Hits 

Accordatore CTE da 27 - 430 Mhz a 14 - 30 Mhz


Con poco lavoro può essere facilmente adattato a lavorare sulla parte alta delle Onde Corte
post 05 Feb 2024
Accordatore CTE da 27 - 430 Mhz a 14 - 30 Mhz

Antenna Transmatch tuner Links

201



Homebrew C-L-C QRP Antenna Tuner
His is a C-L-C type tuner with a reflected power indicator. Tuning is done for minimum reflected power. Forward power indicator is omitted because I know the output power of my transceiver anyway

L-Match ATU
After much thought I decided to build a L-Match circuit but with flexibility to match a wide variety of situations.

Modifications to the Single Coil Z Match for 1.8 MHz
The original Z Match circuit modified to include 1.8 MHz. The addition of three fixed capacitors and a 4 position switch gives the whole load resistance range at 1.8MHz

Solar Powered Antenna Tuner
Once the tuner determines the frequency of the RF signal being transmitted, it stores the tuner settings in its non-volatile memory for use in future tuning events


Noise suppression with X-phase II

Noise suppression with X-phase II This device similar devices are known as QRM eliminators or noise killers, makes it possible

The K9AY loop antenna for 160 and 80m bands

The K9AY loop antenna for 160 and 80m bands You don't have the space to put up a 4 beverage antenna's, an ewe or a 4-square and want 'good ears' on 160 and 80m? no problems try a k9ay loop antenna

Microphone boom headset for the FT-897

Microphone boom headset for the FT-897 Boom length m. 5.24-fiberglass spreaders m. 2.95-loops dimensions m. 2.00 x 4.27 with 5.00 m