Antenna Tuning Unit

Inductors used in ATU applications will under some conditions carry very heavy currents to ground

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Antenna Transmatch tuner Links

201



QRP hf antenna match
The tuned circuit inductor is a T130-red toroid core. This is close wound with 50 turns 20 gauge enamelled wire

Semplice Transmatch tuttofare
Un piccolo accordatore nella configurazione ad L

The ultimate transmatch
At the rear of the roller inductor is the 1-to-4 balun.the balun is set on top of a standoff isulated

Realisation coupleur par f4 dme diedier


10 m| 12 m| 15 m|
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6 m| 70 cm| 60 m| 80 m| 160 m| 136 khz| 630 m|
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