Model: 3D Sound 3028 GB / Marlborough 3028/W/3D

Manufacturer/Brand: Grundig (Radio-Vertrieb, RVF, Radiowerke)

Country: Germany

Year: 1956/1957

Category: Broadcast Receiver – or past WW2 Tuner

Valves/Tubes: ECC85 ECH81 EF89 EABC80 EM34 EL84

Main principle: Superheterodyne (common); ZF/IF 468/10700 kHz; Export model

Tuned circuits: 7 AM circuit(s) 11 FM circuit(s)

Wave bands: Broadcast, Long Wave, Short Wave plus FM or UHF.

Power type and voltage: Alternating Current supply (AC) / 105-115; 120-130; 200-225; 225-250 Volt

Loudspeaker: 3 Loudspeakers

Material: Wooden case