beautypg.com

Futaba 8J User Manual

Page 88

background image

87

*<526 DQG *29(51256 8VLQJ HOHFWURQLFV WR WDNH VRPH RI WKH FRPSOH[LW\ RXW RI VHWXSV DQG ÀLJKW

:KDW LV D J\UR" $ J\URVFRSH LV DQ HOHFWURQLF XQLW WKDW VHQVHV PRWLRQ DQG FRUUHFWV IRU LW )RU H[DPSOH LI WKH ZLQG EORZV
\RXU KHOLFRSWHU¶V WDLO WR WKH OHIW D J\UR ZLOO VHQVH WKDW PRWLRQ FRQ¿UPLQJ WKDW QR LQSXW ZDV JLYHQ DQG ZLOO FRUUHFW IRU LW

+RZ GRHV LW KHOS LQ KHOLFRSWHU VHWXS" $ JRRG J\UR ZLOO WRWDOO\ HOLPLQDWH WKH QHHG IRU UHYR PL[LQJ 7KH J\UR ZLOO VHQVH DQG
FRUUHFW WKH XQZDQWHG PRWLRQ IRU \RX VR \RX GRQ¶W KDYH WR VSHQG WLPH WR JHW D FRPSOH[ FXUYH RSHUDWLQJ SURSHUO\

*\UR VHQVRU W\SHV 7KHUH DUH PDQ\ GLIIHUHQW NLQGV RI J\URV (DUO\ J\URV ZHUH PHFKDQLFDO ZLWK D VSLQQLQJ GUXP VLPLODU
WR D FKLOG¶V J\URVFRSLF WR\ 7KH QH[W JHQHUDWLRQ XWLOL]HG D VSHFLDO W\SH RI FU\VWDO FDOOHG SLH]RHOHFWULF ZKLFK VHQVHG WKH
PRWLRQ DQG SURYLGHG DQ HOHFWULFDO SXOVH 7KH ¿QHVW J\URV DW WKH WLPH RI WKLV ZULWLQJ DUH 0(06 0LFUR (OHFWUR 0HFKDQLFDO
System) technology. These sensors, or computer chips, sense the motion. MEMS is far more accurate and less susceptible
to inaccuracies caused by temperature changes, etc.

7\SHV RI J\UR UHVSRQVHV
‡ 1RUPDO VHQVH PRWLRQ DQG GDPSHQ LW LI WKH J\UR URWDWHV RII FRXUVH IRU VHFRQGV LW FRUUHFWV IRU VHFRQGV
‡ +HDGLQJKROG$9&6 FDOFXODWH WKH DQJOH RI URWDWLRQ E\ WUDFNLQJ WKH WLPHUDWH RI FKDQJH DQG WKHQ SURYLGH FRUUHFWLRQ

until the same rotation is achieved.

‡ 6WLFN SULRULW\ D IHDWXUH RQ PRVW KLJKHQG J\URV 7KH PRUH LQSXW JLYHQ RQ WKH FKDQQHO WKH J\UR FRQWUROV WKH OHVV VHQVLWLYH

the gain is automatically. This way, if you give a large input for a stall turn, for example, the gyro turns itself off and
GRHV QRW ¿JKW WKH VWDOO WXUQ $V \RX HDVH RII WKH UXGGHU WKH JDLQ LQFUHDVHV DJDLQ PLQLPL]LQJ WDLO ZDJ DQG NHHSLQJ WKH
PRGHO VWUDLJKW ,I \RXU J\UR GRHV QRW LQFOXGH VWLFN SULRULW\ \RX FDQ PDQXDOO\ FUHDWH LW 3OHDVH VHH ZZZIXWDEDUFFRP?
IDT?

&KRRVLQJ WKH ULJKW J\UR IRU \RXU VNLOOV \RXU KHOLFRSWHU DQG \RXU EXGJHW
‡ 0HFKDQLFDO VRPH DUH VWLOO DYDLODEOH 7KH\ DUH YHU\ FKDOOHQJLQJ WR VHW XS DQG QRW DV UHOLDEOH DV SLH]R RU 600
‡ 1RQ+HDGLQJ+ROG 3LH]R WKHVH DUH QRZ LQH[SHQVLYH J\URV WKDW DUH UHOLDEOH DQG HDV\ WR VHW XS 6RPH KDYH GXDO UDWHV DQG

UHPRWH JDLQ FRQWURO WR DGMXVW VHQVLWLYLW\ LQ ÀLJKW 7KH\ GR KRZHYHU ODFN KHDGLQJKROG FDSDELOLWLHV IRU SUHFLVLRQ À\LQJ

‡ +HDGLQJ+ROG 3LH]R 8QWLO UHFHQWO\ WKH FUHDP RI WKH FURS ([SHQVLYH DQG PRUH FRPSOH[ WR VHW XS $GGV *36OLNH

KHDGLQJ UHFRJQLWLRQ ([KLELWV PLQRU GLI¿FXOWLHV ZLWK WHPSHUDWXUH GULIW SRVLWLRQ VHWWLQJ YDU\LQJ ZLWK XQLW¶V WHPSHUDWXUH

‡ +HDGLQJ+ROG 600 VW &HQWXU\ J\UR WHFKQRORJ\ &RPSXWHU FKLS WHFKQRORJ\ ([SHQVLYH HDVLHU VHW XS KLJKHU

GXUDELOLW\ 6LJQL¿FDQW GHFUHDVH LQ WHPSHUDWXUH VHQVLWLYLW\ 0DQ\ LQFOXGH IUDPH UDWH VHWWLQJV WR DOORZ IDVWHU UHVSRQVH ZKHQ
using specialized digital servos. Examples:

‡ *< 6LPSOHU VHW XS ,GHDO IRU OHDUQLQJ DHUREDWLFV WKURXJK '
‡ *< %HWWHU FHQWHULQJ WKDQ IRU PRUH DGYDQFHG DHUREDWLFV ,GHDO WKURXJK &ODVV ,,, FRPSHWLWLRQ
‡ *< ([FHSWLRQDO FHQWHU ([WUHPHO\ IDVW UHVSRQVH WLPH 5HTXLUHV VSHFLDOL]HG VHUYR :LWK JRYHUQRU IXQFWLRQ
‡ &*< ([FHSWLRQDO FHQWHU ([WUHPHO\ IDVW UHVSRQVH WLPH 5HTXLUHV VSHFLDOL]HG VHUYR :LWK JRYHUQRU IXQFWLRQ ,W

FRUUHVSRQGV WR D[HV DQG WKH EHVW IRU )O\EDUOHVV 0DFKLQHV

‡ +HDGLQJ+ROG 0(06 *< LV WKH VPDOOHVW DQG OLJKWHVW KHDGLQJ KROG $9&6 J\UR DYDLODEOH WRGD\ ,WV FXWWLQJHGJH

0(06 0LFUR (OHFWUR 0HFKDQLFDO 6\VWHP VHQVRU GHVLJQ XOWUD KLJKVSHHG SURFHVVLQJ VSHHG DQG DGYDQFHG 3,' FRQWURO
algorithm put it a quantum leap ahead of all other heading hold gyros in size, weight and performance. The GY520 has
EHHQ RSWLPL]HG WR ZRUN ZLWK VPDOO HOHFWULF PRGHOV DQG ODUJHU QLWUR WKURXJK VL]HG KHOLFRSWHUV

GYRO

VLPSOL¿HV DGMXVWLQJVHOHFWLQJ WKH J\UR VHQVLWLYLW\ DQG FDQ SURYLGH PRUH WKDQ WZR J\UR JDLQ VHWWLQJV 7KH KLJKHU WKH

JDLQ WKH PRUH FRUUHFWLRQ WKH J\UR SURYLGHV DQG WKH ³VRIWHU´ RU OHVV UHVSRQVLYH WKH KHOLFRSWHU IHHOV 7KLV IXQFWLRQ PDNHV
WKH EHVW SRVVLEOH XVH RI WKH LQÀLJKW DGMXVWDEOH JDLQ RI PRVW J\URV

Adjustability:
‡ 3OXJ WKH J\UR¶V VHQVLWLYLW\ DGMXVWPHQW WR FKDQQHO RI WKH UHFHLYHU QRW DVVLJQDEOH
‡ STD DQG $9&6+HDGLQJKROG GY VHWXS W\SHV DYDLODEOH WR VLPSOLI\ DGMXVWPHQWV IRU $9&6+HDGLQJKROG J\URV
‡ )XOO VZLWFK DVVLJQDELOLW\ RU PD\ VHOHFW Cond. option.
‡ Cond. option provides separate gyro settings, one for each condition, automatically selected with the condition. Allows

FKDQJHV LQ JDLQ WR PHHW WKH VSHFL¿F QHHGV RI HDFK ÀLJKW FRQGLWLRQ

‡ (DFK J\UR VHWWLQJ PD\ EH VHW IURP WR NOR

WR AVC JDLQ HTXDWLQJ WR $79 VHWWLQJV RI

WR

‡ 'XDO PRGH J\URV KHDGLQJKROG$9&6 DQG QRUPDO DUH HDVLO\ WULJJHUHG WR HDFK PRGH E\ FKDQJLQJ WKH J\UR VHWWLQJ¶V VLJQ

1HJDWLYH VHWWLQJV WULJJHU QRUPDO PRGH SRVLWLYH VHWWLQJV DUH $9&6 PRGH