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Function Generator 3MHz

 




Price starts at $185.00

Product Code : GFG-8215A

Manufacturer : Instek

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Features
Frequency Range: 0.3Hz ~ 3MHz (GFG-8215A/8216A/8217A/8219A)
Frequency Range: 0.5Hz ~ 5MHz (GFG-8250A/8255A)
Waveforms: Sine, Triangle, Square,Ramp, TTL and CMOS Output
External Voltage Controlled Frequency (VCF) Function
Duty Cycle Control with Signal Inversion Capability
Variable DC Offset Control
Two-Step (-20dBx2) and Variable Attenuator
Built-In 6 Digit Counter with INT/EXT Function up to 150MHz(Except GFG-8215A)
INT/EXT AM/FM Modulation (GFG-8219A/8255A)
GCV Output for Synchronization (GFG-8219A/8255A)
LIN/LOG Sweep Mode (GFG-8217A/8219A/8255A)

The GFG-8200A product family offers a complete solution in generating signals at the 3MHz/5MHz ranges. All models are embedded with standard functions such as TTL/CMOS/Ramp output, External Voltage Controlled Frequency (VCF), and built-in 6-digit counter (except for GFG-8215A).

Further versatility of Logarithmic and Linear sweep is added into GFG-8255A/8219A/8217A, while GCV output feature and AM/FM modulation are available in GFG-8255A/8219A. All these integrated functions and user-friendly operations of the GFG-8200A series are made to accommodate the applications in audio response testing, vibration testing, servo system evaluation, ultra sound application, etc.

SELECTION GUIDE
MODEL
GFG-8255A
GFG-8250A
GFG-8219A
GFG-8217A
GFG-8216A
GFG-8215A
DISPLAY
6 Digits LED Display
-
WAVEFORM
Sine , Square , Triangle
FREQUENCY RANGE
5MHz
5MHz
3MHz
3MHz
3MHz
3MHz
LIN/LOG SWEEP
V
 
V
V
 
 
AM/FM MODULATION
V
 
V
 
 
 
FREQUENCY COUNTER
V
V
V
V
V
 
VOLTAGE CONTROL FREQUENCY
V
V
V
V
V
V
GCV OUTPUT
V
 
V
 
 
 
TTL/CMOS OUTPUT
V
V
V
V
V
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 <-5V ~ >5V (into 50Ω load)
Duty Control 80% ~ 20%, maximum 1MHz (continuously adjustable)
Display 6 digits LED display
*GFG-8215A does not have a display
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 ~ 100%
MOD. Frequency 400Hz (INT), DC ~ 1MHz(EXT)
Carrier BW
100Hz ~ 3MHz (-3dB)
100Hz ~ 5MHz (-3dB)
EXT Sensitivity < 10Vpp for 100% 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
  AC115V/230V±15%, 50 / 60Hz
DIMENSIONS & WEIGHT
 
251(W) x 91(H) x 291(D)mm
Approx. 2.0 kg(GFG-8215A)
Approx. 2.1 kg(GFG-8216A)
Approx. 2.15kg(GFG-8217A)
Approx. 2.2 kg(GFG-8219A)
251(W) x 91(H) x 291(D)mm
Approx. 2.3 kg (GFG-8250A)
Approx. 2.4 kg (GFG-8255A)
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