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  20200515 .
 
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 readable articles below are nearly all published in English language :

 
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

 



De geheimen onthuld van
mantelstoom smoorspoelen.

De invloed van temperatuur
veranderringen in CMCs.

The influence of temperature
changes 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.