Updates 2003
28.12.2003 New items (11) in Magazines section.
27.12.2003 New item in Gallery section (Tube Tester P-507).
26.12.2003 New items (3) in Books section.
20.12.2003 New items (2) in Books section.
18.12.2003 The end of the item in DIY section.
14.12.2003 New items (8) in Books section.
11.12.2003 New item in Gallery section (Power Supply INCO Type IZS-5/71).
6.12.2003 New item in Gallery section (Tube amplifier MV3).
1.12.2003 New item in Gallery section (Electroacoustic system by Olek Maśląg).
26.11.2003 New item in DIY section.
24.11.2003 New item in Books section.
21.11.2003 New item in Books and Quotations sections.
16.11.2003 New items (4) in Magazines section.
15.11.2003 New items in Books section.
10.11.2003 New item in Magazines section.
4.11.2003 New item in Schematics section (TV Set ALGA).
26.10.2003 New items (17) in Magazines section.
24.10.2003 New items (16) in Magazines section.
20.10.2003 New items in Books section.
19.10.2003 Completion of the article Seven-watt, D.C./A.C. amplifier (based on Mullard Ltd.)
18.10.2003 New items (10) in Magazines section.
15.10.2003 Article Seven-watt, D.C./A.C. amplifier (based on Mullard Ltd.)
14.10.2003 New item in Schematics section (Radio AEG68WK).
13.10.2003 New details in Gallery section (tube amp Meloman25).
11.10.2003 New item in Gallery section (tube amp Meloman25). New items (10) in Magazines section.
8.10.2003 New items (5) in Magazines section.
4.10.2003 New items in Books section.
30.09.2003 Completion of the article Three-watt amplifier, Mullard Ltd., 1955
28.09.2003 New item in Books section.
21.09.2003 Article Three-watt amplifier, Mullard Ltd., 1955
20.09.2003 New items (35) in Magazines section.
15.09.2003 New items in Magazines section.
13.09.2003 New items (11) in Books section.
8.09.2003 New items in Books section.
4.09.2003 New item in Books section.
3.09.2003 New item in Books section.
1.09.2003 Tube tester P-508 instruction manual.
27.08.2003 New items (17) in Magazines section.
23.08.2003 New items in Magazines and Books section
18.08.2003 New items (3) in Magazines section.
15.08.2003 Article Low frequency voltage amplifiers, Radioamator 12/1954
12.08.2003 New items (4) in Magazines section.
5.08.2003 New item in Magazines and  Schematics sections.
4.08.2003 New item in Magazines section.
2.08.2003 New item in DIY section. Piotr Kowalski has been relating the process of building his tube amplifier.
25.07.2003 Article, DC powered amplifier RA360ST, by Renat Terlecki, Antena 11/1934
22.07.2003 New item in Gallery section (digital clock based on nixie tubes)
20.07.2003 New items (7) in Magazines section.
19.07.2003 New items (16) in Magazines section.
13.07.2003 New item in Schematics section (tube radio RFT 79W/M).
5.07.2003 New items (12) in Books section.
30.06.2003 New item in Books section.
23.06.2003 New items (2) in Books section.
20.06.2003 New items (4) in Books section.
18.06.2003 New items in Magazines section.
17.06.2003 New item in Schematics section (amplifier 50W type AB).
16.06.2003 New item in Schematics section (amplifier BIS 105).
12.06.2003 New item in Books section.
10.06.2003 New item in Books section.
6.06.2003 New items (3) in Books section. Interesting book: Mieczysław Flisak, Transformers and chokes, Biuro Wydawnictw Polskiego Radia, 1952
02.06.2003 Tubes database - you can use to select tubes to buy.
28.05.2003 New item in Gallery section (radio Atwater Kent Model 40). New item in Schematics section.
26.05.2003 New item in Gallery section (tube tester P-508).
24.05.2003 New items (4) in Books section.
17.05.2003 New items (5) in Books section.
16.05.2003 New item in Schematics section (radio Stassfurt Imperial 60GWK).
11.05.2003 New item in Gallery section (tube amplifier based on EL34).
10.05.2003 New item in Gallery section (tube receiver SCOTT 340A).
9.05.2003 New item in Gallery section (tube amplifier BIS - unknown number).
7.05.2003 New item in Books section.
2.05.2003 New item in Gallery section (tube amplifier PU-47).
28.04.2003 New item in Gallery section (turntable Bambino).
27.04.2003 New item in Magazines section.
26.04.2003 New item in Books section.
23.04.2003 New item in Schematics section (gramophone Bambino 3).
22.04.2003 New item in Schematics section (radio Aria).
18.04.2003 Modification of the Catalog section.
17.04.2003 New item in Schematics section (radio Rozyna).
13.04.2003 New item in Books section.
12.04.2002 New item in Gallery section (tube amplifier Ampli75). New item in Magazines section.
8.04.2003 New items (4) in Books section.
6.04.2003 New section: Discussion board.
5.04.2003 New items (16) in Books section.
3.04.2003 Modifications in Books section.
30.03.2003 New items (3) in Magazines section and (7) in Books section.
25.03.2003 New items (2) in Books section.
23.03.2003 New items (6) in Books section.
21.03.2003 New item in Schematics section (amplifier of DSL-201 radio ).
17.03.2003 New items (5) in Books section.
16.03.2003 New item in Schematics section (radio PHILIPS 990X).
09.03.2003 Article Low frequency degradation in amplifiers, Radio dla Techników i Amatorów 11-12/1947
08.03.2003 New items (3) in Books section.
02.03.2003 New aplet in Software tools section.
01.03.2003 New items (5) in Books section.
25.02.2003 Article Universal loudspeaker amplifier, Radioamator i Krótkofalowiec 12/1971.
23.02.2003 New item in Schematics section (radio MOSKWICZ). Modification of Catalogue section.
22.02.2003 New items (12) in Books section.
20.02.2003 New items (5) in Books section.
17.02.2003 New item in Schematics section (tube radio KAPRYS).
16.02.2003 New items (2) in Books section.
13.02.2003 New items (2) in Books section.
11.02.2003 New item in Schematics section (pocket transistor radio ARA).
08.02.2003 New items (9) in Books section and in Advices section.
02.02.2003 KT88 tube amplifier described in DIY section.
31.01.2003 New items (6) in Books section.
29.01.2003 New item in Books section.
27.01.2003 Article Tubes, Radioamator i Krótkofalowiec 5/1968
25.01.2003 Article 10W Hi-Fi amplifier, Radioamator i Krótkofalowiec 4/1969
23.01.2003 New item in Advices section.
21.01.2003 Article Guitar amplifier, Radioamator i Krótkofalowiec 10/1965
20.01.2003 New item in Advices section.
18.01.2003 New item in Schematics section (radio SABA 442WLK). New items (11) in Books section.
12.01.2003 New item in DIY section - Simple tube tester by Risto Kivioja from Filnand.
11.01.2003 New item in Schematics section (radio SABA 443GWL).
09.01.2003 Article Output transformers, Radioamator 10-11/1960
05.01.2003 New items (2) in Books section. New schematic diagram in section Schematics (radio Trubadur).
02.01.2003 Article Negative feedback and hum, Radioamator 10/1954
01.01.2003 New items (4) in Books section.

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