Elenco Electronics GF-8056, User Manual

SPECIFICATIONS (continued)

3. Sine Wave:

Frequency: 0.05Hz~5MHz

Distortion: < 1%, 1Hz~100kHz

Harmonic ratio: < 30dB, 100kHz~5MHz

Frequency response: < 0.1dB, up to 100kHz

< 1.5dB, 100kHz to 5MHz

4. Square Wave:

Frequency: 0.05Hz~5MHz

Symmetry: 50% (positive half) to 50% (negative

half). < 1%, 1Hz~100kHz

Rise time: < 90ns (20Vp-p , no load)

5. Ramp Wave:

Frequency: 0.05Hz~4.5MHz, 8 range 

selected by rotary switch

Symmetry: 90% (rise wave) to 10% (fall wave),

continuously adjustable

Linearity: < 1%, (0.1Hz~100kHz)

6. Positive Pulse:

Frequency: 0.05Hz~4.5MHz

Width: 0.4sec~100ns, continuously adjustable

Symmetry: 1:1 to 10:1 continuously adjustable 

1Hz~100kHz

Reverse: Pull the Rev. switch, the output will 

become a negative pulse

7. DC:

Output voltage: +10V to –10V continuously

adjustable by OFFSET switch

8. Main Output:

Output impedance: 50

Ω

, < 2%

Max. output: 20Vp-p (no load), +1Vp-p

10Vp-p (50

Ω

load) +0.5V

Min. output: 0.1Vp-p (no load),

or 0.05Vp-p (50

Ω

load)

Attenuator: One –26dB (1/20) attenuator,

< 2% accuracy

9. Synchonous Output:

Output impedance: 50

Ω

, < 2% accuracy

Output level: TTL level, > 3Vp-p fixed amplitude

Fan out: >20

Rise time: <60nS

10. V.C.F. Input:

Input impedance: 0~10V

Input frequency: DC~1kHz variable 1:1 to 1:100

11. Sweep Synchronous Output:

Output impedance: 1k

Ω

, < 2%

Output waveform: Linear or log sweep ramp wave 

Output amplitude: 10Vp-p (no load) or

5Vp-p (1k

Ω

load)

Output frequency: 0.2Hz~100Hz continuously

adjustable

12. Sweep Generator:

Sweep form: Linear or log switchable

Sweep speed: 5sec~10ms, continuously

adjustable

Sweep width: 1:1~1:100

13. Counter:

Display: 5 digits, 0.36” red LED display

Max. Resolution: 0.001Hz

Display unit: Hz / kHz  autorange

Time base: 20MHz

Temperature coefficient: < 20ppm / °C

Accuracy: <0.02% +1 digit

Power supply: +5V, 160mA

Internal Counter:

Range: Autorange with 4 resolution,

0.001Hz / 0.01Hz / 0.001kHz /
0.01kHz, auto-controlled by CPU

Display: 0.500Hz~5000.0kHz  auto-select by

CPU

Gate time: Variable, 0.25sec~5sec,

auto-setting

Min. display digits: 4 digits

External Counter:

Max. input voltage: < 150Vrms

Input impedance: 1M

Ω

, < 2%

Input frequency: 0.2Hz ~60MHz

Coupling: HF - 100kHz and greater

LF - 100kHz and lower

Min. display digits: 4 digits

Gate time:

0.25sec~10sec, auto-setting
depends on the input frequency

Sensitivity: > 30mVrms (1MHz)

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