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ローパス フィルタ

第　送信機系統図. 空中線. 送信周波数帯：　 7MHz 帯、 21MHz 帯. ダイレクト シンセサイザ発振器 AD9834. ローパス フィルタ. 緩衝増幅器 74AC02. 終段増幅器 BS170 x 3. ローパス フィルタ. Key. MEGA48 CPU. キースイッチ FQPF7P06. Hendricks Kits / Dual Band CW Transceiver.

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ローパス フィルタ

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  1. 第　送信機系統図 空中線 送信周波数帯：　7MHz帯、21MHz帯 ダイレクト シンセサイザ発振器 AD9834 ローパス フィルタ 緩衝増幅器 74AC02 終段増幅器 BS170 x 3 ローパス フィルタ Key MEGA48 CPU キースイッチ FQPF7P06 Hendricks Kits / Dual Band CW Transceiver

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