IUNION model unknown
- Year: 1941?
- Principle: Super-Heterodyne (Super in general); IF-Freq. 118 kHz
- Tuned circuits: N/A
- Wave bands: Broadcast, LW, MW, SW.
- Power type and voltage: lternating Current supply (AC) / 110; 125; 150; 220; 240 Volt
- Loudspeaker/pwr.out: Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Material: Wooden case
- Shape: Tablemodel, with any shape - general.
- Dimensions (WHD): N/A
- Valves / Tubes: 6: ECH3, EF5, EBC3, EM1, EL3(N), AZ1
- Net weight (2.2 lb = 1 kg): N/A
- Price in first year of sale: N/A
- Notes: Lyubomir Bozhkov collection