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Acord S 581 A3
Electronica · 1958
- Manufacturer
- Electronica
- Country
- Romania
- Year
- 1958
- Decade
- 1950s
- Category
- Radio
- Type
- Radio receivers
- Documentation score
- 2/5
- Last edited
- 03 OCT 2026
Specifications
- Tubes
- 6H31, 6F31, 6BC32, 6L31, EZ80, EM80
- Wavebands
- LW, MW, SW
- Sensitivity
- LW, MW 200 µV; SW 400 µV
- Selectivity
- 24 dB
- Output power
- 2 W
- Design / kits
- Czechoslovak kits
- Power supply
- 110 / 127 / 220 V AC, 50 Hz (autotransformer)
- Power consumption
- 50 VA
Sources: [1]
Description
The Acord S 581 A3 is a mains-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].
It shares its tube line-up with the Romanian-designed Romanța S 581 A [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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