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Control Room Monitor Module 34EA-3

Control Room Monitor Module 34EA-3; Kajaani (ID = 2042270) Ampl/Mixer
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Control Room Monitor Module 34EA-3; Kajaani (ID = 2042270) Ampl/Mixer
Kajaani: Control Room Monitor Module 34EA-3 [Ampl/Mixer] ID = 2042270 1400x418
Select picture or schematic to display from thumbnails on the right and click for download.
For model Control Room Monitor Module 34EA-3, Kajaani Elaktroniikka; Kajaani:
CR monitor module 34EA-3 internal construction. Balanced connections and shielded cables used, because this mixer was designed to be used in 2-language broadcasts: no leakage between signals allowed!
Country:  Finland
Manufacturer / Brand:  Kajaani Elaktroniikka; Kajaani
Year: 1984 ? Category: Audio Amplifier or -mixer
Semiconductors (the count is only for transistors) Semiconductors present.
Main principle Audio-Amplification
Wave bands - without
Power type and voltage Powered by external power supply or a main unit. / +15; -15 Volt
Loudspeaker - For headphones or amp.
Power out
from Model: Control Room Monitor Module 34EA-3 - Kajaani Elaktroniikka; Kajaani
Material Various materials
Shape Chassis only or for «building in»
Dimensions (WHD) 40 x 442 x 112 mm / 1.6 x 17.4 x 4.4 inch

Control room monitor module for Kajaani 34EA- series outdoor broadcast mixers


  • input selector switches (L/R): Main out / Line out / Aux out / tape recorders / FB / cue
  • metering source selector
  • headphones level 
  • main monitors level

This module has connector for metering bridge. Main monitors are connected by 4,5mm bantam jacks

There is a simplified version 34EA-9 without "guide/tb_out/tel" switches for use with tb module 34EA-10

Mentioned in - - Manufacturers Literature (training manual)

Model page created by Matti Adolfsen. See "Data change" for further contributors.

All listed radios etc. from Kajaani Elaktroniikka; Kajaani
Here you find 16 models, 16 with images and 9 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.