#736 40m Low Pass Filter (part 1 of 4)
1:20:10
Industrial Technology in Action How is huge Gear made
4:59
Teufel Ultima 25 Aktiv: Toller Sound für dein Zuhause!
30:42
Build Your Own 40M Band Pass Filter - Step-by-Step (#44)
18:18
#766 Measuring Ferrite RFI Suppression
28:50
DIY 20 Meter Bandpass Filter for Ham Radio
15:21
#711 Basics: Power Supply (part 1 of 5)
34:10
37 - Building & Testing a Band Pass Filter
18:17