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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: June 28, 2007 at 2:27 pm
Author: radioam232
 
Length: 00:54
Rating: 4.67
Views: 1577
 
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 21, 2007 at 3:00 pm
Author: radioam232
 
Length: 01:30
Rating: 5.00
Views: 2078
 
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: April 8, 2008 at 10:22 am
Author: radioam232
 
Length: 05:00
Rating: 5.00
Views: 2153
 
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: March 7, 2008 at 8:12 am
Author: radioam232
 
Length: 02:53
Rating: 5.00
Views: 3596
 
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 21, 2007 at 4:07 pm
Author: radioam232
 
Length: 01:28
Rating: 5.00
Views: 1084
 
Tags: cathode  homebrew  NL11561  oscilloscope  radioam232  ray  tube  
 
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 30, 2007 at 3:22 pm
Author: radioam232
 
Length: 02:10
Rating: 5.00
Views: 3798
 
Tags: 2-6  728  Army  BC  Ham  MHz  NL11561  Old  radio  radioam232  receiver  Shortwave  US  
 
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: April 19, 2008 at 9:32 pm
Author: radioam232
 
Length: 03:55
Rating: 5.00
Views: 1208
 
Tags: carbon  film  metal  NL11561  radioam232  resistor  resistors  wire  wound  
 
DDR 1972
Short story of my trip to Eastern Berlin in the DDR in 1972 with a special focus on electronics. Radio: Stern Junior, made by RFT,...
 
Uploaded: April 14, 2008 at 1:22 pm
Author: radioam232
 
Length: 06:58
Rating: 5.00
Views: 619
 
Tags: 1972  2106U  beer  Dahlem  DDR  engelhardt  Ines  Junior  Museum  NL11561  opera  radio  radioam232  RFT  Stern  television  wurzburg  
 
homebrew radio receiver with tubes
radio with two vacuum tubes for frequencies between 1 and 1,6 MHz (music live from receiver)
 
Uploaded: July 6, 2007 at 10:26 am
Author: radioam232
 
Length: 01:11
Rating: 4.90
Views: 9958
 
Tags: ham  NL11561  radio  radioamateur  shortwave  tube  vintage  
 
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: March 7, 2008 at 8:42 am
Author: radioam232
 
Length: 02:27
Rating: 5.00
Views: 2148
 
Tags: base  bipolar  collector  emitter  NL11561  NPN  PNP  radioam232  test  testing  transistor  transistors  
 


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