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Alianța S 531 B
Electronica · 1953
- Manufacturer
- Electronica
- Country
- Romania
- Year
- 1953
- Decade
- 1950s
- Category
- Radio
- Type
- Radio receivers
- Documentation score
- 2/5
- Last edited
- 03 OCT 2026
Specifications
- Tubes
- 1R5T, 1T4T, 1S5T, DL101
- Wavebands
- LW, MW, SW
- Sensitivity
- LW, MW 150 µV; SW 300 µV
- Selectivity
- 20 dB
- Audio frequency response
- 50–3500 Hz
- Output power
- 0.16 W
- Design / kits
- Czechoslovak kits
- Power supply
- batteries: 1.5 V filament, 100 V anode
Sources: [1]
Description
The Alianța S 531 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].
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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