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NL11561

NL11561 shortwave radio
zelfbouw Kortegolfontvanger 6-18 MHz met productdetector, geschikt voor SSB homebrew shortwave radio with AM and SSB detection
 
Uploaded: December 31, 1969 at 6:59 pm
Author: radioam232
 
Length: 00:54
Rating: 4.67
Views: 1686
 
Tags: 20M  40M  golf  ham  homebrew  korte  NL11561  radio  radioam232  receiver  shortwave  zelfbouw  
 
building a simple oscilloscope part 1
building a very simple oscilloscope (still without X and Y amplifiers)
 
Uploaded: December 31, 1969 at 6:59 pm
Author: radioam232
 
Length: 01:30
Rating: 5.00
Views: 2734
 
Tags: cathode  homebrew  NL11561  oscilloscope  radioam232  ray  tube  
 
elementary electronics 1 / detecting current
These video's are useful (I hope so) for beginners in electronics and all people interested in this matter. They show how to build succesfully some...
 
Uploaded: December 31, 1969 at 6:59 pm
Author: radioam232
 
Length: 05:00
Rating: 5.00
Views: 2828
 
Tags: accu  current  detect  diode  electronics  elementary  fuse  lamp  led  loader  NL11561  part  radioam232  reverse  valve  
 
how to test a bipolar transistor NPN or PNP
principles of testing a bipolar tran sistor by measuring the ratio between the base current and the C-E current
 
Uploaded: December 31, 1969 at 6:59 pm
Author: radioam232
 
Length: 02:53
Rating: 5.00
Views: 4655
 
Tags: base  bipolar  collector  current  emitter  NL11561  NPN  PNP  radioam232  test  testing  transistor  
 
building a simple oscilloscope part 12
simple homebrew oscilloscope still without X and Y amplifiers
 
Uploaded: December 31, 1969 at 6:59 pm
Author: radioam232
 
Length: 01:28
Rating: 5.00
Views: 1184
 
Tags: cathode  homebrew  NL11561  oscilloscope  radioam232  ray  tube  
 
types of resistors
All kinds of resistors used in electronics, excluded the SMD resistor. Forgot to tell that the carbon layer mostly is spiralised over the ceramic core,...
 
Uploaded: December 31, 1969 at 6:59 pm
Author: radioam232
 
Length: 03:55
Rating: 5.00
Views: 1771
 
Tags: carbon  film  metal  NL11561  radioam232  resistor  resistors  wire  wound  
 
Old tube radio BC 728 from the US Army
portable radio from World War II (as I see it well), 8 kg, shortwave 2-6 MHz, schematic in the book "Das Surplus Handbuch" from Bernd...
 
Uploaded: December 31, 1969 at 6:59 pm
Author: radioam232
 
Length: 02:10
Rating: 4.89
Views: 4584
 
Tags: 2-6  728  Army  BC  Ham  MHz  NL11561  Old  radio  radioam232  receiver  Shortwave  US  
 
simple frequency meter max 20 MHz
Simple frequency meter constructed by a tachometer circuit (car engine, for instance, you can find these type of schematics in electronics books and perhaps on...
 
Uploaded: December 31, 1969 at 6:59 pm
Author: radioam232
 
Length: 05:40
Rating: 4.50
Views: 1081
 
Tags: 20  analog  chip  digital  divider  frequency  maximum  meter  Mhz  NL11561  radio  radioam232  shortwave  tachometer  
 
mosfet as switch
n-channel power mosfet SSH6N80 from Samsung used as switch for carlamp 12 V-3 A. Other N-Channel power mosfets also will work
 
Uploaded: December 31, 1969 at 6:59 pm
Author: radioam232
 
Length: 01:11
Rating: 5.00
Views: 10806
 
Tags: 12  30  carlamp  fet  mosfet  NL11561  power  radioam232  SSH6N80  switch  transistor  
 
how to test a bipolar transistor NPN or PNP part 2
testing bipolar transistors by putting them as unknown transistor in a flip flop schematic
 
Uploaded: December 31, 1969 at 6:59 pm
Author: radioam232
 
Length: 02:27
Rating: 5.00
Views: 2607
 
Tags: base  bipolar  collector  emitter  NL11561  NPN  PNP  radioam232  test  testing  transistor  transistors  
 


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