1 MEISNER ˝How to Build˝ Instruction Manual for beginners, advanced students, instructors, servicemen, hobysts, & experimenters / Thordason-Meisner manufacturing division. - Mt. Carmel, ILL : Maguire inustries, INC, 1952. - 621.38 MEISN how
2 RADIO Niederfrequenz Transformatoren ˝Radio˝ Niederfrequenz-Transformatoren fuer Gegentakt (Push-pull) Schaltungen / . - Leipzig : Dr. Dietz und Ritter G.m.b.h, 1925. - 621.38 KOERT tra
3 1 ŽIDAN, Alfred Spojevi s tranzistorima / Alfred Židan,Božo Milobar. -1. knj. : sheme za samogradnju10. izd.. - Zagreb : Tehnička knjiga, 1990. - 621.38 ŽIDAN spot
4 110 godina 110 godina električnog svjetla u Varaždinu [1895. - 2005.] / [fotografije Ivan Sušec ... [et al.] ; urednik Đurđa Sušec]. - Varaždin : HEP Distribucija, DP Elektra Varaždin ; HEP Proizvodnja, Pogon HE Varaždin, 2005. (Varaždin : Varteks, Tiskara). - 621.311 STODESET
5 150 RADIO Hook-Ups 150 Radio Hook-Ups / Prepared by the staff of Radio News. - New York : The E. I. Company, 1936. - 621.39 RADIOH 150
6 JEROTIĆ, L. Zoran 160 šema televizijskih prijemnika : za knjigu opravka TV prijemnika / Zoran L. Jerotić. -Šesto izdanje Beograd : Zavod za udžbenike i nastavna sredstva, 1980. - 621.38 JEROT 160
7 2 ŽIDAN, Alfred Spojevi s tranzistorima / Alfred Židan,Božo Milobar. -2. knj.4. izd.. - Zagreb : Tehnička knjiga, 1991. - 621.38 ŽIDAN spot
8 PETRUZZELLIS, Tom 22 Radio and Receiver Projects for the Evil Genius / Tom Petruzzellis. - New York ; Chicago : McGraw Hil, 2008. - 621.38 PETRU 22
10 300 schaltungen 300 Schaltungen : Eine wahre Gundgrube elektonischer Schaltungen für jeden praxisorientieren Leser3a Auflage Gangelt: Elektor Verlag GmbH, 1977. - 621.3 SCHALT300
11 400 ideas 400 ideas for design : Best ideas for Design from Electronic Design, Volume 3 / Edited by Morris Grossman. - New York, : Hayden Book Co., 1976. - 621.3 400
12 400 IDEAS 400 Ideas For Design : Selected from Electronic Design. - New York : Hayden Book Company, 1964. - 621.3 400 ide
13 CAMM, F. J. A Beginner’s Guide to Radio : An Elementary Course in 27 Lessons / F. KJ. Camm. -second edition London (George Newnes Limited, 1956). - 621.38 CAMM beg
14 SZMETANYIN, B. A kis radiószerkesztő!fB. Szmetanyin ; preveo s ruskog Hrabal Laszlo. - Budapest : MÜSZAKI KŐNYVKIADÓ, 1955. - 621.39 SZMET akis
15 BRIGGS, G. A. A to Z in Audio / G. A. Briggs. - New York : Gernsback Library Inc., 1961. - 621.3 BRIGGS atz
16 MAXWELL, James Clerk A Treatise on Electricity and Magnetism : Vol.1 / James Clerk Maxwell. - Oxford, Macmillan and Co, 1873. -(Clarendon Press Series) 621.3 MAXWE tre
17 FANTEL, Hans Abc’s of Hi-Fi and Stereo / Hans Fantel. -Third edition first printing Indianapolis ; Kansas City ; New York : Howard W. Sams and Co., 1974. - 534 FANTE abc
18 RETTINGER, Michael, 1905 - Acoustic design and noise control : Vol.1 Acoustic design / Michael Rettinger. - New York, N.Y. : Chemical Pub. Co., 1977. - 53 RETTI aco
19 AKUSTIKA konstrukcije Akustika : konstrukcije i samogradnje elektroakustičkih uređaja / [urednik Jurij Mikeln ; stručni prijevodi Zdravko Pavleković]. - Ljubljana : AX elektronika, 2002. -Naklada 500 621.3 AKUSTIKA
20 Alles fur den Amateurfunk dj4ft katalog 1976. - DJ4FT Alles fur den Amateurfunk 1976 Alles fur den Amateurfunk dj4ft katalog 1976. - Bochum : Fa. Fritz Hohne, 1976. - 621.39 DJ4FT alles fur den Amateurfunk
21 Alles fur den Amateurfunk DJ4FT Katalog. - DJ4FT Katalog 1980 Alles fur den Amateurfunk DJ4FT Katalog. - Bochum : Fa. Fritz Hohne, 1980. - 621.39 DJ4FT aller fur den Amateurfunk
22 MANDRINO, Mirko Amaterske radio komunikacije / Mirko S. Mandrino. - Zagreb : Narodna tehnika Hrvatske, 1983. - 621.39 MANDR AMA
23 AMPEREX complete series AMPEREX complete series of tubes for HI FI audio amplifiers. - New York : AMPEREX ELECTRONIC CORPORATION, [s.a.]. - 621.38 AMPER com
24 KUNST, Viljem Ampermetar sa pokretnim željezom / Viljem i Zlata Kunst. - Zagreb, Zavod za školsku opremu, 1952. -(Mlade ruke / Zavod za školsku opremu ; 9) 621.3 KUNST amp
25 AMPLIFIER builder’s guide Amplifier Builder’s Guide / Editors of Radio Craft. -Third printing-October 1947 New York : RADCRAFT Publications, 1947. - 621.38 AMPLI bui
26 AMPLIFIER builder’s guide Amplifier Builder’s Guide / Editors of Radio Craft. - New York : RADCRAFT Publications, 1947. - 621.38 AMPLI bui
27 YORK, Lewis H. Amplifiers : The Technique of Sound reproduction - Theory and Practice / Lewis York. - London-New York : Focal Pres, 1964. -(The technique of Sound reproduction) 621.38 YORK amp
28 BRIGGS, G. A. Amplifiers : The why and how of good amplification / G. A. Briggs and H. H. Garner. -First edition march 1952. - Bradford : Wharfedale wireless works, 1952. - 621.38 BRIGGS amp
29 AN approach to AF An Approach To Audio Frequency Amplifier Design / A publication of The G.E.C. Valve and Electronic Department. - London : General Electric Company, 1957. - 621.38 GEC
30 AN GRC-9 AN GRC-9 (Opis, rukovanje i odrđavanje) : Knjiga I. - Beograd : Državni sekretarijat za poslove Narodne odbrane, 1957. -(V ; 413-I) 621 ANGRC9