Tabor 8020 - Amplitude; DC Characteristics; Squarewave Characteristics; Sine Characteristics

5-10-3. Amplitude
Accuracy specifications (1KHz): +/-2 % of reading from 1.0
V to 15.0 V; +/-4 % of reading from 10 mV to 1.50 V
Equipment: DMM
1. Set 8020 as follows:
CONTROL POSITION
Frequency 1.000 KHz
Amplitude 15.0 V
Offset 0.00 V
Trigger Mode Continuous
Display Modify AMPL
Operating Mode Normal
Output Squarewave
2. Set DMM to ACV measurments (RMS).
3. Set 8020 amplitude and verify DMM amplitude reading
as follows:
8020 SETTING DMM READING
Square 15.0 V 7.35 V - 7.65 V
Square 1.50 V .720 V - .780 V
Square 150 mV 72.0 mV - 78.0 mV
Triangle 15.0 V 4.25 V - 4.41 V
Triangle 1.50 V .415 V - .450 V
Triangle 150 mV 41.5 mV - 45.0 mV
Sine 15.0 V 5.22 V - 5.42 V
Sine 1.50 V .511 V - .533 V
Sine 150 mV 51.1 mV - 55.3 mV
5-10-4. DC Characteristics
Accuracy specifications: +/-(1 % of reading + 20 mV) from
-7.50 V to +7.50 V; +/-(2 % of reading + 2 mV) from -
.750V to +.750V
Equipment: DMM
1. Set 8020 as follows:
CONTROL POSITION
Frequency X (don’t care)
Amplitude X (don’t care)
Function DC
Trigger Mode Continuous
Display Modify AMPL
Operating Mode Normal
2. Set DMM to DCV measurments.
3. Set 8020 amplitude and verify DMM amplitude reading
as follows:
OFFSET SETTING DMM READING
+/-7.50 V +/-7.40 V to +/-7.60 V
+/-5.00 V +/-4.93 V to +/-5.07 V
+/-750 mV +/-.733 V to +/-.767 V
+/-500 mV +/-.488 V to +/-.512 V
5-10-5. Squarewave Characteristics
Specified transition time: nS (10% to 90% of amplitude)
Specified abberation: 5% of amplitude
Equipment: Oscilloscope
1. Set 8020 as follows:
CONTROL POSITION
Frequency 1.000 MHz
Amplitude 15.0 V
Offset 0.00 V
Trigger Mode Continuous
Display Modify FREQ
Operating Mode Normal
Output Squarewave
2. Set oscilloscope and verify as follows:
Rise Time 12 nsec Fall Time 12 nsec Overshoot 5% of
amplitude
5-10-6. Sine Charactristics
Specified total harmonic distortion: % from 2 mHz to 19.99
Hz; .5 % from 20 Hz to 100 KHz % from 100 KHz to 1
MHz
Specified harmonic signals: More than 25 dB below the car-
rier level from 1 MHz to 20 MHz
Equipment: Distortion Analyzer, Spectrum Analyser
1. Set 8020 as follows:
CONTROL POSITION
Frequency 10.0Hz
Amplitude 10.0V
Offset 0.00V
Trigger Mode Continuous
Display Modify FREQ
Operating Mode Normal
Output Sine
2. Set Distortion Analyzer to % Distortion measurements
and verify distortion reading as follows:
Model 8020 Maintenance And Performance Tests
Page 5-5