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PureSignal_final_selection

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Hermes<br />

Transceiver<br />

Two P-P Stages<br />

TI OPA2674C<br />

PURESIGNAL RESULTS<br />

Focko, DJ5JB<br />

Hercules<br />

100W PA<br />

(DJ8AY)<br />

2x RD16HHF1 MOSFET<br />

2x MRF492 BJT<br />

LK-500 NTC<br />

2x 3-500Z<br />

(Grounded-grid)<br />

MIXED TECHNOLOGY<br />

• 80M, 900 Watts<br />

• IMD3 -28 → -55 dBc<br />

• IMD5 -34 → -70 dBc<br />

©2014 Warren Pratt, NR0V 38

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