HP Pro 3381 Specifikace

Model 3380 SeriesTunable Active FilterOp er at ing Man ual0.1Hz to 200kHz48dB/Oc tave SlopeButterworth and Bessel Re sponseLow-Pass, High-Pass, Band-P

Passband Gain: ±0.2dB.High-Pass Bandwidth (0dB Gain): >2MHz.Stopband Attenuation: >100dB.Maximum Input: ±10V peak at 0dB gain, reduced in propor

Rack Mount Kit: Part No. RK-314, permits installation of the Model 3380 Series into a standard 19" rack spacing.Extended 1 Year Warranty: Part No

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SECTION 2OPERATION2.1 IN TRO DUC TIONThe Model 3381, 3382 and 3384 Fil ters are one, two or four chan nel fil ters re spec tively, pro v id ing a tun

Note: On early mod els, a 120V/240V switch was pro vided next to the Norm/Low line switch.120V240VJumperNormLowLine SwitchIn putVolt ageRange(rms)In s

2.3 SELF TESTWhen the Model 3380 is turned on, the mi cro pro ces sor per forms a self-test rou tine whereby the en tire RAM and ROMop er a tion is ve

2.4.1.7 Low-Pass and High-Pass Op er a tion – [MODE]When [MODE] is pressed once, DIS PLAY in di cates the pres ent fil ter type, “h.P.” (high-pass) an

2.4.1.13 Re call ing a Fil ter Setup – [RECLL]When [RECLL] is pre ceded by a num ber, it will re call the fil ter set-up which was stored in the mem

2.6 FIL TER CHAR AC TER IS TICS2.6.1 Am pli tude Re sponseEach chan nel of the Model 3380 can op er ate in ei ther the low-pass or high-pass mode at 4

2.6.3 Group De layGroup de lay1 , shown in Fig ure 2.4, on op po site page, is de fined as the de riv a tive of ra dian phase with re spect to ra dian

2.6.4 Tran sient Re sponseThe nor mal ized re sponse for a unit step volt age ap plied to the in put of the Model 3380 op er at ing in the low-pass m

SECTION 3INCOMING ACCEPTANCE3.1 IN TRO DUC TIONThe fol low ing pro ce dure should be used to ver ify that the Model 3380 fil ter is op er at ing withi

Con nect the fre quency coun ter to the os cil la tor, the os cil la tor to the fil ter `+’ in put, and the AC me ter to the fil ter in put.Set the fi

3.6 NOISE CHECKShort the `+’ in puts of both fil ter chan nels and set the chan nel be ing tested to 0dB in put gain, 0dB out put gain, lowpass(mode k

3.9 AC/DC COU PLING CHECKAp ply a 1Vdc sig nal to the IN PUT of the fil ter. Set the fil ter to low-pass mode with 0dB In put and Out put gain.In the

Model 3380 Series0.1Hz to 200kHz (0.005Hz Op tional)1, 2 or 4 Chan nels, 48dB/Oc tave SlopeLow-Pass/High-Pass, Butterworth/Bessel Fil terOp er at ingM

Ser vice and War rantyKrohn-Hite In stru ments are de signed and man u fac tured in ac cor dance with sound en gi neer ing prac tices and should give

Ta ble of Con tents1.0 GEN ERAL DE SCRIP TION ································1-11.1 IN TRO DUC TION ·········································1-11.2 S

Ta ble of Con tents(Con tinued)2.5 REAR PANEL DC LEVEL AD JUST MENTS ···························2-32.5.1 DC Level Adj (Rear Panel) Out ···············

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SECTION 1GENERAL DESCRIPTION1.1 IN TRO DUC TIONThe Krohn-Hite Model 3380 Fil ter Se ries (3381, 3382 and 3384) are one, two or four chan nel fil ters