SR780 dinamik siyal la Analyzer konbine pefomans segonde ak pri ki ba nan yon pake plen Chin an tap. Li ofri 102,4 kHz doub-chanel FFTs ak 90 dB dinamik ranje, 145 dB dinamik bale-sinis mezi, reyel-tan ANSI estanda analiz octave, montre kaskad ak pasaje kaptire pou mwens pase mwatye pri a nan lot menm jan an ekipe analyzers.
Si aplikasyon ou a enplike nan mezi acoustic, tes vibration, sistem servo oswa konsepsyon filtre, karakteristik yo SR780's, pefomans ak pri ki ba yo depaman.
Karakteristik ak Espesifikasyon nan:
● DC pou 102,4 kHz Pleasant
● 90 dB ranje dinamik
● Ba-deformation sentez sous
● 145 dB dinamik ranje nan mod bale-sinis
● Imobilye-tan octave analiz
● Jiska 32 Mbyte memwa
● GPIB ak RS-232 interfaces
● Gwoup mezi:
oFFT: FFT, tan dosye, Windowed tan, tan Capture, Transfe fonksyon, kwa Spectre, koneksyon, kwa-korelasyon, Auto-korelasyon, Obit, itilizate matematik
oOctave analiz: 11/1, 1/3, 1/12 Octave, tan Capture, itilizate matematik, Leq, fantezi, total pouvwa
Oskriye-sinis: Spectre, Transfe fonksyon, kwa Spectre, itilizate matematik
● FFT rezolisyon: 100, 200, 400, liy 800
● Opinyon: lineye Grande, log Grande, Grande akawo, reyel pati, imajine pati, faz, Invlope faz, Nichols, Nyquist
● Inite: V, V2, V2/Hz, V/vHz, met, pous, mils, g, kg, liv., N, dynes, pascals, ba, SPL, ki defini inite Jeni (EUs)
● Montre: Single, double, kaskad ak krochi, Zoom ak chodye
● Moyenne: RMS, Vekte, pik kenbe, lineye, Eksponansyel, konfyans egal (Octave), Preview tan dosye
● Lakoz: Kontinyel, Enten, Eksten (Analog oswa TL), sous, Auto/Manyel Arming
● Sous Outmete: sinis, de-Ton, bale-sinis, blan/woz bri, pete bri, Chirp, pete Chirp, ak Abitre
● Windows: Hange, Blackman-Harris, plat-Top, Kaiser, fos/Eksponansyel, itilizate-defini, +/-T/2, +/-T/4, T/2, Inifom
● Itilizate matematik: +,-, ×,/, konjige, Grande/faz, reyel/imajine, Sqrt, FFT, Enves FFT, jO, log, Exp, d/dx, gwoup reta, A-, B-, C-Weighting, x/x-1
● Analiz: Harmonic, bann, Sideband, THD, THD + N, limite Tes ak pase/Fail, done Table, Exceedance, estatistik
● Tan kaptire: kaptire done tan pou analiz pita (FFT oswa Octave). Jiska 2 Mechantiyon (8 Mechantiyon si ou vle) nan done ka sove.
● Depo: 3,5 ", 1,44 Mbyte, DOS foma ki gen kapasite. Sove done ak dispozitif.
● Frekans:
oRange: 102,4 kHz oswa 100 kHz (tou de montre gen menm ranje a)
oFFT Porte: 195,3 Megaerts pou 102,4 kHz oswa 191 Megaerts pou 100 kHz. De montre yo ka gen diferan porte ak komanse frekans.
oFFT rezolisyon: 100, 200, 400 oswa liy 800
Oimobilye-tan Pleasant: 102,4 kHz (pi wo nan span ak done kontinyel akizisyon ak moyenne)
Opresizyon: 25 ppm soti nan 20 ° c 40 ° c
● Dinamik range:
oRange: 90 dB tipik, 80 dB garanti (FFT ak Octave). 145 dB (bale-sinis). Gen ladan Spurs, harmonic ak intermodulation deformation ak pwodwi alyas. Eksklizyon alyas repons nan ekstrem nan span.
oHarmonic Deformation:
Oentemod Deformation:
oSpurious:
Oalyas repons:
oFull-span FFT bri etaj:-100 dBfs typ. (opinyon chita, >-30 dBV, Hange fenet, 64 rms mwayen)
Orezidyel DC repons:
● Anplitid presizyon:
oSingle chen: ± 0,2 dB (eksepte windowing)
Okwa chen: ± 0,05 dB (transfe fonksyon transfere, tou de yo mete sou menm ranje a, rms mwayenn, DC a 102,4 kHz)
● Faz presizyon:
oSingle chen: ± 3,0 deg. relatif nan eksten deklanche TL (-50 dBfs pou 0 dBfs, frekans
Olakwa chen:
■ ± 0,5 deg. (DC 51,2 kHz)
■ ± 1,0 deg. (DC 102,4 kHz)
■ yon mezi fonksyon transfe, tou de mete sou seri a opinyon menm, mwayenn vekte)
● Siyal Inmete:
oNumber nan Enmete: 2
oFull-echel D' ranje:-50 dBV (3,16 mVp) nan + 34 dBV (50 Vp) nan 2 etap dB
oMaximum opinyon nivo: 57 Vp
Od' Konfigirasyon: Single-fini (A) oswa diferansyel (A-B)
Od' Enpedans: 1 MO + 50 pF
oShield pou chasi:
■ Ki ap flote mod: 1 MO + 0,01 μF.
■ Mod chita: 50 O. boukliye chita nan (A-B) mod
oMax plak, Voltaj: 4 Vp
oAC kouti: 0,16 Hz koupur frekans
oCMRR:
■ 90 dB nan 1 kHz (opinyon ranje
■ 80 dB nan 1 kHz (opinyon ranje
■ 50 dB nan 1 kHz (opinyon ranje = 10 dBV)
oICP siyal kondisyone:
■ Sous aktyel: 4,8 mA
■ Open kous Voltaj: + 26 V
oA-pwa filtre: kalite 0 tolerans, ANSI estanda S 1.4-1983 (10 Hz pou 25,6 kHz)
oCrosstalk:
Od' bri:
● Deklanche D':
oModes: gratis kouri, Enten, Eksten, oswa Eksten TL
Oenten: nivo reglabl a ± 100% nan echel opinyon, pozitif oswa negatif pant.
■ Min deklanche nivo: 5% nan seri opinyon
Oeksten:-nivo reglabl nan ± 5 V nan 40 etap mV, pi pozitif oswa negatif pant.
■ D' Enpedans: 1 MO
■ Max D': ± 5 V
■ Min deklanche anplitid: 100 mV
Oeksten TL: mande pou TL nivo deklanche (ba 3,0 V)
oPost-deklanche: dosye mezi se retade jiska 8192 echantiyon apre deklanche la.
oPre-deklanche: mezi dosye komanse jiska 8192 echantiyon anvan yo deklanche la.
● Pasaje Capture:
oMode: Kontinyel anrejistreman done
oMaximum to: 262.144 echantiyon/s pou mete
oMaximum Capture longe:
■ 2 mechantiyon (sel opinyon)
■ 8 mechantiyon ak memwa opsyonel
● Octave analiz:
oStandards: Confom ANSI estanda S 1.11-1986, lod 3, kalite 1-D ak IEC 225-1966
oFrequency range (sant bann):
■ Single chen:
■ 1/1 Octave: 0,125 Hz pou 32 kHz
■ 1/3 Octave: 0,100 Hz pou 40 kHz
■ 1/12 Octave: 0,091 Hz pou 12,3 kHz
■ De chanel:
■ 1/1 Octave: 0,125 Hz pou 16 kHz
■ 1/3 Octave: 0,100 Hz pou 20 kHz
■ 1/12 Octave: 0,091 Hz pou 6,17 kHz
Opresizyon:
oDynamic ranje: 80 dB (1/3 Octave, 2 dezyem ki estab mwayen) pou chak ANSI S 1.11-1986
oSound nivo: fantezi, pik, vit, ralanti ak Leq pou chak ANSI S 1.4-1983 kalite 0 ak IEC 651-1979 kalite 0
● Sous pwodiksyon:
Oanplitid ranje: 0,1 mVp a 5 Vp
Oanplitid rezolisyon: 0,1 mVp (pwodiksyon > 500 mVp)
oDC Offset:
oOffset ajiste: ± 5 VDC (sinis, de-Ton)
Opwodiksyon Enpedans:
● Sinis sous:
Oanplitid presizyon:
■ ± 1% nan anviwonman, 0 Hz 102,4 kHz
■ 0,1 vp a 5,0 Vp, gwo-Z chaj
oHarmonics, Sub-mal & ensousyan:
■ 0,1 vp a 5 Vp
● De-Ton sous:
Oanplitid presizyon:
■ ± 1% nan anviwonman, 0 Hz 102,4 kHz
■ 0,1 vp a 5 Vp, gwo-Z chaj
oHarmonics, Sub-mal:
■ 0,1 vp a 2,5 Vp
● Sous bri blan:
OTAN dosye: Kontinyel oswa pete
oBandwidth: DC pou 102,4 kHz oswa limite a span
oFlatness:
o5000 rms mwayen
● Woz sous bri:
oBandwidth: DC 102,4 kHz
oFlatness:
● Chirp sous:
OTAN dosye: Kontinyel oswa pete
Opwodiksyon: sinis bale atrave span nan FFT
oFlatness: ± 0,25 dB (anplitid: 1,0 Vp)
● Bale-sinis sous:
Ofonksyon Auto: sous nivo, ranje opinyon ak rezolisyon frekans
oDynamic ranje: 145 dB
● Abitre sous:
Oanplitid ranje: ± 5 V
Olonge dosye: 2 Mechantiyon (lektur soti nan abitre memwa Ond oswa tanpon kaptire). Varyab pousantaj echantiyon pwodiksyon.
● Jeneral:
oCTR kontwole: Monochrome, 800H pa 600V rezolisyon
Oentefas: IEEE-488,2, RS-232 ak printer interfaces estanda. Tout fonksyon enstriman ka kontwole nan interfaces odinate. Yon PC (XT) se opinyon klavye bay pou fleksibilite adisyonel.
oHardcopy: ekri an let detache DOT ak PCL konpatib imprimantes. Trase a HP-GL oswa postscript traseur. Ekri an let detache/trase nan RS-232 oswa IEEE-488,2 interfaces oswa nan dosye ki gen kapasite. Foma dosye adisyonel gen ladan GIF, PCX ak EPS.
oDisk: 3,5 "DOS foma, 1,44 Mbytes
oPreamp pouvwa: pouvwa connector pou SRS preamps
oPower: 70 W, 100/120/220/240 VAC, 50/60 Hz
Baj popilè: itilize dinamik siyal analyzer sr780, manifaktire, achte, pri ki ba, nan Stock
