Aparatul este defapt un receptor radio superhoterodina echipat eu tuburi sovietice — avind in circuitul catodei 6 A 10 — un transformator de frecventa intermediara, iar in circuitul anodic al…
Schema prezinta un radioreceptor cu amplificare directa cu doua etaje amplificatoare de radiofrecventa cascod, detector cu dioda si trei etaje amplificatoare de joasa frecventa. Receptorul este sensibil, astfel incit vulpile…
Receptorul este o superheterodina cu 6 tranzistori care foloseste ca circuite de F.I. montajul folosit la receptoarele "Albatros". Aceste circuite de F.I. sint acordate pe 465 KHz. Tranzistorul ti este…
Antena — Receptionarea posturilor apropiate va fi obtinuta cu ajutorul antenei de ferita. Pentru posturile mai indepartate poate fi conectata o antena exterioara, infasurind pe bara de ferita 3—4 spire…
Radioamatorul incepator pentru receptia in benzile de radioamatori are nevoie de un receptor superheterodina dupa o schema relativ simpla, cu o sensibilitate si o selectivitate multumitoare, sa nu prezinte dificultati…
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