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DM 8350

General-purpose Microphone Amplifier with Adjustable Gain

  • General-purpose microphone amplifier.
  • Adjustable gain 10 → 40 dB.

Description

  • Provides easy “sensitivity-matching” between low-output microphones and transceivers requiring high input level.
  • Small, cylindrical amplifier housing.
  • Phantom power supply through AF output cable.
  • Supply voltage: 5-15 V DC.
  • Max. input level before clipping: 6 mVRMS .
  • Nominal AF load impedance: 600 Ω.
  • EMC-protected.

ORDERING DESIGNATIONS

TYPE NO.PRODUCT NO.
DM 8350 270000064

SPECIFICATIONS

ELECTRICAL 
MODEL DM 8350
TYPE Microphone amplifier
IMPEDANCE Input impedance: Approx. 2 kΩ
Output load impedance: Nom. 600 Ω
FREQ. RESPONSE 0.2 → 20 kHz (See diagram below)
MAX. INPUT 6 mVRMS (Recommended max. sensitivity
of microphone: -40 dB at 1 kHz rel. 1 V/Pa
MAX. OUTPUT 600 mVRMS in 600 Ω (Before clipping occurs)
SUPPLY VOLTAGE 5-15 V DC (To be supplied from radiotelephone or hands-free kit (Phantomsupply via the microphone cable)) Specifications given @ 10 V DC
CURRENT CONSUMPTION (Amplifier only): Approx. 2 mA
MECHANICAL 
CABLE 0.3 m 1-wire with shield
CONNECTOR Supplied open-ended
TEMP. RANGE Operating: -30°C →+70°C
Storage: -40°C →+80°C
MATERIALS POM
DIMENSIONS 12 (D) x 59 (L) mm
WEIGHT Approx. 12 g

 

 

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