| Technical Data |
4075 |
4078 |
| Channels |
1 Channel |
2 Channels |
| Frequency Characteristics |
| Sine |
1 µHz to 25 MH |
| Square |
1 µHz to 25 MHz |
| Triangle, Ramp |
1 µHz to 5 MHz |
| Pulse |
1 mHz to 10 MHz |
| Accuracy |
0.002 % (20 ppm) |
| Resolution |
12 digits or 1 µHz |
| Arbitrary Characteristics |
| Built-in Waveforms |
Sine, Triangle, Square, Noise, Ramp Up, Ramp Down, Sine(X)/X, Exponential Up, Exponential Down, Gaussian |
| Waveform Length |
2 points to 400,000 points |
| Vertical Resolution |
14 bits (16,384 levels) |
| Noise |
Add 1% to 100% to output waveform |
| Sampling Rate |
100 MSa/s, Point execution rate adjustable from 10 ns-50 s |
| Frequency |
Accuracy: 0.002% (20 ppm)
Resolution: 4 digits |
| Output Characteristics |
| Amplitude Range |
10 mV to 10 Vp-p into 50 Ω |
| Amplitude Resolution |
3 digits (1000 counts) |
| Amplitude Accuracy (1 kHz) |
± 1% ± 1 mV |
| Flatness (relative to 1 kHz) |
± 0.2 dB to 1 MHz
± 1 dB to 25 MHz |
| Offset Range |
± 5 V into 50 Ω, depending on the Amplitude setting |
| Offset Resolution |
10 mV with 3 digits resolution |
| Offset Accuracy |
± 1% ± 10 mV into 50 Ω |
| Output Impedance |
50 Ω typical |
| Output Protection |
The instruments output is protected against short circuit or nominal accidental voltages applied to the main output connector |
| Waveform Characteristics |
| Harmonic Distortion (sine) |
DC-20 kHz, -65 dBc
20 kHz-100 kHz, 60 dBc
100 kHz-5 MHz, -45 dBc
5 MHz-25 MHz, -30 dBc |
| Spurious (sine) |
DC-1 MHz < -60 dBc |
| Rise/Fall Time (square, pulse) |
< 12 ns (10% to 90%) at full amplitude into 50 Ω |
| Variable Duty Cycle |
20% to 80% to 5 MHz (square)
40% to 60% to 10 MHz (square)
40% to 60% to 10 MHz (square) |
| Variable Symmetry |
10%-90% to 5 MHz (triangle) |
| Symmetry at 50% |
< 1 % + 5 ns |
| Linearity (triangle, ramp) |
<0.1% of peak output (1 µHz to 250 kHz) |
| Pulse Width (period 10 µs - 0.1 µs) |
20 ns to <(Period-20 ns) 10 ns resolution |
| Variable Edge Time (period 100 µs - 0.16 µs) |
100 ns to Width/0.625 (50 % duty cycle)
10 ns resolution |
| Operating Modes |
| Continuous |
Output continuous at programmed parameters |
| Triggered |
Output quiescent until triggered by an internal or external trigger, then one waveform cycle is generated to programmed parameters. Up to 10 MHz trigger rate for ARB waveforms and 5 MHz in DDS mode |
| Gate |
Same as triggered mode, except waveform is executed for the duration of the gate signal. The last cycle started is completed |
| Burst |
2-999,999 cycles |
| Phase |
-360.0 to +360 degrees with 0.1 degree resolution |
| Trigger Source |
Trigger source may be internal, external or manual. Internal trigger rate 0.01 Hz-1 MHz (1 µs – 10 s) |
| Modul at ion Characteristics |
| Amplitude Modulation |
| Internal |
0.1 Hz-20 kHz sine , square or triangle waveform variable modulation from 0% to 100% |
| External |
5 Vp-p for 100% modulation, 10 kΩ input impedance |
| Frequency Modulation |
| Internal |
0.1 Hz-20 kHz sine wave, square or triangle |
| External |
5 Vp-p for 100% deviation, 10 kΩ input impedance |
| Sweep Characteristics |
| Sweep Shape |
Linear and Logarithmic, up or down |
| Sweep Time |
20 ms to 500 s |
| Sweep Trigger |
internal, external, continuous or burst |
| Inputs and Outputs |
| Trigger IN |
TTL Compatible
Maximum rate 10 MHz
Minimum width 50 ns |
| Sync OUT |
TTL pulse at programmed frequency, 50 Ω source impedance |
| Modulation IN |
5 Vp-p for 100% modulation
10 kΩ input impedance
DC to >50 kHz minimum bandwidth |
| Marker Out |
Positive TTL pulse user programmable in Arbitrary waveform, 50 Ω source impedance |
| Reference IN-OUT |
10 MHz, TTL compatible, input or output, for external unit synchronization 50 Ω output impedance and 1 kΩ input |
| Internal Trigger |
| Repetition |
1 µs to 100 s |
| Resolution |
4 digits |
| Accuracy |
+0.002% |
| General |
| Store Memory |
50 full panel settings at power-off |
| Arbitrary Memory |
400,000 points in flash memory |
| Dimensions |
8.4(213) x 3.5(88) x 12(300) inches (mm) (WxHxD) |
| Weight |
Approx. 3 kg (6.6 lbs) |
| Power |
100 VAC-240 VAC ± 10%, 50 VA max. |
| Temperature |
Operating 0 ºC to + 50 ºC
Non-operating -20 ºC to + 70 ºC |
| Humidity |
95 % RH , 0 ºC to 30 ºC |
| EMC |
According to EN55011 for radiated and conducted emissions |
| Electrical Discharge Immunity |
According to EN55082 |
| Safety Specifications |
According to EN61010 , CE approved |
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