1 -4 .
S PEC I F ICATI ONS, MODEL 452 & 452-01
continued
FLA T AMPLITUDE (BUTTERWORTH) RES PONSE - continued
Cutoff Frequency Accuracy:
± 2%
Attenuation at Cutoff:
3 dB
Stopband Attenuation Rate (Rol l off):
24 dB/octave, nomi nal
Maximum Sto pband Attenuation:
90 dB
Stabil i ty of Cutoff Frequency (Typical):
± 200 ppm/oC
Phase Match between Channel> (Ty pi cal): 1 ° or 1
%,
whichever is greater
FLAT DELAY RESPONSE
Low Pass Delay (Typical):
Attenuation at Cutoff:
S tabi l ity of Delay (Typical):
Phase Match between Channe l s (Typical):
INPUT CHARACTER ISTICS
C i rcuit:
Impedance:
F ul l -scal e Signal at 0 dB Gain:
Absolute max . Input:
Max. DC camponeFlt:
1-4
1
--
seconds
2 fc
Approx.
9
dB
1 ° or 1
%,
whichever is greater
S ingle-ended, diode-protected
1 Megohm shunted by 50 pF
± 1 0 Volts (7 . 1 V nms) DC to 300 K Hz,
decreasing to ± 4 Volts (2 . 8 V rms) at 1 MHz
(Divide these by 1 0 at 20 dB Gain) .
± 1 00 Volts
High Pass: ± 1 00 Vol ts, 0 dB gain, ± 1 0 Vol ts,
20 dB gain
Summary of Contents for 452
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