The Model EMA Electret Mic Pre-Amplifier is a Logic Module covered by an MU metal can.

To be used with Electret Capsule Microphone as in a conferance room, auditoriums, underwater and airborne reception of very low frequencies, etc.

This preamplifier increases a microphone signal to line-level by providing stable gain while preventing induced noise that would otherwise distort the signal.

Applications:

  • Conference Rooms
  • Auditoriums
  • Underwater & Airborne Low Frequencies
  • PA
  • Theaters
  • Live Events / Concerts
  • Conventions / Political Rallys
  • Business / Industrial

PRICE:
  • $ 75 (U.S. Funds)

Specifications:

  • Electret Microphone Capsule
  • Transformer Balanced Output
  • Pin-8&6=input & Gnd, Pin-3=+12V Reg., Pin-6=Gnd
  • Pins-4&5 = Transformer Balanced Output
    INPUT:
  • Impedance: 10k
  • Bias: 0.5ma
  • Connector: 4-40 Screw Terminals
    TRANSFER:
  • BW: 50-15KHz (+/-2db)
  • Gain: 60db
  • THD: 0.25%
  • S/N: >60 db
    OUTPUT:
  • Impedance: 600-Ohms
  • Level: 2V rms
  • Connector: 4-40 Screw Terminals
    POWER:
  • +12V @ 20ma
    SIZE:
  • 1" Dia x 1-1/2" H
    WEIGHT:
  • 2 oz.