Hits
Traps antenna 40/20 meter
More than 5 years ago I already made a few cheap traps and put a small piece about it on my website
post 19 Dec 2024
Coils Traps Antennas Links →
La nobile arte di costruire le trapple Hf
L'operazione di sintonizzazione avviene scostando tra loro, leggermente, le spire dell'induttore
W4DEX low LF frequency
This is an easy to build coil with variometer
Single-layer Coil Inductance and Q
This single-layer coil inductance calculator uses the Lundin's formula [5] for which the maximum relative error is stated to be less than 3 ppm
Air Core Inductor Inductance Calculator
Calculates the inductance of an air core inductor
Antenna Trap Design
Enter desired frequency MHz, Results inductance L uH Capacitance C pF
85
L'operazione di sintonizzazione avviene scostando tra loro, leggermente, le spire dell'induttore
This is an easy to build coil with variometer
This single-layer coil inductance calculator uses the Lundin's formula [5] for which the maximum relative error is stated to be less than 3 ppm
Calculates the inductance of an air core inductor
Enter desired frequency MHz, Results inductance L uH Capacitance C pF
Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice
Amateur radio kits by Kanga US
Pcs Electronics RF power amplifiers-pallets archives-ABC of FM AM DAB+ DRM radio transmitters