CCircuitCSerializeHackCPart CTextLabel)h edutek.ltd.ukvoltageAdjust referenceqpast a set point.aowhen the temperature rises Q_ relay to switch on the fan motorAOThe comparator activates the)=====================)TEMPERATURE SENSOR!r LIGHT SENSOR!s =============I]WUsing a Darlington pair toYfgdrive a lamp when darknessilwfalls on the LDR and input toyeDarlington pair rises to 1.4v)7divider voltage'Adjust potential9G (Light level)CVZeroCText0V CTerminal Qfr=? CNPN CDummyValuepp100hFEY@? hFE `ueX @>RW??^C8?*$t%!#PP100hFEY@? hFE @UeX @~8?``ua dh)?َ>l ?^C8tTl*CBulb"@AJb$?,AeX @AJb$,/  CVoltRailCValue9V("@? V "@Qfr=5 CVResistorCSlider'<3!/40k j@?k : "@)?4 Ijc?)4;  CResistor30NP\10k@?k L`aadh)? َξ `5ajc? َ>4\Ld@ CLDR_Lamp CFixedValue{57200 @?  CLampvC` ujc?y럞ؕ(? y럞ؕ(tH C741 COpampSupply CDummyPartLZNw``9V"@? V? VK`a \2:?@pq 333333@hi NSǽ?{-"ZwQCMotorEMPHQ] PtQ CMechTermp\Xa] pD\\tV bK6>)e4̘i)e4CPot3+K10k @?k 8Zi[PQ "@H}M?PQH}Ml 333333@Ll^  CThermistor CThermValue158kL@F@k CMercuryl-bx  \2:?@ r?  rg=31?33k @?k  - "@ r?D Y \2:?@ r, Dk0V h]?o=3Vd10k@?k hi?E{-"hi NSǽ?E{-"?dlr=34.7k \@?k h} ?  !?  !|v!#(X(X100hFEY@? hFE (H)] a +!@!@+F?hi ?*>(t)|F\0tzCDiode(4)Ia +!@F),v_() "@F),v_=44 139V("@? V   "@wŻ[  CRelaySPDTXY "@@A "@|)>+F?@4AIa +!@|)>+FP4QI`4aI"@8d4 CWire@A@a  `!aH a p ` y X a  CCrossOverN\Td`a N\TdPQ ()(QPQQ P  Q  P)  (HAI(A  @Y  ) %%&,&''**+@+,,&//0055;;<<@@+AAHHIIMMQQRRSSsVVWWYY^^__``gghhkklloorr{sSsvrvwwzz{v{||zV/*0%'5;HA<I R`glQ^|Wo_hwk$s@+@@"V(  $@? V ? V  $@? V ? V @? s