Alberto

Alberto

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KN9B - 2M / 70 cm J-Pole

KN9B - 2M / 70 cm J-Pole

J-POLE Building 2 meter Copper Pipe Antenna.  Slide the clamps up or down to adjust SWR.  Perfect!

J-POLE Building 2 meter Copper Pipe Antenna. Slide the clamps up or down to adjust SWR.

These are a whole bunch of things to make with the 555 timer IC with a note for each picture. I do not take credit for these schematics, they were made by Collin Mitchel. As you would probably think it took me a very long time to make this but it was night and i was wanting to waste some time so i hope you like it! I have descriptions for each and every picture so feel free to ask questions!

These are a whole bunch of things to make with the 555 timer IC with a note for each picture. I do not take credit for these schematics, they were made by Collin.

A Simple & Cheap Dual band antenna will save you having two different antennas for UHF and VHF

A Simple & Cheap Dual band antenna will save you having two different antennas for UHF and VHF

Antenna coaxcial switch

Antenna coaxcial switch

0-28V 6-8A Power Supply (LM317, 2N3055)

0-28V 6-8A Power Supply (LM317, 2N3055)

Radio Activity, Ham Radio Antenna, Hams, Fun Hobbies, Morse Code, Radios, Communication, Workshop, Construction, Technology, Building, Atelier, Ham

Esta antena consiste en combinar dos antenas J en una sola , de manera que el elemento más corto para VHF se usa como el elemento más largo en UHF.

Esta antena consiste en combinar dos antenas J en una sola , de manera que el elemento más corto para VHF se usa como el elemento más largo en UHF.