Frequency range: 0.3Hz to 3MHz (GFG-8215A/8216A/8217A/8219A)
Frequency range: 0.5Hz to 5MHz (GFG-8250A/8255A)
Waveform: sine wave, triangle wave, square wave,Ramp,TTL and CMOS output
External voltage control frequency function (VCF)
Fixed attenuators (-20dB x 2) and adjustable attenuators
Built-in 6-digit high resolution frequency meter, measuring frequency range up to 150MHz (except GFG-8215A)
Internal/external frequency modulation, amplitude modulation (GFG-8219A/8255A)
GCV synchronous voltage output (GFG-8217A/8219A/8255A)
| Specifications | ||
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GFG-8215A/8216A/8217A/8219A | GFG-8250A / 8255A |
| MAIN | ||
| Frequency Range | 0.3Hz ~ 3MHz (7 Range) | 0.5Hz ~ 5MHz (7 Range) |
| Amplitude | >10Vpp (into 50Ω load) | |
| Impedance | 50Ω±10% | |
| Attenuator | -20dB±1dBx2 | |
| DC Offset | <-105V ~ >5V (into 50Ω load) | |
| Duty Control | 80% ~ 20%, maximum 1MHz (continuously adjustable) | |
| Disy | 6 digits LED disy*GFG-8215A does not have a disy | |
| Range Accuracy | ±5%+1Hz (at 3 positions) *only for GFG-8215A | |
| SINE WAVE | ||
| Distortion | <1%, 0.3Hz ~ 200kHz | <1%, 0.5Hz ~ 100kHz |
| THD (Total Harmonic Distortion) | <35dB, below fundamental in all ranges, from Max to 1/10 level | <30dB, below fundamental in all ranges, from Max to 1/10 level |
| Flatness | <0.3dB, 0.3Hz ~ 300kHz;<0.5dB, 300kHz ~ 3MHz | <0.3dB, below 500kHz;<1dB, below 5MHz |
| TRIANGLE WAVE | ||
| Linear | >98%, 0.3Hz ~ 100kHz;>95%, 100kHz ~ 3MHz | >98%, 0.5Hz ~ 100kHz;>95%, 100kHz ~ 5MHz |
| SQUARE WAVE | ||
| Symmetry | ±2%, 0.3Hz ~ 100kHz | ±2%, 1Hz ~ 100kHz |
| Rise or Fall Time | <100nS at maximum output (into 50Ω load) | <50nS at maximum output (into 50Ω load) |
| CMOS OUTPUT | ||
| Level | 4Vpp±1Vpp ~ 14.5Vpp±0.5Vpp adjustable | |
| Rise or Fall Time | <120nS | |
| TTL OUTPUT | ||
| Level | >3Vpp | |
| Fan Out | 20 TTL load | |
| Rise or Fall Time | <25nS | |
| VCF (Voltage Controlled Frequency) | ||
| Input Voltage | 0V ~ 10V±1V (100 : 1) | |
| Input Impedance | 10kΩ±10% | |
| GCV (Generator Controlled Voltage) (GFG-8219A/8255A) | ||
| Output Voltage | Sets the voltage between 0V ~ 2V according to the frequency | |
| SWEEP OPERATION (GFG-8217A/8219A/8255A) | ||
| Sweep Selection | Switch selector | |
| Sweep Rate | Maximum 100 : 1, adjustable | |
| Sweep Time | 0.5sec ~ 30sec, adjustable | |
| Sweep Mode | Lin/Log switch selector | |
| AMPLITUDE MODULATION (GFG-8219A/8255A) | ||
| Depth | 0 ~ | |
| MOD. Frequency | 400Hz (INT), DC ~ 1MHz(EXT) | |
| Carrier BW | 100Hz ~ 3MHz (-3dB) | 100Hz ~ 5MHz (-3dB) |
| EXT Sensitivity | <10Vpp for modulation | |
| FREQUENCY MODULATION (GFG-8219A/8255A) | ||
| Deviation | 0 ~ ±5% | |
| MOD. Frequency | 400Hz (INT), DC ~ 20kHz(EXT) | |
| EXT. Sensitivity | <10Vpp for 10% modulation | |
| FREQUENCY COUNTER (GFG-8216A/8217A/8219A/8250A/8255A) | ||
| INT/EXT | Switch selector | |
| Range | 0.3Hz ~ 3MHz (5Hz ~ 150MHz EXT) | 0.5Hz ~ 5MHz (5Hz ~ 150MHz EXT) |
| Accuracy | Time base accuracy±1 count | |
| Time Base | ±20ppm(23° C ± 5° C)after 30 minutes warm up | |
| Resolution | 100nHz for 1Hz, 1Hz for 100MHz | |
| Input Impedance | 1MΩ // 150pF | |
| Sensitivity | <35mVrms (5Hz ~ 100MHz);<45mVrms (100MHz ~ 150MHz) | |
| POWER SOURCE | ||
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AC115V/230V±15%, 50 / 60Hz | |
| DIMENSIONS & WEIGHT | ||
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251(W) x 91(H) x 291(D)mm | 251(W) x 91(H) x 291(D)mm |
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Approx. 2.0 kg(GFG-8215A) | Approx. 2.3 kg (GFG-8250A) |
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Approx. 2.1 kg(GFG-8216A) | Approx. 2.4 kg (GFG-8255A) |
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Approx. 2.15kg(GFG-8217A) |
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Approx. 2.2 kg(GFG-8219A) |
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