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QRO ATU with Dummy Load
QRO ATU / Dummy Load / Power meter intended to be capable of handling the full 400W
post 05 Dec 2024
Antenna Transmatch tuner Links →
The super tee qrp Antenna Tuner
The SWR bridge reads the reflected voltage, and thus it must be tuned for a minimum light output from the LED
The MFJ tuner with the motor drive attached
This project uses some small gearmotors purchased from Hobby Engineering to drive the inductor switch and the two air variable capacitors on an MFJ 1500W antenna tuner
The Z-Match Antenna Tuner
Charlie's Z-match ideas below have been implemented in my station as my compact portable antenna tuner
The Dentron AT-3K Antenna Tuner
AT-3K only has a switch position for balance line BAL to feed to an external balun
186
The SWR bridge reads the reflected voltage, and thus it must be tuned for a minimum light output from the LED
This project uses some small gearmotors purchased from Hobby Engineering to drive the inductor switch and the two air variable capacitors on an MFJ 1500W antenna tuner
Charlie's Z-match ideas below have been implemented in my station as my compact portable antenna tuner
AT-3K only has a switch position for balance line BAL to feed to an external balun
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