Cheap homemade 30 MHz 6 GHz vector network analyzer
Vector network analyzer (VNA) are used to measure scattering parameters of high frequency circuits
post 01 Jan 2022
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Simple electronic keyer
This circuit in figures 1a and 1b is a simple keyer which can be built
Simple Noise Generator
As a signal source I thought about noise because we knew from school that all frequencies were present
Keyer ETM-5C Elektronik
The electronics should no menus and double occupied
Building A High Voltage
I stumbled on an article by a german ham and materials engineer
Installing long wire antenna
Installing a long wire antenna when the only best way is to attach one end to a tree
170
This circuit in figures 1a and 1b is a simple keyer which can be built
As a signal source I thought about noise because we knew from school that all frequencies were present
The electronics should no menus and double occupied
I stumbled on an article by a german ham and materials engineer
Installing a long wire antenna when the only best way is to attach one end to a tree
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