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History of the manufacturer  

Heldyn Rádió; Budapest

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Name: Heldyn Rádió; Budapest    (H)  
Abbreviation: heldyn
Products: Model types

Heldyn Rádió - Helmich Dezső Rádió és Elektronikai Üzem

Hunyadi tér3., Budapest VI

Owner: Helmich Dezső

Founded: 1927
Production: 1927 -

This manufacturer was suggested by Sándor Perneky.

Some models:
Country Year Name 1st Tube Notes
27 Heldyn-Neutron [1927]    
26 Heldyn-Superon   Radio kit, option with 6 to 8 tubes 
26 Heldyn-Neutron   Radio kit, option with 5 to 6 tubes. 
26 Heldyn-Couplon   Radio kit, option with 1 to 4 tubes. 


Further details for this manufacturer by the members (rmfiorg):

MRU 1926. - Perneky Sándor - Rádiómúzeum Alapítvány, Verőce, Hungary, radiomuzeum.hutbn_helmich_rezs_heldyn_mru_1926.jpg