Featured articles
00. Welcome message01. List of all sets
02. Van der Heem Labs
03. ACDC Sets
04. Series Balanced Output
05. Some Czech History
06. Four Tube Circuit
07. De Siemens Debeg E566
08. The Philips BX998A
09. Mullard Tube Types
10. The Krijnen Collection
11. The making of GRC
12. My Radio Workshop
13. Radio's van Bob Evers
14. Philips Type Numbers
15. De Schaal van Hoen
16. Shipping Radios
17. Piet Hoen
18. Van der Heem marifoon
19. Philips Peculiarities
20. Tubed Battery Sets
21. Making Radio Photos
22. GRC and the Environment
23. Radio Jokes
24. AudioEase Test Recordings
25. RadioCorner 10 year Jubilee
26. Hear my Radios
27. Barlow-Wadley XCR30
28. De Club van Draadje
29. Easy Antennas
30. Ajax A25 Radiophone
31. Soviet Portables
32. Limburgs Dagblad 1964
33. Home Shortwave sets
34. Consumentengids Radiotest
35. Sale conditions
36. Vampire Power Consumption
37. Manual Erres KY107
38. De Geschenken van Klaas
39. The Tuner IC MK484
40. Where to buy?
41. Lezingen en LC-Kring
42. Jacht op de Vampier
43. Gerards Uitvindinkjes
44. Manual Dr Watson
45. Videogesprekken met Jitsi
46. The Sanshin Supply
47. Strijd tegen Ziggo
48. Verbruik van FM en DAB+
49. Vermogen in Luidsprekers
50. Ballast voor Schakelklokken
51. Metingen aan een Boilertje
52. Op Kompas naar Kopenhagen
53. De Leren- en Contact-Kring
54. Phoebus en de Superlamp
55. De Verhuiscondensator
56. Conelrad driehoekjes
57. Two Receiver method for SSB
TA7642 Projects
Gerard L'AMiGo (2015)HEAR!
Philips BX660X (2020)HEAR! For Sale (22 eur)
Gerard Pina Colada (2021)
Gerard MatchPlus (2021)
Gerard's Garden Radio (2022)HEAR!
Gerard Balkonradio (2024)Digital, PLL, DAB+
Yaesu FRG-7700 (1982)
Grundig Satellit 400 (1985)
Pure One Mi series 2 (2012)
Uniden Bearcat UBC360CLT (2013)HEAR!
Akai ADB10GY (2015)
Sony XDR-S41D (2017)
TecSun PL-680 (2021)
PU2CLR ATS20 (2025)Transistor (Large)
Philips L3X71T (1957)HEAR!
Philips L4X26T (1962)HEAR!
Erres RP763.1 (1963)HEAR!
Grundig Ocean Boy 204 (1964)HEAR!
National Panasonic T-430 (1964)
Hitachi KH-920L (1965)
Philips 50IC361/00 (1971)
Selena B212 (1975)HEAR!
Grundig Satellit 2100 (1978)HEAR!
Philips D2825/02 (1982)
Philips D2243/00 (1985)
Philips AE2300/00 (1991)HEAR! For Sale (6,8 eur)
Mini Radios
Olympic 7-526 (1947)HEAR!
Teletone 111 (1948)HEAR!
Philips BX300U (1950)
Emerson 640-15 (1951)HEAR!
Philips BX210U-10 (1951)
Mayfair 355 (1952)HEAR!
RCA Victor 5X560 (1954)HEAR!
Erres KY553 (1955)HEAR!
Philips B3X00U/00R (1960)For Sale (15 eur)
Various Sets
Nico Harteveld XnYhV (1925)HEAR!
Philips 2032 Pendule (1930)
Audium T8KL (1958)For Sale (4,7 eur)
Aristona SA5423/21Z (1972)HEAR!
Philips 22RH426/21Z (1973)HEAR!
Philips 22AH492/11S (1980)
Piet's Mystery Box (2000)HEAR!
SelectTime 1723528 (2002)
Gerard 80m (2017)HEAR!
Gerard Dr Watson (2020)
Velleman K8118 (2021)Paper
NVVR Gedenkboek (1926)For Sale (10 eur)
Martin Stute, Het Nieuwe Radioboek (1928)
W.N. van der Sluys Jr, Hier Holland Radio (1939)
J.J.L. van Zuylen, Encyclopaedie voor Radio Luisteraars (1939)
Luijckx, J. Superheterodynes (1943)
RadioBulletin Radiokompas 1950 (1950)
Leonard de Vries, Het Jongens Radioboek (1958)
Werner W. Diefenbach, Amateurfunk-Handbuch (1964)Transistor (Small)
Clarville PP8 (1962)HEAR!
Grundig Prima-Boy 204A (1964)For Sale (10 eur)
ITT Schaub Lorenz Teddy automatic 100 (1971)HEAR!
Rossia 303 (1978)HEAR!
Signal 402 (1979)HEAR!
Casio CG-70 (1983)
Philips Limbo D2010 (1986)HEAR! For Sale (6,8 eur)
Olimpik 402 (1989)HEAR!
Philips AE3405/23 (1990)HEAR!
Philips AE3405/20 (1990)
ING Bank (2010 (ca.))For Sale (1,5 eur)
Table Tops
Erres KY107 (1930)HEAR!
Rogers-Majestic 9M523 (1939)
Philips BX480A (1948)HEAR! For Sale (15 eur)
Erres KY504 (1950)HEAR!
Erres KY507 (1950)
Philips BX321A (1953)HEAR!
Philips BX645U (1955)HEAR!
Zenith Y723 (1956)
Philips B3X92A (1959)
Aristona SA3133A (1962)HEAR!
Philips B4X35T/88M (1963)HEAR!
Pye 1112 (1963)HEAR! For Sale (22 eur)
Erres RA6531 (1965)HEAR!
Workshop Tools
Various Soldering irons (1955(?))
Leader LSG-10 (1960)HEAR!
Marconi TF868B (1960)
Knight KG-600C (1969)
Belco MG100 (1970)HEAR!
Gerard Main Separator (1997)
Gerard Measurement bridge (1997)HEAR!
Rigol DS1052E (2011)
JYE Tech DSO138 (2016)
Homebuilt Twin Bulb (2017)
Gerard's Dummy (2019)
HoldPeak 770D (2020)
Profile (2022)
Ali TC1 (2024)Own Projects
Gerard TelRaam (2003)HEAR!
Gerard Truck Amp (2019)
Ali Punaiseversterker (2019)HEAR!
Gerard BigTooth (2020)
Ruysdael (2020)HEAR!
Gerard E3 (2021)
Gerard Mini Giant U (2021)
Homebrew Cymometer (2024)
Veron QRM Killer (2024)HEAR!
Maxxter ACT-SPK-107A (2026)
Gerard Toekan (2026)HEAR!