Heathkit IC-2108, Operation Manual

Page 1: ...PrICe 2 00 1591 1278 ...

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Page 3: ...Operation Manual for the MODEL IC 2108 ELECTRONIC DESK TOP CALCULATOR HEATH COMPANY BENTON HARBOR MICHIGAN 8022 ...

Page 4: ...n o t 3 bplw tIOft Owt 44 D _ Ctw1 d CeIcu uat I s _ a rt d Ml ltbptyu by ConItwtt a t 7 DllIong by ConIUnt a t a Ra ni NumbIr 10 Poww Q Irt e RaoIII I8 10 USIng ConNnt Q Irt d CllauIMl Ntgrb e of Nwn o td Rclpl llclh a t Ifl0 1JNnCI1tMI CD K y to R Enonaaus 17 flllid o c t 21 Reofw T 72 ...

Page 5: ...Ololl IOf Ta r_ tht Md you bicu WIth fO IT wt lJt You c 1 idtty Ind lIty add aIbtnct _1tJIIty MIl crr In an f _d In fac1 YGl M IOn U your CaIr uIMDt for PI 11 1 __ you lid not ongjnIIly CIOf1Iidw Common PtCI tCled for k A f you d thin ...

Page 6: ...KI CONSTANT SWITCH Thil whdl _ illlIP In ltl tJOn or dlYWon CGl lIUl ll nutI ItMr II u s by not lNt IN oomtanllUT b bI tid tiIM ISM hgiIIl0end 11 1 a lel C1 EAR KEY PuIh m k 10 dW I UtltMn In IN c aeu 1Of Ind _It to Z 9 Col CLEAR DISPLAY KEY 1tl1l k to d_ Itt II kl y MU Y to N 00111I t aIl l lbw Of futlctlon CIn bI The Co It woll not dlAlJrb t of optntHM1 in rtoI I9I ot n on Iht 10 NU BER ENTRY KE...

Page 7: ... C CD lIU In C l IIHlU 10 F ...

Page 8: ...tion c Nr1L eft I lUmbIAd step line of tht OwtIlhows tllcn w p 11nd ful ClJOO It to PlIIh InC what 1M t Mil be U WI flc 1 1 dKl modl for I the CofwMct the Uno tQ an pn AC pcI lIIIW ource Th Ppfi _ ID thI drOollt to gIyt Inwnt ort oper1ltion tIItt l tht SWlteh I tum f on II the UM dbtoo d for IOl nt time It Ny up to 30 OnCk fOf the clapI y to Jlltlt In dtmIy ht Befor yOl l big any ulcvlMlCn It is f...

Page 9: ...NT SWITot OFF ST I UT FUNCTION READOUT I I iriri l I O ill I 155 n 2 llj EJ llJ I 18G l fl CHART 2 SUBTRACTION SUBTRACT 41 22 CONSTANT SWITot OFF ST INPUT FUNCTION READOUT 1 llJ IDj lJ Ul I 10 8 l f 81 2 IDJrJill llJ l I I 60261 ...

Page 10: ...IPLlCATION MUL TIfILY m CONSTANT SWITCH OFF STEP INPUT FUNCTION READOUT 1 rs J llJriJ I 2251 2 fj 751 CHART 4 DIVISION DIVIDE 111 CONSTANT SWITCH OFF STEP INPUT FUNCTION READOUT I t J C 1 lEI I 4 4Lf 2 B I I I 1 1 ...

Page 11: ...ES AOO sueT ACT ADO MULTWLY AND DJVlOE IN SEftlES COHSTAHT SWllDt Off lt5 20 111 STE INPUT FUNCTION UOOUT llJ lliJ J l J I 5 1 rmra a I 351 J I J I 30 1 lliJrm rt l I Lf 2 1 l J lI J I 3351 r I B BLf NOTE t onMd llICNi 04 rwtoflNpi l t ...

Page 12: ...TIPLYING BY A CONSTANT WHERE CONSTANT Ie X3 CONSTANT SWITCH Ie 2 S 8 K 24 40 K l20 m INPUT FUNCTION READOUT t 1 W l J I 21 2 l1 I I 51 3 l J B I 241 ll I I 201 1 NOTE THAT THE CONSTANT IS THE SECOhO NUt l8EA ENTERED ...

Page 13: ...IVIDING BV A CONSTANT WHERECONSlANT It COfrlISTANT smTCH It 12 K J 2OK S 28K 7 STEP tJT FUNCTION fADOUT fiII llI i J I I21 1 I 2 EJ J I 3 1 3 lllm I 5 1 Will 1 I 7 1 1 NOTE THAT THE STAHT IS THE lCOND U BER E T AED ...

Page 14: ...CHART RAISING A NUMBER TO A POWER RAISE TO ITS FOURTH POWER CONSTAHT SWITCH OFF 11 4_ STEr INPUT FUNCTION READOUT 1 EI It J I al I 6 Lf I J il J I 5 21 I J S I Lf 0 951 ...

Page 15: ...CHART A RAISING A NUMBER TO A POWER USING THE CONSTANT RAlSE TO ITS FOURTH OWER CONSTANT SW1TCH ON 1I 1I x 408e STEP INNT FU CT tliUDOUT 1 ill jI 2 I 5 Lf 1 J 1 5 2 1 jJ 1 Lf 0 95 1 ...

Page 16: ...9 CALCULATING NEGATIVE POWERS OF NUMBERS CALCULATE nilE NEGATIVE fOURTH POWER Of 2 CON TAHT W1TCH OFf 1 1 1 2 2 2 2 2 2 2 2 2 ITE INPUT f CTION READOUT 1 J E I 1 ill I 0 51 3 1 I 0 251 1 I o 251 ill 1 I 006251 ...

Page 17: ...CHART 9A CALCULATING RECIPROCALS CALCULATE 1 CONSTANT WITCH ON X X 015625 tON DlsPLAYI l s t X STEP INPUT FUNCTION AEADOUT J I 0 0 55251 1 81 2 1 1 J I 5 l 1 1 ...

Page 18: ...rvlDE IPllIE U S COfif TAHT SWITCH OFf o fSxl0 21_13 J ITE PUT fUNCTION fIlEADOUT 1 I ill I 51 B1 I 5a1 J ER OR llJ I e0 1 CLEAR DISI LAY a I 50 1 illJ I 39 1 I 31 rJlClIbOn 1M m 11 be torl 4 t Mfon Iht oONOTE flP CtlCln l onfy foralbncbOn O TE The of _PI tllm II wortItd OIJL ...

Page 19: ... m foaowing Idd tiotl WIth DECIMAL POINT IIttltlg of 3 1ht AEADOUT woukl how 1M _ 14208 650 If ttl UIM probltm _ _bd out WIth dlC ll Nll point 1II1tJI lg of c lht W Witf would lUll be ttM Am llfn 1M aku1Mot will not cut off th 1m lett mort wgnlflc ant numblrlto dll P V 1M 6 It the 9 1 lI_c lignlf tnumberl 68436819 t 7382 9587 9i _ NOT SHOWN a OIGIT DISPLAY A 10 It 17 33 0 18 5963 t 11 102 33JI987 ...

Page 20: ...INDICATIONS CHART COMBINATION INITIAL RESULT ENTRV AND EXCESS ENTRY OF OPERATION OPERATION U j E 0 fj CAUTION A I NIt Y r 1hIt in 1h I O condltlon 6nlhc It_ b bIl1fy of an wnw _ U l0l0l1tl the ditfQy it con1C1 ENDING A CALCULATION you h tompktm IU Puts for C8lallI1lon pultl I I EQUALS k Thos d vs the __ Ind Jnl ft the CMala tor for l1fY of the hnt r lmo of th t next e k lllttlon wi1tlout MYK It to...

Page 21: ...8 for or pound 1 lOO Jl 0 01 A 4 041 ala tu on ft 0011 p l would be D4 I the prlet U PIt S6 00 11 04 so 20M tlX llMl tO mOllnl of lh I dolW 4 I ht Ill Id PI 56 00 1 04 ont dol pi 0 1I M1 foV l dl A rsl A doun 1121 itlmllt 10 60 would be O OI5 fl Eumo 5060 12 S005 A c w trWelf 360 mil and r 1Aa 20 llIIkIm of 9 l1On lor Wiry 18 rnua Of 10 02 IN at 10 38 101 56 00 It 1 04 SlS 20 OUIl nt 10 38 18 SO 0...

Page 22: ... tqUA1I root In Ih mpl 15 it the 1IQU_ root 01 225 tnd IIOOd _ hiit WI 216 1 N 9JbltllUbI the numlW1 In th CImllol beIow rcl the lt of l P 1 wilt be dOtll _tll Ntl numb 10 lUbllJtuM Of A In 1I f 2 lNn t tht prOC M For 11 J albltllUbI the 11 01 Ulp 2 for A Ind til 0fI unlit IhI numblr N dr idfd by A tqU h A to the rtlqu r N 226 A 151n OI ormull A A aIfnbet rnult opli 1 by IbIIl WIll th of he t IUtt...

Page 23: ...houkf milt you WWit to cNntt the fi ed d1cJmllI pQlilion r_the e IbInt1 IIId diM rtmOW ttl two ICtItWS from the Io rIw of the by circu t bowd end hit 1M boIJ d enougn to d l mil fOtl RouIQol off frKt U Indic llt tanthl For fp dol l For 19K tho nMttn or lefl lht of t tI flWwfrd Ytd to 1 10 000 d llv to 1 100 000 AnI ditpUVed to 1 1 000 000 Arw r dlllPUiy lto 1 10 000 000 USE o 1 2 3 7 DECIMAL POSIT...

Page 24: ...dupois DRY MEASURE MEASURES OF WEIGHT oo 1 t 1 PIdC 1 bulhellbu 1 METRIC EQUIVALENTS LIQUID OR FLUID MEASURE 18 dranu ounces l00pounck 2000 pou 2240pou a 437 5 m 1 ounetllor 7000 p 1 pouncIllb 1 1 tentll l t cwt 1 1 than ton T oo 0n9tonorgrDlllon 1 t il tW tl 1 decihtw dH 110 til 1 IIw III 10 dll 1 tW IdtJl110 I 6102 cu In 338 Ol 6 102 t l In 8 5 gill SM l8 qL 1 0667 qL iOBqt 2 6 AlII in Gr 8t1 nl...

Page 25: ...euboc I 35 cubk f 42cubkf 7 92lndMs 2511nk1 lD011tIb 80 1 bultltl 19a11on SURVEYORS MEASURE 1 I nk 1 66 ft 1 cNltI o 0 0 I mU COMMON EaUIVALENTS I pprolllimital 0 2160wbK inc hMor 1 114cublc _ o 0 0 0 0 0 23 cubit lncn WEIGHT OF WATER 1 wbk Int h _ 0380 pound 12c sbic o 0 0 0 0 0 0 0 0 0 413pourd 1 c ubk looc 0 0 0 0 82 3 pounds 1 cvbk loot 0 0 0 0 o 7 48062 U s fIl10nl 1 8 wboc f 0 0 0 112 0 poun...

Page 26: ...nctll4Jkfl 1 4 cup 2 oureM ll ktJ 5 tllbIeOQOOId plus l atpOOn 8 4 Ol Inc liqukll 112 c up 4 ou I ldl 16 Qll ll 18 ou_ hq lldl 1 Pint t16 oure idl 1 t 132 ounce I idl _Ion 1 pec k pound dry __It ll STANDARD One pll lCtl Of dMt1 31M pOO 4 abt Poons 1 3 CUP 112Q1p 1 n N 2 pong 8 18_ 12 U h 12 0l 1 unlb COUNTING I do ldoL 1 tlll 4 tlQl ell lC Mf 1 foot i tn 1 yam JO 11 ylfds 1 rod paM Of I th 160 roc...

Page 27: ... 1 1 1 klcwlw I g jbic fOOl 1 C1 lIC Va d 128 cubic 1 1 12C1olblc loot 24 Jf C1obil 11ft l tl Ol t 16 1 n10 25 Q lbic fMCI 1 728a bci m 27 Q lbc t 1 cord of wood 1 bWd 001 144 o bc rdlII 1pwch of u II or brick ANa LES AND ARCS 1C1W lIMIIt_ 1 lliklflwtlr I 00155 Ill In lS5 in 10 q ft Of 1 1SllIq yd 3IIlllll I IOOlq rnt l1V cl b c UI t In lend eo 1oICIOndI1 eo ft tII ___ of Ire l cl j _ 01 1 nul C 1...

Page 28: ...OJ13 0417 DI2 DO om DECIMAL EQUIVALENTS OF C ON FRACTIONS SOOll 32 0313 3 11 2727 1111 3333 DIY IIIlJO 1750 4 2SOD 2 3 4f1 S714 1371 2OOD 4ODO 7110 1611 286 11 7111 n 1429 2222 7 12 2111 111 sn 71Q 1111 3 4 7SOD 1111 7373 M DO IDDO 0 IIIlJO 1111 סס oo 317 1m 12 1112 0133 3 1112 4167 10 ll 1 16 3 0 on 71 11 12 8167 ...

Page 29: ... HEATH Schlumberger BENTON HARBOR MICHIGAN THE WORLD S FINEST ELECTRONIC EQUIPMENT IN KIT FORM ...