• Country
• Soviet Union

• Manufacturer / Brand
• Leningrad Kozitsky Works

• Year
• 1927 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 114055

• • alternative name: Radiotelegraf Works

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 1

• Valves / Tubes
• МИКРО or УТ-1

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / 3,6-4,5 & 1,5-8 & 80-160 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case, TUBES VISIBLE

• from Radiomuseum.org
• Model: UN-1 {УН-1} - Leningrad Kozitsky Works

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 164 x 146 x 78 mm / 6.5 x 5.7 x 3.1 inch

• Notes
• Audio amplifier for crystal or tube radio.

• Net weight (2.2 lb = 1 kg)
• 1 kg / 2 lb 3.2 oz (2.203 lb)

• Mentioned in
• -- Collector info (Sammler)

• Author
• Model page created by Zenonas Langaitis. See "Data change" for further contributors.

• Other Models

• Here you find 74 models, 65 with images and 47 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Leningrad Kozitsky Works