Atec Aeroflex-3920 User Manual
Page 15
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AUDIO FUNCTION GENERATOR(S)
OSCILLOSCOPE
DIGITAL MULTIMETER
AC/DC VOLTMETER
Full Scale Range
200 mV, 2 V, 20 V, 200 V, 2000 V,
Auto
(150 VAC RMS, or VDC MAX input,
Category II)
Resolution
3-½ digits (2000 counts)
Accuracy
DC ±1% Full Scale ±1 count
AC ±5% Full Scale ±1 count
AC Volts Frequency Range
50 Hz to 20 kHz
AC/DC AMMETER
Full Scale Range
200 mA, 2 A, 20 A, Auto (20 A range
uses optional shunt connected to
Voltmeter)
Maximum Open Circuit
Input Voltage
30 Vrms referenced to common or
earth ground, Category I
Resolution
3-½ digits (2000 counts)
Accuracy
±5% Full Scale ±1 count
AC Volts Frequency Range
50 Hz to 10 kHz
OHMMETER
Full Scale Range
200 ohms, 2 kohms, 20 kohms, 200
kohms, 2 Mohms, 20 Mohms, Auto
Resolution
3 ½ digits (2000 counts)
Accuracy
±5% Full Scale ±1 count
EXTERNAL CURRENT SHUNT
(OPTIONAL)
Rating (Catergory I)
10 amps, 100 mV
20 amps - ON 1 minute, OFF 4
minutes
Accuracy (18
O
to 28
O
C)
DC to 10 kHz: ±0.25%
Temperature Coefficient
0.005%/
o
C
Input Range
0 to 100 Vpeak Max, Category II
Scales
2 mV to 20 V/division in a 1, 2, 5
sequence (8[h] x 10 [w] graticule
display)
Accuracy
5% of full scale (DC to 1 MHz)
10% of full scale (1 to 4 MHz)
Resolution
Better than 1% of full scale
Coupling
DC, AC, GND
HORIZONTAL
Sweep Factors
1 μSec to 1 Sec/division in a 1, 2, 5
sequence
Accuracy
>1.5% of full scale
Resolution
>1% of full scale
Input Impedance
1 M
Ω
, 20 pF
TRIGGER
Trigger Source
Trace A, Trace B, EXT, (or Trace C with no
CH1 or CH2 Input)
Trigger Edge
Rising/falling
Trigger Mode
Auto/normal
Continuous/single shot
External Trigger Level
Hi-Z BNC input on the rear panel of the
unit
Adjustable from -5 to +5 V
DISPLAY
Traces
2
Trace Types
Live, captured, accumulated
Markers
2
Marker Functions
Time with amplitude, deviation or
% depth
Delta marker (including 1/
Δ
t,
e.g. Hz)
VERTICAL
3 dB Bandwidth
16 MHz
Frequency Range
DC to 4 MHz (40 MS/s
sampling rate)
WAVE SHAPE
Sine, Square, Triangle, Ramp, Digital Coded Squelch,
DTMF
FREQUENCY
Range
Sine: 20 Hz to 40 kHz (usable 1 Hz to 40 kHz)
Square, Triangle and Ramp: 20 Hz to 4 kHz (usable
1 Hz to 40 kHz)
Resolution
0.1 Hz
Accuracy
±50 ppm, ±10 ppm typical
LEVEL
Range
1 mV to 5V RMS into a 10 k
Ω
load
Resolution
0.1 mV
Accuracy
±1% of setting (10 k
Ω
load)
Impedance
<10
Ω
Spectral
Purity
<0.5% (1 kHz, 5 Vrms, 80 kHz BW, 10 k
Ω
load,
Sine)
<1.0% (Typical, 20 Hz to 20 kHz, 100 mV to 5 Vrms,
80 kHz BW, 10 k
Ω
load, Sine)
AUDIO FILTERS (CHARACTERISTIC RESPONSE)
Filter
Type
Ripple
-1 dB
-60 dB
NONE
No
Filter
300 Hz
Low-
Pass
<0.23 dB, above
20 Hz
330 Hz
590 Hz
5 kHz
Low-
Pass
<0.02 dB, above
20 Hz
5.5 kHz
6.7 kHz
15 kHz
Low-
Pass
<0.01 dB, above
20 Hz
16.1 kHz
17.8 kHz
20 kHz
Low-
Pass
<0.01 dB, above
20 Hz
20.4 kHz
21 kHz
0.3 to
3.4 kHz
Band-
Pass
<1.7 dB
320 Hz/
3.8 kHz
60 Hz/
5.2 kHz
0.3 to
5 kHz
Band-
Pass
<1.7 dB
320 Hz/
5.2 kHz
60 Hz/
9.6 kHz
0.3 to
15 kHz
Band-
Pass
<1.7 dB
320 Hz/
16.1 kHz
60 Hz/
19.9 kHz
0.3 to
20 kHz
Band-
Pass
<1.7 dB
200 Hz/
20.4 kHz
60 Hz/
21 kHz
PSOPH
C-MSG
Band-
Pass
Per C-MSG Spec
Per C-MSG
Spec
Per C-MSG
Spec
PSOPH
CCITT
Band-
Pass
Per CCITT Spec
Per CCITT
Spec
Per CCITT
Spec
300 Hz
High-
Pass
<1.7 dB
320 Hz
60 Hz
15