WATT radius. This company was located in Barcelona, on Paseo de Gracia, No. 130 and now, in 2013, at number 126 on the same street. Among other things, he devoted himself to the creation of radio and television Kits.
He traded under the brand VALGIFSON measuring equipment and also for some radio components.
Watt Radio, Barcelona, Passeig de Gracia No.130. Kits and Radios using Valgifson coils. Both measurement instruments Also bearing brand names.