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Olt S 555 B
Electronica · 1955
- Manufacturer
- Electronica
- Country
- Romania
- Year
- 1955
- Decade
- 1950s
- Category
- Radio
- Type
- Radio receivers
- Documentation score
- 2/5
- Last edited
- 03 OCT 2026
Specifications
- Tubes
- 1R5T, 1T4T, 1S5T, 3V4
- Wavebands
- LW, MW, SW
- Sensitivity
- LW, MW 150 µV; SW 350 µV
- Selectivity
- 20 dB
- Output power
- 0.15 W
- Design / kits
- Czechoslovak kits
- Power supply
- batteries: 1.5 V filament (175 mA), 100 V anode (15 mA)
Sources: [1]
Description
The Olt S 555 B is a battery-powered tube radio receiver made in Bucharest by Radio Popular, the factory that became Electronica in 1960 [1]. It was assembled from kits imported from Czechoslovakia [1].
Olt is one of the names of the popular-class radios made at Radio Popular [1].
In the source table, sensitivity is given for 50 mW output, selectivity at 1 MHz for ±10 kHz detuning, the audio frequency response at −6 dB relative to 400 Hz, and output power at 10% distortion [1].
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