 kHz with DAD6001-BC XLR Adapter

Power supply (for full performance)

For wireless systems: Min. 5 V - max. 10 V through DPA adapter
With DAD6001-BC: P48 (Phantom Power). Will work from 12 V

Current consumption

Typ. 1.5 mA (microphone). 3.5 mA with DAD6001-BC XLR Adapter

Connector

MicroDot

Color

Black, beige or brown

Weight

Single Ear: 10 g (0.35 oz)

Microphone diameter

5.4 mm (0.21 in)

Microphone length

12.7 mm (0.5 in)

Cable length

1.25 m (4.1 ft)

Cable color

Black, beige or brown

Cable diameter

1.6 mm (0.06 in)

Polarity

Positively increasing sound pressure produces positive-going voltage at MicroDot pin (and pin 2 on DAD6001-BC XLR adapter)

Temperature range

-40°C to 45°C (-40°F to 113°F)

Relative humidity (RH)

Up to 90%

: DP-4288C-F-B00-M