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Instek GFG-813 Function Generator
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Features:
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Two Built-in Function Generators
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0.1Hz ~ 13MHz Frequency Range
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Sine, Square, Triangle, Ramp, Pulse, AM, FM, Sweep, Trigger and Gate Output Waveforms
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Built-in 6 Digit Counter with Ext Function
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INT/EXT AM/FM Modulation
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Gate Controlled Voltage (GCV) Output for Synchronisation
- Three Step (-20dB, -40dB, -60dB) and Variable Attenuator
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VCG for 1000:1 EXT Frequency Control
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Output Overload Protection
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| Model |
Description |
List Price |
Sale Price |
| GFG-813 |
13 MHz with counter, sweep, AM/FM - Discontinued - replaced by Instek GFG-3015 |
Specifications
| Main Output |
Waveforms: |
Sine, Square, Triangle, ± Ramp, Pulse, AM, FM, Sweep, Triggered and Gated |
| Amplitude: |
>20Vpp open circuit, >10Vpp into 50W load (at 1kHz) |
| Impedance: |
50W ±10% |
| Attenuator: |
1:1, 10:1, 100:1, 1000:1 and > 10:1 continuous control |
| DC Offset: |
<-10V to >+10V, <-5V to >+5V (50W load) |
| Variable Symmetry: |
80:20:80 to 1MHz |
| Frequency Range: |
0.1Hz to 13MHz in 8 decade ranges |
| Sine Wave |
Distortion: |
<0.5% (-46dB) THD from 10Hz ~ 50kHz
>30dB below fundamental from 50kHz ~ 13MHz |
| Flatness: |
<±3% from 10Hz ~ 100kHz, <±10% from 100kHz ~ 10MHz |
| Triangle Wave |
Linearity Error: |
<1% at 100Hz |
| Square Wave |
Symmetry: |
<2% 0.1Hz ~ 100kHz |
| Rise/Fall Time: |
<20ns |
| Sync Output |
Impedance: |
50W ±10% |
| Level: |
>1Vpp open circuit |
| Modulation Characteristics |
Types: |
AM, FM, Sweep, Trigger, Gate or Burst (INT and EXT) |
| Wave Forms: |
Sine, Square, Triangle, Ramp or Variable Symmetry Pulse |
| Frequency Range: |
0.01Hz ~ 10kHz in 3 ranges |
| Output Level: |
>1Vpp into 10kW |
| Amplitude Modulation |
Depth: |
0 ~ 100% |
| Modulation Frequency: |
0.01Hz ~ 10kHz (internal), DC ~ 1MHz (external) |
| Carrier Bandwidth: |
<100Hz ~ >5MHz (-3dB) |
| External Sensitivity: |
<10Vpp for 100% modulation |
| Frequency Modulation |
Deviation: |
0 to ±5% (internal) |
| Modulation Frequency: |
0.01Hz ~ 10kHz (internal), DC ~ 50kHz (external) |
| Sweep Characteristics |
Sweep Width: |
>100:1 |
| Sweep Rate: |
0.01Hz ~ 10kHz, 90:10 ramp |
| Sweep Mode: |
Linear sweep and symmetry control |
| Ramp Output: |
0 to > -4Vpp into 5kW |
| Gate Characteristics |
Start/Stop Phase Range: |
+90° to -80° |
| Frequency Range: |
0.1Hz ~ 1MHz (maximum to 10MHz) |
| Ext Gate Frequency Range: |
DC to 1MHz, TTL compatible |
| VCF |
Range: |
1000:1 (0 to -2V ±20%) |
| Input Linearity: |
<0.5% to 1MHz, <5% to 10MHz (dial set at 10) |
| Input Impedance: |
2.8kW ±5% |
| GCV Output |
Output Voltage: |
0 to +2V proportional to dial setting or sweep frequency |
| Frequency Counter |
Display: |
6 digit 0.3" LED display |
| INT/EXT: |
Switch selectable |
| Accuracy: |
±time base accuracy ±1 count |
| Time Base: |
Oscillation frequency 10MHz ±10ppm (23°C ±5°C) |
| Resolution: |
0.1Hz, 1Hz, 10Hz, 100Hz, 1kHz |
| Range: |
0.1Hz to 13MHz (EXT 5Hz ~ 30MHz) |
| EXT Sensitivity: |
<20mVrms |
| Other Details |
Power Source: |
AC 100V/120V/220V/240V ±10%, 50/60Hz |
| Accessories: |
Power cord x 1, Instruction manual x 1, Test Lead (type GTL-101) x 2 |
| Dimensions: |
310mm (w) x 99mm (h) x 380mm (d) |
| Weight: |
7.2kg approx |
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