History of the manufacturer
Industrial Union Proton; Charkov (Ukraine), see Charkov Radio Works N°158
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| Name: | Industrial Union Proton; Charkov (Ukraine), see Charkov Radio Works N°158 (SU) |
| Abbreviation: | indus-u-pr |
| Products: | Model types Others |
| Summary: |
Secret manufacturer name "Post Box M-5377". Military radio equipment producer. Manufacturer of well-known Russian receivers as R-250M2, R-309, R-720, R-721 and others. |
| History: |
This manufacturer was suggested by Zenonas Langaitis.
Some models:
| Country | Year | Name | 1st Tube | Notes |
|---|---|---|---|---|
| SU | 48–81 | Kit - whale R-250M - Р-250М | 6К3 | 1.5-25.5 MHz in 12 ranges (turret tuner), AM/SSB/CW, optical projection tuning scale, moto... |
| SU | 66–81 | "Kit M2" R-250M2 {Р-250М2} | 6К4П | Successor of R-250M. 1.5-25.5 MHz in 12 ranges (turret tuner), with optional extension kit... |
| SU | 65–81 | R-309 ("P-309") | 1Ж29Б | 1.0 to 36 MHz (AM/CW) in eight ranges, turret tuner, projection tuning scale, variabe IF b... |
| SU | 48–81 | Rusalka R-670 {Р-670} | 6К3 | Marine-Bezeichnung für R-250. Völlig identisch. Separate Stromversorgung. |
| SU | 57–81 | Rusalka-M R-670M {Р-670М} | Marine-Bezeichnung für R-250M. Völlig identisch.Separates Netzteil. |
[rmxhdet-en]
| Data Compliance | More Information |