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The flea a 40m minimalist transceiver


The flea a 40m minimalist transceiver

Build transmitter qrp Flea 40m CW Minimalist TCVR

post 19 Nov 2024


Projects_Homebrew Links

169



Toroidal Helical Antenna CTHA
This new design of the System-G uses a Contrawound Toroidal Helical Antenna (CTHA) as a source of EM waves

Tasto elettrocio per la telegrafia
a coloro che si dedicano anche al CW, presentando un simpatico circuitino

TRX Sequencer
Questo semplice circuito e' rivolto a coloro che desiderano gestire direttamente tutto il processo di rice-trasmissione della propria stazione, avendo costruito preamplificatori d'antenna, amplificatori lineari

The MFJ tuner with the motor drive attached
MFJ doesn't seem to sell the tuner I've got anymore, but this setup can be used on any tuner that has either an inductor switch where the spring detent system can be defeated or a roller inductor


Ferrite-shop

Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice

Kits and Components

Amateur radio kits by Kanga US

Pcs Electronics

Pcs Electronics RF power amplifiers-pallets archives-ABC of FM AM DAB+ DRM radio transmitters