|
CFG253 |
CFG280 |
---|
Waveform outputs |
Square wave, sine wave, triangle wave, TTL pulse, sweep functions for all outputs |
Square wave, sine wave, triangle wave, TTL pulse, sweep functions for all outputs |
Ranges |
1.0 Hz to 3.0 MHz in 7 ranges |
0.1 Hz (calibrated) to 11 MHz in 8 ranges |
Frequency multiplier |
Variable from 0.3 to 3.0 times the selected frequency range |
Variable from 0.1 to 1 (uncalibrated) 1 to 11 (calibrated) |
Dial accuracy |
±5% of full scale |
±5% of full scale from 0.1 Hz to 10 MHz |
Sine wave distortion |
<1% (10 Hz to 100 kHz) |
<1% (10 Hz to 100 kHz), -30 dB at all other frequencies |
Triangle wave linearity |
20 Hz to 200 kHz: ≥99%; 200 kHz to 3 MHz: ≥97% |
0.1 Hz to 110 kHz: ≥99%; 110 kHz to 1 MHz: ≥97%; 1 MHz to 11 MHz: ≥95% |
Square wave response |
≤100 ns rise/fall time, maximum output into 50 Ω load |
≤25 ns rise/fall time, maximum output into 50 Ω load |
Main output amplitude |
0 to 20 Vp-p |
0 to 20 Vp-p |
Attenuator |
20 dB |
20 dB |
SYNC/TTL output |
TTL output level, rise <25 ns (20 TTL load) ≥3 V pk |
<25 ns rise/fall time, maximum output into 50 Ω load |
Main output impedance |
50 Ω ±10% |
50 Ω ±10% |
DC offset (continuously variable) |
±10 V minimum open circuit; ±5 V minimum into 50 Ω load |
±10 V minimum open circuit; ±5 V minimum into 50 Ω load |
Symmetry/duty cycle |
5 to 1 minimum symmetry change |
95/5 fixed (pulse and ramp) |
Internal variable sweep rate |
0.5 Hz to 50 Hz |
0.5 Hz to 50 Hz |
External voltage-controlled variable sweep range (10 kΩ Input) |
100:1 minimum for 0 to +10 VDC input with frequency control set at maximum |
100:1 minimum for 0 to ±10 VDC input with frequency control set at 0.1 or 11 |
VCF (FM) Input |
|
±10 V input shifts frequency ≥100:1 up or down with dial set at 0.1 or 11 respectively |
AM |
|
0 to 100%, DBSC, external sine wave only |
Warranty |
One year |
One year |
Safety |
EN61010-1, UL1244, CSA231 |
EN61010-1, UL1244, CSA231 |
EMC |
Meets 89/336/EEC |
Meets 89/336/EEC |
CFG280 Counter Specifications |
---|
Frequency range (AC coupled) |
|
1 Hz to 100 MHz |
Sensitivity |
|
30 mVRMS from 1 Hz to 50 MHz; 50 mVRMS from 50 MHz to 100 MHz |
Period range/resolution |
|
1 ms to 60 s/1 ms |
Crystal frequency |
|
10 MHz |
Time base stability |
|
±0.001% (±10 ppm) from 0 ° to 40 °C |
Frequency accuracy |
|
±(time base error + 1 count) |
Period accuracy |
|
±(time base error + 1 count + trigger error) |