2
Specification
FREQUENCY
Frequency Range:
.02Hz to 2MHz in 7 overlapping decade ranges with fine adjustment by a
vernier.
Vernier Range:
1000:1 on each range, except 2Hz and 20Hz range (>100:1).
Vernier Accuracy:
Typically ±5% of full scale for TG210; see Meter Accuracy for TG215
and TG230.
SWEEP MODES
INTERNAL (TG230 only)
Sweep Range:
1000:1 within each range, except 2Hz and 20Hz range (>100:1).
Sweep Rate:
Adjustable, typically 20ms to 20 secs.
Sweep Mode:
Linear or logarithmic. Sweep start and stop frequencies displayed at the
press of a button.
EXTERNAL
Input Impedance:
10k
Ω
Input Sensitivity:
0 to 3V for 1000:1 sweep.
Maximum Allowable
Input Voltage:
±10V
Sweep Linearity:
Better than 1%
Maximum Slew Rate
of sweep voltage:
0.1V/us
AMPLITUDE MODULATION
(TG230 only)
Depth:
Variable 0 to 100%
Frequency:
400Hz (internal). DC to 100kHz (external).
External Sensitivity:
Approximately 2V peak-to-peak for 100% modulation.
METER ACCURACY
(TG215/TG230 only)
Frequency:
±1 digit on all ranges; reducing to 1% of full scale at:
<2·30Hz on 20Hz range (SYM off)
<·230Hz on 2Hz range (SYM off)
and <2·30Hz on 200Hz range (SYM on)
<·230Hz on 20Hz and 2Hz ranges (SYM on)
Amplitude:
Typically 5% of range; display corrected for attenuator setting.
DC Offset:
Typically 2%; display corrected for attenuator setting.
Resolution:
Frequency:
0·05% of range full scale.
Amplitude and DC Offset:
0·5% of range full scale