CS266489B1

CS266489B1 - Measuring circuit with iont signal

Info

Publication number: CS266489B1
Application number: CS857958A
Authority: CS
Inventors: Leonid K Vichreckij; Jurij J Ljatte
Original assignee: Leonid K Vichreckij; Jurij J Ljatte
Priority date: 1985-11-06
Filing date: 1985-11-06
Publication date: 1990-01-12
Also published as: CS795885A1

Abstract

Řešení se vztahuje k elektrickým hudebním syntetizátorům. Cílem řešení je rozšíření funkčních možností tvarovacího obrodu tónových signálů. Tvarovací obvod tonového signálq obsahuje tvarovaoí obvod ]. řídicího kódu, jehož výstupy jsou spojěiny se vstupy děliče 2 frekven- • ce, jehož výstupy jsou přes přepínač 5, připojeny k prvnímu 6 a druhému 7 analogovému klíči, a analogově číslicového převodníku 4, jehož výstupy jsou připojeny přes první 9 a druhý 10 odpor ke vstupům operačního zesilovače 11 a přes třetí odpor 12 jsou připojeny TT*prvnÍBiu analogovému ETíoi 6, a’ výstup posledního je připojen přes kondenzátor 15 k výstupu operačního zesilovače ll a přes čtvrtý odpor 13. je připojen T: výstupu druhého analogového klíče 2·The solution relates to electrical music synthesizers. The goal of the solution is an extension of the functional shaping capabilities revival of tone signals. Shaping the ton signal circuit q comprises a shaping device circuit]. control code whose outputs are the splitters with the 2-frequency divider • ce whose outputs are via switch 5, connected to the first 6 and second 7 analog ones key, and analog-digital the converter 4 whose outputs are connected through first 9 and second 10 resistances to operational amplifier inputs 11 and over the third resistor 12 is connected to the TT * first analog ETioi 6, and 'last output it is connected via capacitor 15 to the output operational amplifiers ll and over the fourth resistor 13 is connected to the T: output second analog key 2 ·

Description

1 266489

OnHCAHHE H30BPETEHHJT TO ABTOPCKOMY CBHFLETEJlbCŤBY3aHBKa: N * 3482833 / 24-213aHBneito: 11.08.82MKK4 G 10 H 1/00

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Ha3BaHne 33θ6ρθτβΗΗΗ: ΪΑΪΕΠΒ TOÍlAJIbHOrO CIirHAJlA H3o6peTeiine othochtch κ 3neKTpoMy3biKanbHMM HHCTpyMeHTaw η Μοκβτ «cnonb3o-BaTbca b qacTHOcTH b 3πεκτρ oMy3HKajii) Hbix cnHTe3aT opax (3MC). H3B6CT6H 3jOctpoMy3bn <aHbbHbnHHCTpyMeHT US, 3590131; CHορΜΗροΒΒΗκε TOHanbHoro curHajia npoH3Bop; HTCH flejieHHew nacTO-Tbi onopHoro reHepaTopa fl.

HeflocraTKOM p, hHoro ycT leastcTBa «ΑππετοΗ orpaHHBeHHbi Ha6op φορΜ Bbixoflno-ro CHJTHaJia - tojibko npaMoyrojibHbiH what cKBawHocTbio" axis ", hto cHH ^ aer šbipa3H-TenbHOCTb 3BynaHHH H HCnOJIHHTanbCKHe BO3MOHCHOCTH.

HanGonee 6jih3khm tbxhhbgckhm pemeHHeM ηβπηθτοη φορΜΗροΒ3τ & ΠΒ cHHycoHflartb-ηογο CHrnaJia GB 2036483, οο, ηβροκΑιηΗΗ φορΜΒροΒετεπΒ ynpaBnaioinero Kopa, BbixoflbíKOToporo coeflHHeHbí BxonaMH ynpasneHHH ρ c, βπΗτεπΗ uacTOTbi, τβκτοβμη Βχορ; ko-Toporo coefluneH c 'mnHofl onopHoň uacTOTbi, μΗφροβΗβηοΓΟΒωή npeoSpasoBaTenh, nocTOHHHoe 3anoMHHaiomee ycTidedcTpo η φκπΒτρ hhjkhhx tiacTOT.

HeflocTaTKOM n3BecTHoro ycT leastcTBa ηβώηθτοη HeBO3MO3KHOcTb reHepHpOBaHHHOflHOBpeMeHHO CHTHajIOB pa3JIHBHOft φορΜΜ, ΨΓΟ CyTKaeT ^ yHKUHOHanbHbie BO3MO3KHOC-th, and Tarase TOHajibHbi ο6έ> θμ oóopyqoBaHHH. .

Hejlb H3OČpeTeHHfl - pacIUHpfiHHe φνΗΚρΜΟΗ3.ΠΒΗΜΧ 'BO3MO5KHOCT6H nyTGM pacnmpe-hhh Ha6opa φορΜ úflHOBpeMeHHO reHepHpyeMbix cnrHanoB πρη οαηοβρ6Μ6ηηομ ynpome-hhh ycT leastcTBa. IIocTaBjísHHaH nenb oocTHraeTca τθμ MTO Φορμηροββτ b & πβ TOHajibHoro cnrHa-on, coflepXOBíHň φορΜΗροΒετετίΒ ynpaBJíHwmera Kick, and, Bbixoflbí κοτοροΓο COEP, HHeHbi 2 266489 C BxoflaMH ynpaBaeHHH fleaHTenn yacTOTbi, τηκτοβμη. βχο, π; κοτορογο coearaeH ciuhhoh onopnoH qácTOTbi h nji $ poaHanoroBbiH npeo6pa3OBaTeab, BBefleHbí nepeKaro-MaŤenb φορΜΗ cHrHana, Bxoflbí κοτορογο coeflHHeHbí c BbixofláMH fleaHTeaa aacTOTbi, nepBblň H BTOpOH BbIXOflbl - C BXOflaMH ynpaBJíeHKH COOTBeTCTBeHHO ΠβρΒΟΓΟ Η BTO-poro aHajioroBoro Karoaeň, bxoam ynpaBaeHHH ηηΦροηηηπογοβογο npeo6pa3OBaTeaacoeflHHeHbí c BbixoflaMH φορΜΗροΒ3Τβππ ynpaHnHioinero KOfla, Bxofl- - c-ιπηηοη hctoh HHKH ΟΠΟρΗΟΓΟ HanpHJKeHHH, BbIXOfl Ηβρβ3 -nepBblň H BTOpoň pe3HCTOpbl COeflHHeH CO "OTBeTCTBeHHO HHBepTHpyroiUHM C H HeHHBepTHpyiOIUHM BXOflaMH OnepaipiOHHOrO yCHJIH- .τβππ, qepea τρετύίί pe3ycTop - c bxoaom nepBoro aHaaoroBoro Kama, Bbixofl co- Toporo noflKameH oro HHBepTHpyroiúeMy Bxofly onepaflHOHHoro ycnnHTeaH, aepe3 aeT-BepTbbi pe3HCT0p κ Bbixofly BToporo Katona, bxoa κοτορογο coflflHHeH c o6men um-Hoň, and Tarace nep.e3 mHM bxoaho onhepoHHeH naphe3 KOHflencaTOp c ero HHBepTHpyroiUHMbxoaom h HBaaeTca bmxoaom ycT tmcTBa.

Ha .1ηγ.1 npuBefleHa cTpyKTypHaa cxeMa φορΜΗροΒΗτεππ TOHaahHoro curHaaa; Bbixoflax ycT leastcTBaj. .

Ha .3ηγ.3 - cxeMa seizing nacTOTbi. . ®opMnpoBaTeab TOHaabHoro CHrHaaa coflepacHT φορΜΗροΒητεηΒ 1 ynpaBaHromeroKOfla, Bbixoflbí κοτορογο coeflHHeHbí c BXOflaMH ynpaBaeHHH fleaHTenn 2 nacTOTbi, τβκ- OBbiň Bxofl κοτορογο coeflHHeH c aiHHoň onopHoň aacTOTbi 3 h αηΦροηηθπογοβμη npeo6pa3OBaTeab 4, 5 neperamaTeab φορΜΗ Camana, βχο, αη κοτορογο coeflHHeHbíc BbixoflaMH fleaHTeaa 2 notBbbBbixoflbi. - c BXOflaMH ynpaBaeHHH COOt BeTCTBeHHO nepBoro 6 η BToporo 7 aHaaoroBoro Kamen ', bxoam ynpaBaeHHH ΑΗφ-poaHaaoroBoro npeo6pa3OBaTeaa 4 coeflHHeHbí e BbixoflaMH φορΜΗροΒΒτεΗΗ 1 Bxofl "c uihhoh 8 HCTOHHHKa onopHoro HanpaaceHHH, Bbixofl aepe3, nepBbiň 9 η BTopoň 10pe3HCTOpbI coeflHHeH, COOTBeTCTBeHHO C HHBepTHpyroiUHM H HeHHBepTHpyromHM BXOfla-MH onepaflHOHHoro ycHanTena 11, nepe3 τρβτκκ pe3HCTop 12 - c bxoaom nepBoroaHaaoroBoro Katona 6, Bbixofl. κοτορογο nop; KaroneH κ HHBepTHpyroiúeMy Bxofly onepa-flHOHHóro ycHaHTeaa 11 nepe3 neTBepTbiň pe3HCTop 13 - c BbixoflOM BToporo aHa- 1aor.oBoro Katona 7 bxoa κοτορογο coeflHHeH c o6meň uiHHoň and TaioKe nepes ππτωήpe3HCTop 14 - c HeHHBepTHpyromHM bxoaom onepaflHOHHoro ycHHHTeaji 11 Bbixoflκοτορογο coeflHHeH nepe3 KOHfleHcaTop 15 c ero HHBepTHpyroiUHM bxoaom h τετ - CH BbIXOflOM ycTidedcTBa ..

YcT leastCTBo paSoraeT caeflyroiUHM o6pa3OM. _

Ha fleaHTeab 2 H3 φορΜκροΒΗΤβπΗ 1 nightTynaeT ηηΦορμηαηη c HaacaTOon. κηηβηιπηB BHfleflBOHHHOrO KOfla.

Koflbí ho npHBefleHb b Ta6aHii; e. Πρκ onopHoň aacTOTe, psbhoh 22í Γη, nacTOTa βμχοαηογο CHrHana HaoSoHxBbixoflax ynpaBaaeMoro fleaHTeaa 2 ημθθτ 3HaneHHH, yKa3aHHbie b Ta6aHfle. TaKHMo6pa3OM, fleaHTeab 2 φopMHpyeτ spangle BbixoflHbix nacTOT b flHana3OHe rt 32.7 Γη (cTpoKa TaČaHiibi 2), TTO cooTBeTCTByeT nacTOTe hotm "Flo" β · κοητροκτοβθ, ho7904 Γη (cTpoKa TadaHflbí 1) ητο cooTBeTCTByeT ηοτθ "CH" πητοη oktsbh. Πο -rpeniHocTb ^ ρ μ 3 3 3 3 My3biKaabHoro 3ByKopHfla onpefleaHeTca κο3φφΗΗΗβΗΤ3ΜΗ, npHBep;

Ha nepBOM Bbixofle fleaHTeaa. 2 φopMHpyeτcH CHrHaa npHMoyroahHOH φορΜΜ CO CKBáxHOCTbio "niecTbflecHT neTbipe" fljis Φορμηροβηηηη nHnoo6pa3Horo BbixoflHoro cnr- Haaa Ha btopom Bbixofle - npaMoyroabHbiň CHrHaa what CKBaacHOCTbio "FLBA" ajih noay-ηοηηη TpeyroabHoro βμχοαηογο CHrHaaa. BbiSop φορΜΜ BbixoflHoro CHrHaaa npoH3-BOflHTCH NPN noMoiuH nepeKnroaaTenH 5-3 - 266489 BXOflHOÍÍ nBOHHHMÍI KOfl ΠΟΟΤΥΠβθΤ ΤβΙΟΚΘ Ha ΙίΗφρΟΒΗΘΠΟΓΟΒΗή npeo6pa30BaTejlb4, φορΜΗργκπιριή BbixoflHoe HanpHKeHne, nponopuaoHanbHoe Βχο, ηΗΟΜγ κορ, γ, ΠρΗ BW-6ope UON «B 10 BbixoaHoe HanpasceHHé 6'ypeT paBHO 4.82 B ftnn HoVbi "CH" ΠΗΤοίίOKTaBbi h 20 mB ajih hotu "flO" κοητροκτηβμ. CneiínanbHbix TpeSoBaHHň κ hctohhh-xy onopHoro nanpHweHHH κετ, Tax xaK, H.anpHMep, HecTa6nnbHocTb on 1% Bene? κH3MeneHHio aMnjiHTyflb BbixoaHoro cnrHa.na MeHee ηθμ to 0.1 aB, and Ha nacTOTs bm-χοαηογο cHrHana Ηβ Βπκπετ coBceM.

Ha aHaaoroBbiň 6 nightTynaeT CHrHan npHMoyronbHoň φορΜΜ what CKBajKHoctbro "asa" c nepBoro Bbixoaa aeaHTeaa 2 aacTOTbi. · Πρκ OTKpbisroM kjikjhg 6 BbixoaHoe HanpHxeHHe ycHJiHTejiH 11.

Tli · U6blX = RCi5 j BbiX dt + UBb | X (0) (1) o Rae R- = R9 = R10 = R14 = 2R13 = 3kOm}:

T - nepHoa BxoaHoro CHrnanaJ U6blx (0) “HanpHHceHHe πρπ t - 0, npH U Bb | X = const, Ueb | x (0) = 0

Ubb, x (T / 2) = rčTŠ 1 uSbix '"2 2RC15' Πρκ 3axpbiTOM Kjiwqe 7 BbixoaHoe HanpnaceHHe onepaanoHHoro ycmiHTSJíH 11τ

BblX RC15

BX dt + UBb, x (T / 2). (3) npH u

Tli

nst anajiorHHno (2) · nonyuaioT (τ ') = - »<" RC15 bx <T - 2} + U Bb.x (T / 2), (4)

IIoaCTaBHB B φορΜγΐ ^ (4) 3HaneHHe and ^ H uab, x (T / 2)

H3 (2) noayqaioT UBb, x '<T) T / U.8X-. T-UBx _RC15 RC15

TaxHM o6pa3OM, npH nocTynneHHH Ha ynpaBjiHtoiun Bxoa xjiioHa 6 CHTHana πρημο-yrojibHoíi φορΜΜ h saxpbiTOM κπιοΗβ 6 on Bbixoae onepauaoHHoro ycHJiHTejiH 11 φορ-MHpyeTCH CHrHan TpeyronbHoň φορΜΜ (Φηγ.3). Λπη noayaeHHH carHana-nnaoo6pa3Hoň φορΜΜ BxoaHoň npHMoyronhHbiň CHrHaa cocKBawHOCTbio "niecTbaecHT neTbipe" (.3ηγ.3) nocTynaeT Ha κπιοη 6.

BbixoaHoe HanpnjKeHne ycHnHTenu 11 πρκ 3axpbiTOM κπιοηε 663 / 64T ^ 6bx ~ "rcTŠ j dt + UBblX (0), (6) o

ΠρΗ UB> = const, UBb | X (0) = 0 nonynaioT π f63 τ) = U ®x '63 τBbix ^ 64' RCI5 64 'rae R = R9 = R10 = R14 = 2R13. OTKpblTOM blΠΙΟΗβ 6 (7) UBb, X (T) R12C15

63 / 64T U. "dt + UBy T) 63 (8) - b - 266489 βππ U Bbix = const nonynaiOT1

Uebix "R12C15 'u 6) 1, 63 U., (T -§- T) +""""<§T" · (9)

B3HB flJiH U.bix 3HaqeHne H3 φορφγπω (7), nonynaioT

Uewx (T) =

6bix v64U 6X

_ (T - 63} + U R12C15 U 64 '__63 RC15 64 ·'

BX (10) \ t

xyifl ÚBbtX (T) = 0 nonynaioTR 63 (11) 3HaneHHH Rh C Bbi 6npaioTCH H 3 T 6 6 BbHHi 1 κ ypoBH 1 BbixoflHoro cHi ay cT-poBB. Tax, hjih nonyqeHHfl Ueblx (A, aKCi) = 5 B πρκ Uw {MqKt} = 5 B fM (MaKc) = 8 κΓη 1 RC15 lime R = 3 kOm, C, = IIpHHHMaioT C <= '4300IIocKanbKy υθχ η f βχ. Η? Χ · —r =. 12.5-106 cUBblX; '

4,167 -10 ~ 4 = 4167 πΦ.πΦ, R <- 47 0m.H3M6HHI0TCB CHHXpOHHO r _ U X BX ~ const ·

L 6X

CneflOBaTenbrio κ Ueb () ((M0IKC} = const, to ecTb ypoBeHb BbixoflHoro curnana ibib-jiHeTca nocTOHHHBM flJiH Bcero flnana3OHa φopMnpyeMbIx qacTOT.

Mnaflume OHHHHafluaTb pa3paflOB KOfla, cocTaBnajomne KOfl hotm, nocTynaioT HanepBbiň KacKan ηθηθηκη, coSpaHHbiň Ha flByx MHKpocxeMax.

BbixoflHOÍí cur-Haji nocTynaeT Ha ο ο ϋ ac Kacxafl fleneHHH Taxace Ha MHKpocxeMax.

BbixoflHhie curHajibi BToporo Kacxafla neneHHH nocTynaioT Ha KOMMyTaTop, CO6-paHHbiň Ha Tpex MHKpocxeMax Ha ynpaBjíHroqHe Bbixoflbí KOToporo nocTynaror cTapmneBOCeMb pa3pflflOB ΒΧΟβΗΟΓΟ KOfla, COCTaBJIHIOlHHe KOfl OKTHBbl · C BblXOfla OflHOÍÍ MUK "pocxeMbi KOMMyraropa c-HrHaji nocTynaeT Ha TpeTHň KaCKan neneHHH, o6ecneHHBajo-iuhíí geneHHe nacTOTbi βχοηηογο cHmana Ha 2®. 1 i (ecHTHHHbie 3HaneHHH Kona hotm, nocrynaaafie Ha bxohm spyrnx MHKpocxeM com-MyTaTopa noKa3aHbi b Ta6jiHu e hjih πητΟη οκτηβμ. Flnn hot Bcex ocTanbHhjx okthbohh θγρ, γτ TaKHMH. ACE Kax η pjix ηχτοΆ οκτηβμ. Πο cpaBHeHHio c προτοτηπομ npeftnaraeMoe ycTpoňcTBo nosBonaei * OflHOBpeMeHHOθφθΡΜϋρθΒ3ΤΒ npHMOyrOJIhHMH CHrHajI THna "lleaHHp" (BTOpOŇ BblXOfl ββΠΗΤβΠΗ 2) η TpeyronbHbiň jih6o nHJioo6pa3Hbifí cHrHan Ha Bbixone onepaijHOHHoro ycHJiHTejiaÍ1. Πρπ 3Tom ycTpoňcTBo He braid epxarr GnoKa. πημητη η Φηπβτροβ, το ecTb coicpa-maioTCH annapaTypHbie 3aTp4Tbi.

ΦΟΡΜΥΠΑ H30BPETEHHR ΦορΜΗροΒΗτθηΒ TOHanbHoro curnana, c.onepacaiuHň Φορμηροβητθηβ ynpaBJífnomeroKoná, BbixoHbí KOToporo coewHHeiibi c βχοηβμη ynpaaneHHH nejiHTenn nacTOTbi, τ3κ-TOBbiň βχο, η c KOToporo coeflHHeH uiHHOH onopHoň nacTOTbi h H ^ poaHanoroBbiří NPE-o6p and 3 ΟΒ3Τ ejlb, OTJIHHaiomHHCH ΤθΜ, HTO C HeJlblO paCDIHpeHHH φyHK ^ HO HanbHbix BO3MoxnocTeň rivet paciiiHpeHHH Ha6opa φορΜ oflHOBpěMeHHO reHepupyeMbixCHrHanoB πρη ο, ηΗΟΒρeMeHHOM ynpomeHHH ycTpoňcTBa b Hero BBefleHbí nepeicnioHaTejibφορΜΜ CHrHaJia, BXOflbl KOToporo COeflHHeHH C BbIXOflaMH flěJIHTeJIH naCTOTbl, nepBblHH BTOpoft BblXOHbl - C BXOflaMH ynpaBJTeHHH COOTBeTCTBeHHO ΠερΒΟΓΟ Η ΒΤΟΡΟΓΟ aHa- ; 5 266489 jioroBoro KJiiweň, βχορ, η ynpaBJíeHHH ρηφροβΗθηοΓΟΒΟΓΟ npeo6pa3OBaTena coeflHHeHbíC BblXOOaMU φορΜΗ, ρ0B3T & ΠΗ ynpaBJIHtOllferO KOfla, BXOfl - C UIHHOň HCTOBHHKa ΟΠΟΡΗΟ-ΓΟ HanpHTKGHHHj BblXOfl, Bepe3 ΠβρΒΜΗ Η'ΒΤΟροΑ pe3HCTOpbl COeflHHeH COOTBeTCTBeH "ho c HHBepTupyjoiUHM" nenHBepTHpyiotnnM BxoflaMH onepauřioHHoro ycuriHTejiH, nepeaτρετΗίί pe3ncTop - c bxoaom nepsoro anaaoroBoro icnioqa, Bbrxofl κοτοροΓο noflicnio-NEH κ HHBepTHpyioiueMy Bxofly onepapHOHHoro ycHjiHTena, nepe3 ueTBěpTbiň pe3Hc-τορ - κ Bbixofly BToporo mime sxofl κοτοροΓο οοθηηηθη c o6iueň uinHoň and Taiokenepea πητμη pe3HCTop - c HeHHBepTHpywmHM bxoaom onepaitHOHHoro ycnriHTejiH, bm -xojx κοτοροΓο coe / jHHeH nepe3 KOH ^ eHcaTop c ero HHBepTHpyioinHM βχοπομ h HBJinT-CH B.blXO ^ OM yCTpOilCTBa,

PE Φ EPAT ®OPMHPOBATEJIb TOHAJIbHOrO ΟΜΓΗΑΠΑ IÍ3O6peTeHHe OTHOCHTCH TO 3 KT p p p p OM bl bl bl bl bl HT HT HT HT HT HT.

Uejtb Η3θ6ρβΤβΗΗΗ - paClUHpeHHe tfryHKUHOHajlbHblX BO3MO3KHOCTeH φορΜΗρΟΒΒΤβΠΗTOHaJIbHblX CHTHajIOB. ΦορΜΗρΟΒβΤΒΠΒ TOHajIbHOrO CHrnana COflepatHT φθρΜΗρθΒ3ΤΘ.ΠΗ 1 ynpaBJIHIomerOKOfla, BbIXOflbl ΚΟΤΟΡΟΓΟ COeflHHeHbl CO BXO / XaMH ftěJIHTeJIH 2 qaCTOTbl BbIXOflbl ΚΟΤΟΡΟΓΟ nepe3 nepeKnroqaTenb 5 πο, ηκτηοηθΗω κ nepBOMy 6h BTopoMy 7 aHajioroBbix κπιο-NEN, H-laKfipoaHaj toroBoro npeo6pa3OBaTena 4 Bbixoflbí κοτορουο ποακπκμθημ nepe3nepBbiň 9 h BTopoň 10 pe3HCTopbr κ BxonaM onepaunoHnoro ycHJiHTenn 11 h nepe3Tperaň pe3HCTop 11 - κ nepeoMy aHanoroBOMy KRNOV 6 and Bbixoa nocneflHero nOFL-KJiwqeH nepe3 KÓHflencaTop 15 κ Bbixo ^ y onepapHOHHoro ycujiHTenn 1 1 H NEP NET-BepTbiň pe3HcTop 13 - κ Bbixony BToporo aHajiorosoro mma 7. ΠρΗ3Η3Ηο Η3ο6ρετεΗΗβΜ no peaynbTaTaM 3Kc.nepTH3bi, ocymecTBjíeHHo TocysapcT-BeHHblM CCbl CCC ΠΟ flenaM H3O6peTeHHH H OTKpblTHÍÍ. 2 nepTewa 266489 OKTaBa ÍIoTa Bxo «hoh koh flecHTira- -HacroTa, Ilorpera- 6-? Λ h

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Claims

OBJECTS OF THE INVENTION A tone signal shaping circuit that includes a control code shaping circuit whose outputs are coupled to frequency divider control inputs whose clock input is coupled to a carrier frequency busbar & analog-to-digital converter, characterized in that, with the aim of extending the functional reception capabilities of the present-generated signals while simplifying the device, a signal-shaped switch (5) connected to the frequency divider outputs (Z) is connected thereto. ), wherein the first and second outputs are coupled to control inputs of the co-ordinate first and second analog keys (6, 7), the input of the analog-to-digital converter (4) is coupled to the inputs of the control code shaping circuit (1); the carrier voltage busbar (8), the output via the first and second resistors (9, 10) is connected in parallel with the inverting and non-inverting inputs of the operational amplifier (11), via the third resistor (12) is connected to the input of the first analog key ( 6), the output of which is connected to the inverting input of the operational amplifier (11), via the fourth resistor (13) is connected to the output of the second key (17), the input of which is connected to the common busbar, and is connected via the fifth resistor (14) to the non-inverting input of the operational amplifier (11) whose output is via a capacitor (15) with its inverting input, and outputs the device .