Yaesu FT DX 1200 Operating Manual

Also see for FT DX 1200: Operation manual Operating manual Operating manual

Page 9FT DX 12 00 O PERATING M ANUALI NSTALLATION AND I NTERCONNECTIONSPROPER GROUND CONNECTIONGNDTransceiverGNDLinearAmplifierGNDTNC"Daisy Chain"GNDLinearAmplifierGNDTNCGNDTransceiverIMPROPER GROUND CONNECTIONGROUNDINGThe FTDX 1200WUDQVFHLYHUOLNHDQ\RWKHU+)FRPPXQLFDWLRQVDSSDUDWXVUHTXLUHVDQHIIHFWLYHJURXQGV\VWHPIRUPD[L-PXPHOHFWULFDOVDIHW\DQGEHVWFRPPXQLFDWLRQVHIIHFWLYHQHVV$JRRGJURXQGV\VWHPFDQFRQWULEXWHWRVWDWLRQHI¿FLHQF\LQDQXPEHURIZD\V ,WFDQPLQLPL]HWKHSRVVLELOLW\RIHOHFWULFDOVKRFNWRWKHRSHUDWRU ,WFDQPLQLPL]H5)FXUUHQWVÀRZLQJRQWKHVKLHOGRIWKHFRD[LDOFDEOHDQGWKHFKDVVLVRIWKHWUDQVFHLYHUVXFKFXU-UHQWV PD\ OHDG WR UDGLDWLRQ ZKLFK FDQ FDXVH LQWHUIHUHQFH WR KRPH HQWHUWDLQPHQW GHYLFHV RU ODERUDWRU\ WHVW HTXLS-ment. ,W FDQ PLQLPL]H WKH SRVVLELOLW\ RI HUUDWLF WUDQVFHLYHUDFFHVVRU\ RSHUDWLRQ FDXVHG E\ 5) IHHGEDFN DQGRU LPSURSHUFXUUHQWÀRZWKURXJKORJLFGHYLFHV$QHIIHFWLYHHDUWKJURXQGV\VWHPPD\WDNHVHYHUDOIRUPVIRUDPRUHFRPSOHWHGLVFXVVLRQVHHDQDSSURSULDWH5)HQJL-neering text. The information below is intended only as a guideline.7\SLFDOO\ WKH JURXQG FRQQHFWLRQ FRQVLVWV RI RQH RU PRUH FRSSHUFODG VWHHO URGV GULYHQ LQWR WKH JURXQG ,I PXOWLSOHJURXQGURGVDUHXVHGWKH\VKRXOGEHSRVLWLRQHGLQD³9´FRQ¿JXUDWLRQDQGERQGHGWRJHWKHUDWWKHEDVHRIWKH³9´ZKLFKLVQHDUHVWWKHVWDWLRQORFDWLRQ8VHDKHDY\EUDLGHGFDEOH VXFKDVWKHGLVFDUGHGVKLHOGIURPW\SH5*FRD[LDOFDEOH DQG VWURQJ FDEOH FODPSV WR VHFXUH WKH EUDLGHG FDEOH V WR WKH JURXQG URGV %H VXUH WR ZHDWKHUSURRI WKH FRQQHFWLRQVWRHQVXUHPDQ\\HDUVRIUHOLDEOHVHUYLFH8VHWKHVDPHW\SHRIKHDY\EUDLGHGFDEOHIRUWKHFRQQHFWLRQVWRWKHVWDWLRQJURXQGEXV GHVFULEHGEHORZ ,QVLGHWKHVWDWLRQDFRPPRQJURXQGEXVFRQVLVWLQJRIDFRSSHUSLSHRIDWOHDVWPPGLDPHWHUVKRXOGEHXVHG$QDO-WHUQDWLYHVWDWLRQJURXQGEXVPD\FRQVLVWRIDZLGHFRSSHUSODWH VLQJOHVLGHGFLUFXLWERDUGPDWHULDOLVLGHDO VHFXUHGWRWKHERWWRPRIWKHRSHUDWLQJGHVN*URXQGLQJFRQQHFWLRQVIURPLQGLYLGXDOWUDQVFHLYHUVSRZHUVXSSOLHVDQGGDWDFRP-PXQLFDWLRQVGHYLFHV 71&VHWF VKRXOGEHPDGHGLUHFWO\WRWKHJURXQGEXVXVLQJDKHDY\EUDLGHGFDEOH'R QRW ³'DLV\&KDLQ´ JURXQG FRQQHFWLRQV IURP RQH HOHFWULFDO GHYLFH WR DQRWKHU DQG WKHQFH WR WKH JURXQG EXV 7KLVPHWKRGPD\QXOOLI\DQ\DWWHPSWDWHIIHFWLYHUDGLRIUHTXHQF\JURXQGLQJ6HHWKHGUDZLQJEHORZIRUH[DPSOHVRISURSHUJURXQGLQJWHFKQLTXHVInspect the ground system - inside the station as well as outside - on a regular basis to ensure continued performanceand safety.%HVLGHVIROORZLQJWKHDERYHJXLGHOLQHVFDUHIXOO\QRWHWKDWKRXVHKROGRULQGXVWULDOJDVOLQHVPXVWQHYHUEHXVHGLQDQDWWHPSWWRHVWDEOLVKDQHOHFWULFDOJURXQG&ROGZDWHUSLSHVPD\LQVRPHLQVWDQFHVKHOSLQWKHJURXQGLQJHIIRUWEXWJDVOLQHVUHSUHVHQWDVLJQL¿FDQWH[SORVLRQKD]DUGDQGPXVWQHYHUEHXVHG