EXPHIL EXPRESS

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Instek Function Generators
GFG-8255A
  5 MHz. Function Generator

 

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  Instek GFG-8255 5 MHz. Function Generator w/ 150 MHz. Frequency Counter
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  • Frequency Range: 0.5Hz ~ 5MHz
  • 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)  Variable attenuator
  • Built-in 6 Digit Counter with INT/EXT Function up to 150MHz. 
  • INT/EXT AM/FM Modulation
  • LIN/LOG Sweep Mode
  • GCV Output for Synchronization
Instek GFG-8255 5 MHz function generator

  Specifications.....
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MAIN OUTPUT
Frequency Range 0.5Hz to 5 MHz (7 ranges)
Amplitude >10Vp-p (into 50 ohm load)
Impedance 50 ohm+10%
Attenuator -20dB+1dB x 2
DC Offset <-5V ~ >5V( into 50 ohm load)
Duty Control 80% : 20% : 80% to  1MHz Continuously variable
Display 6 digit LED
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SINE WAVE
 Distortion <1% 0.5Hz ~ 100kHz, THD<30dB below fundamental in all ranges (Specification applied from MAX. to 1/10 level)
 Flatness <0.3dB, below 500kHz, <1dB below 5 MHz.
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SQUARE WAVE
 Symmetry +2%, 1Hz ~ 100kHz
 Rise/ Fall Time < 50ns at maximum output (into 50 ohm load)
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TRIANGLE WAVE
 Linearity >98% 0.5Hz ~ 100kHz, >95% 100kHz ~ 5MHz
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CMOS OUTPUT
 Rise/Fall Time <120nS
 Level 4Vpp+1Vpp ~ 14.5Vpp+0.5Vpp adjustable
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TTL OUTPUT
Rise/Fall Time <25nS
Fan Out 20 TTL load
Level >3Vpp
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VCF
 Input Voltage 0V~10V ± 1V(100 : 1)
 Input Impedance 10k ohm ±10%
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GCV
Output Voltage To set the voltage between 0V ~ 2V as per different frequency
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SWEEP
Sweep/Manual Switch selector
Sweep/Rate 100 : 1 ratio max. and adjustable
Sweep/Time 0.5sec. ~ 30sec. adjustable
Sweep/Mode Lin./Log. switch selector
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AMPLITUDE MODULATION
Depth 0 - 100%
MOD. Frequency 400Hz (INT), DC ~ 1MHz(EXT
Carrier BW 100Hz ~ 5MHz (-3dB)
EXT Sensitivity <10Vpp for 100% modulation
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FREQUENCY MODULATION
Deviation 0 ~ + 5%
MOD. Frequency 400Hz(INT),Dc ~ 20kHz(EXT.)
EXT. Sensitivity <10Vpp for 10% modulation
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FREQUENCY COUNTER
 Int./Ext. switch selector
 Range 0.5Hz ~ 5MHz (5Hz ~ 150MHz EXT.)
 Accuracy Time base accuracy ±1 Count
 Time Base ±10PPM (23°C±5°C) after 30 minute warm up
 Resolution The maximum resolution is 10nHz for 1Hz and 0.1Hz for 100MHz
 Input Impedance 1Mohm//150pF
 Sensitivity <35m Vrms (5Hz ~ 100MHz), < 45mVrms (100MHz ~ 150MHz)
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POWER SOURCE AC 115V, 230V, ±15%, 50/60Hz
ACCESSORIES (2)GTL-101 Cable - Alligator Clips to BNC Connector
Instruction Manual
DIMENSIONS 9.8" (W) x 3.5" (H) x 11.3" (D)
WEIGHT Approx 5.3 Lbs.

 

  Ordering Information.....
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GFG-8255    5  MHz. Function Generator $399.00 *
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Includes.....              (2) GTL-101 Cable - Alligator Clips to BNC Connector
   (1) Instruction Manual
   (1) Power Cord
* When placing your order,  be sure to ask for your INTERNET DISCOUNT

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