HAM RADIO: Whats better a 64:1 or 49:1 Build and Test
20:31
HAM RADIO: The 64:1 EFHW Transformer build. 49:1 and 64:1 UnUn builds
1:10:43
Mini UNUNs 49:1 and 9:1 (production process)
23:53
80m with your 66ft end fed half wave antenna?... How to easily make a 110µH loading coil.
30:26
Les mythes courants sur la radio amateur démystifiés !
1:00:43
EFHW MULTIBAND ANTENNA with 49:1 UnUn home made (PART1)
12:14
How to wind an End Fed Half Wave Autotransformer
14:51
HAM RADIO: Antenna Autopsy 2 A look at a 2M /70CM X300 Diamond/Watson Antenna
46:08