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DM 8300 F

Miniature Hands-Free Microphone

  • Very small hands-free microphone providing a very discreet installation.
  • Mounting base for fitting on steering column, dash board, roof, sun visors or door edging.

Description

  • Friction-mounted microphone unit for stepless direction adjustment.
  • High-sensitivity built-in electret cartridge with amplifier.
  • Voltage supply 9–15 VDC when connected as shown in the diagram below.
  • Supplied with 4 m cable terminated with a 3.5 mm plug.
  • Clip-on for breast pocket or chest band included.

ORDERING DESIGNATIONS

TYPE NO. PRODUCT NO.
DM 8300 F 270000034

SPECIFICATIONS

ELECTRICAL  
MODEL DM 8300 F
TYPE Hands-free microphone
POLAR PATTERN Non-directional
IMPEDANCE 1 kΩ
FREQ. RESPONSE Shown in diagram below
SENSITIVITY -46.6 dB ± 3 dB at 1 kHz rel. 1 V/Pa
CARTRIDGE TYPE Electret
VOLTAGE SUPPLY Nominal: 2 V. (Max. 10 V) directly on cartridge
CURRENT CONSUMPTION Approx. 0.5 mA
MECHANICAL  
CABLE 4 m 1-wire with shield
TEMP. RANGE Operating : -25° C to + 55° C
Storage : -40° C to + 55° C
MATERIALS Aluminium and ABS
DIMENSIONS 20 (H) x 20 (W) x 21 (L) mm
WEIGHT Approx. 60 g

 

Can alternatively be mounted on breast pocket or chest band by included clip-on.

TYPICAL RESPONSE CURVES

 

WIRE DIAGRAM

 

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