12
Supplemental characteristics
3 dB bandwidth: 2 Hz to 100 kHz
Input impedance: 1 MΩ, 145 pF at audio in
Minimum resolution: 4 digits for inputs ≥100 mV 3 digits
for inputs <100 mV
DC Voltage Measurement
Voltage range: 100 mV to 42 V
Accuracy: ±(1.0% of reading + DC offset)
DC offset: ±45 mV
Supplemental characteristics
Minimum resolution: 1.0 mV
Distortion Measurement
Fundamental frequency: 1 kHz ±5 Hz
Input level range: 30 mVrms to 30 Vrms
Display range: 0.1% to 100%
Accuracy: ±1 dB (0.5 to 100% distortion)
Residual THD + noise (15 kHz BW): The greater of -60 dB
or +175 µV
Supplemental characteristics
Minimum resolution: 0.01% distortion
Audio Filters
There are seven audio filters used in the 8922 test set:
50 Hz HPF, 300 Hz HPF, 300 Hz LPF, 3 kHz LPF, 15 kHz
LPF, 750 µs de-emphasis, and 1 kHz notch.
Audio Detectors
The audio detectors available in the 8922 are:
Pk+, pk-, pk + hold, pk - hold, pk±/2, pk ±/2 hold,
pk±max, pk±max hold, and RMS.
Oscilloscope Specifications
Frequency range (3 dB): 2 Hz to 50 kHz
Scale/division: 10 mV to 10 V in 1, 2, 5, and 10 steps
Amplitude accuracy (20 Hz to 10 kHz): ±1.5% of reading
0.1 division
Time/division: 10 µs to 100 ms in 1, 2, 5 and 10 steps
External trigger level: TTL
Maximum voltage scope in: 5 V
peak
Audio in: 30 V
rms
Supplemental characteristics
3 dB bandwidth: Typically >100 kHz
Internal DC offset: ≤0.1 division for ≤50 µV/div sensitivity
Remote Programming
GPIB: Agilent’s implementation of IEEE Standard 488.2
Functions implemented: SH1, AH1, T6, L4, SR1, RL1, LE0,
TE0, PP0, DC1, DT1, C4, C11, E2
RS-232: 3 wire RJ-11 connector used for serial data
transfer
Baud rates: 150, 300, 600, 1200, 2400, 4800, 9600, and
19200 selectable
Printer Support
RS-232: 3-wire RJ-11 connector used for serial data
transfer
Parallel Port
This port is used with printers requiring a parallel interface
when printing. Use address 15 when sending data to this
port from IBASIC Programs.
Pin assignments are as follows:
1 nStrobe
2 Data 1 (Least significant bit)
3 Data 2
4 Data 3
5 Data 4
6 Data 5
7 Data 6
8 Data 7
9 Data 1 (Most significant bit)
10 nAck
11 Busy
12 PError
13 Select
14 nAutoFd
15 nFault
16 nInit
17 nSelectIn
18 Signal Ground (nStrobe)
19 Signal Ground (Data 1 and Data 2)
20 Signal Ground (Data 3 and Data 4)
21 Signal Ground (Data 5 and Data 6)
22 Signal Ground (Data 7 and Data 8)
23 Signa Ground (Busy and nFault)
24 Signal Ground (PError, Select and nAck)
25 Signal Ground (nAutoFd, nSelectIn and nInit)
Audio Analyzer and Oscilloscope, Remote Programming,
and Printer Support Specifications
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