FreeBytes RadioKit-120 조립 및 작동 매뉴얼 - 페이지 5

{카테고리_이름} FreeBytes RadioKit-120에 대한 조립 및 작동 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. FreeBytes RadioKit-120 11 페이지. 20μ cw ham radio transceiver kit

The board with the capacitors

placed.

Give special attention to soldering the electrolytic capacitors C9, C10 and C11

since they are polarized. The correct polarity is printed on the board. Finish the

construction by soldering IC1's 8 pin base, D1, T1, T2. Take care regarding the

placement of Transistors T1 and T2. Just follow the printed impressions on the

board. Solder the crystal, the provided input output pins and the 9V clip last.

Finished board

Please beware that there may be differences between the components

shown in the photos and the actual components provided with the kit

because of revision and production changes. See revision list at the

end of this document.

After finishing soldering check your work and make sure that there are no

accidental solder joints between different pads or conductors on the board.

Recheck the placement of all the components and make sure that everything is