• Country
• Soviet Union

• Manufacturer / Brand
• Nizhegorodsky Lenin Works (NITEL)

• Year
• 1938–1941

• Category
• Commercial Receiver (may include amateur bands)

• Radiomuseum.org ID
• 104069

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

• Number of Tubes
• 8

• Valves / Tubes
• 6К7 6К7 6К7 6К7 6К7 6К7 6Л7 6Х6

• Main principle
• Superhet with RF-stage; ZF/IF 112 kHz

• Wave bands
• Broadcast, Long Wave and more than two Short Wave bands.

• Power type and voltage
• Storage and/or dry batteries / 26-29 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: US - Nizhegorodsky Lenin Works

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 320 x 135 x 180 mm / 12.6 x 5.3 x 7.1 inch

• Notes
• AM/CW-receiver for millitary/airborne use, coverage 0.17 to 12 MHz in five ranges. Needs Hi-Z headset. At first time radio set named US (universal superheterodyne).
  Later tube 6l7 (1st mixer) changed to 6a7. Model named as US-1 (in 1942), after WW2 named US-P, only last models named as PR-4 (P, R, V)(See in RMorg). Till 1941 produced in one of Moscow factories. After 1941 manufactured in Nizhegorodsk. Maybe other factories were involved (too many sets were made). Set used as receiver-block in radio-stations RAF, RSB etc. Used motor type voltage conversion unit (Dynamotor/Umformer) type RUK-300V. It works at 25,5V and supply radio tubes 6,3 V (heating) and 200-220 V (anode).

• Net weight (2.2 lb = 1 kg)
• 6 kg / 13 lb 3.5 oz (13.216 lb)

• Mentioned in
• - - Data from my own collection (Shapkin V.I. "The Red Ears" Moscow 2003)

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

• Other Models

• Here you find 12 models, 12 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Nizhegorodsky Lenin Works (NITEL)