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Homebrew HF SWR/Power Meter - 285 TechConnect Radio Club

Homebrew HF SWR/Power Meter - 285 TechConnect Radio Club

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Forward<br />

Reflected<br />

2 vdc<br />

5/4/2012<br />

Source<br />

51<br />

51<br />

Diode<br />

0.01 uF<br />

Diode<br />

~ 300 ohm<br />

0.01 uF<br />

Isolated <strong>Meter</strong> Circuit<br />

1 uF<br />

100K<br />

100K<br />

3<br />

2<br />

5<br />

6<br />

+<br />

- 1 4<br />

1<br />

Forward OUT<br />

11<br />

1<br />

+<br />

- 2 Reflected OUT<br />

+X VDC<br />

7<br />

780X<br />

1 uF<br />

+V IN<br />

LM324 or equivalent<br />

3<br />

4

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