Please click your language flag. Bitte Sprachflagge klicken.

Stereo Input Module 34EA-21

Stereo Input Module 34EA-21; Kajaani (ID = 2042049) Ampl/Mixer Stereo Input Module 34EA-21; Kajaani (ID = 2042050) Ampl/Mixer
Stereo Input Module 34EA-21; Kajaani (ID = 2042051) Ampl/Mixer Stereo Input Module 34EA-21; Kajaani (ID = 2042052) Ampl/Mixer
Use red slider bar for more.
Stereo Input Module 34EA-21; Kajaani (ID = 2042049) Ampl/Mixer
Kajaani: Stereo Input Module 34EA-21 [Ampl/Mixer] ID = 2042049 1400x337
Select picture or schematic to display from thumbnails on the right and click for download.
For model Stereo Input Module 34EA-21, Kajaani Elaktroniikka; Kajaani:
Kajaani 23EA-21 stereo input module front view
Country:  Finland
Manufacturer / Brand:  Kajaani Elaktroniikka; Kajaani
Year: 1987 ? 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.
Loudspeaker - For headphones or amp.
Power out
from Model: Stereo Input Module 34EA-21 - 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

Stereo input module for Kajaani 34EA- series outdoor broadcast mixers.


  • pin-to-pin compatible with 34EA-1 and 34EA-15 mono input modules
  • input select stereo/ext
  • all inputs line level
  • gain control +/-15dB
  • low pass filter 15/3 kHz
  • high pass filter 100/300 Hz
  • stereo/mono switch
  • aux sends 1 & 2, pre/post

This module was designed by Matti Adolfsen during spring 1987. Manufactured by Jutel Oy (Oulu), and Jutron Oy (Oulu). This module was needed because of CD-players and other stereo program sources were accepted into the broadcast studios. 


Price in first year of sale 6'500.00 fim
Mentioned in -- Original-techn. papers. (manufacturing documents)

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.