PA0NHC : Born march 29 1939 in Schiedam The Netherlands..  VHF licensed 1965. Full licensed CW 1980.  QTH : De Meern (Utrecht) in the center of The Netherlands.
GPS 52.084849, 5.013264   This site now exist for over 20 years (.com /.net /.nl)   Page update  20200924 .
 
pa0nhc project pages for licensed radio amateurs and sound recording enthusiasts.
(Copyright) The use, copy and modification of all info on this site is only permitted for non-commercial purposes and thereby explicitly mentioning my radio amateur call sign "PA0NHC" as the original writer / designer / photographer / publisher.


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My Youtube video presentations :
Pure magnetic 40/60/80m
transmittig loop.
Super wide band transformer
matching.

Nederlands

English

     
Active wideband receiving loop.
15 kHz - 30 MHz.
NO grounding !

Nederlands

English

  Linear Power Supply.
De-noising.
The differences between
LPS and SMPS.

Nederlands

English

Magenetic loop antennas. 
The sense and the NONsense.
English   Switched Mode Power Supply
De-noising.
  
Nederlands
English
Pa0nhc Miniwhip antenna.
10kHz-150 MHz. 
=> And the truth about <=

1. The huge differences
between active +loop+
and and -E-field- antennas.

2. The all important de-noising
and installation.

Nederlands


English

 

  Common Mode Chokes.

De geheimen van
mantelstoom smoorspoelen
onthuld.

De invloed van temperatuur
veranderringen in CMCs.

Nederlands

Deel1
Deel2
Deel3

Pa0nhc 80m-20m 
"COBRA"antenna.
With coax END feed.
New CMC.
Symmetric coaxial
dipole
antenna.

 

Nederlands

English

  pa0nhc X-phase noise killer 
                       demo.
English


Second operator "Sokkie" (socks).

14 years old now.
My master understands & loves cats.