Wavetek FG3C Bedienungsanleitung PDF herunterladen

•

Square, Triangle,

Sine waves, TTL and CMOS

pulse outputs

• 0.3 Hz to 3 MHz range

• Linear or logarithmic sweep

• Amplitude or frequency

modulation

• Built-in 150 MHz

frequency counter with

6 digit LED display

•

Voltage controlled

frequency (VCF) input

•

Two switchable 20 dB

attenuators

• Signal polarity invert button

•

Va riable duty-cycle

• Va r iable DCV offset

Model FG3C

Function Generator

FG3C Specifications

(at 23 ºC; ≤ 70 % R.H.)

Main

Frequency Range 0.3 Hz to 3 MHz (7 ranges)

Amplitude >10 Vpp (into 50 Ω load)

Impedance 50 Ω ±10 %

Attenuator (knob) -20 dB ± 1 dB

Attenuator (button) -20 dB ± 1 dB

DC Offset <-5 V to >+5 V (into 50 Ω load)

Duty-Cycle Control 80 %:20 %:80 % to 1 MHz; continuously variable

Range Accuracy ±5 %, +1 Hz (@ 3.0 position)

Sine Wave

Distortion ≤ 1 %, 0.3 Hz to 200 kHz

THD <35 dB below fundamental in all ranges

(Specification applied from MAX. to 1/10 level)

Flatness <0.3 dB, 0.3 Hz to 300 kHz; < 0.5 dB, 300 kHz to 3 MHz;

Triangle Wave

Linear ≥ 98 %, 0.3 Hz to 100 kHz; ≥ 95 %, 100 kHz to 3 MHz

Square Wave

Symmetry ±2 %, 0.3 Hz to 100 kHz

Rise or Fall Time < 100 ns at maximum output (into 50 Ω load)

CMOS Output

Level 4 Vpp,± 1 Vpp to 14.5 Vpp ± 0.5 Vpp adjustable

Rise or Fall Time ≤ 120 ns

TTL Output

Level ≥ 3 Vpp

Fan Out 20 TTL load

Rise or Fall Time ≤ 25 ns

VCF

Input Voltage -10 V to + 10 V, ± 1 V (100:1)

Input Impedance 10 kΩ,± 10 %

GCV

Output Voltage 0 to 2 V DC, relative to frequency setting of range

Sweep Operation

Sweep/Manual Switch selector

Sweep/Rate 100:1 ratio maximum, adjustable

Sweep/Time 0.5 sec. to 30 sec. adjustable

Sweep/Mode Lin./Log. switch selector

Amplitude Modulation

Depth 0 to 100 %

Modulation Frequency 400 Hz (INT), DC to 1 MHz (EXT)

Carrier BW 100 Hz to 3 MHz (-3 dB)

EXT Sensitivity ≤ 10 Vpp for 100 % modulation

Frequency Modulation

Deviation 0 to ± 5 %

Modulation Frequency 400 Hz (INT), DC to 20 kHz (EXT)

EXT Sensitivity ≤ 10 Vpp for 10 % modulation

Frequency Counter

Internal/External Switch Selector

Range 0.3 Hz to 3 Mz Internal; 5 Hz to 150 MHz External

Accuracy Time base accuracy ±1 count

Time Base ±10 ppm (23ºC,± 3 ºC), after 30 min. warm-up)

Resolution 10 nHz (1 Hz range); 1 kHz (100 MHz range)

Input Impedance 1 MΩ /150 pF

Sensitivity ≤ 35 mVrms (5 Hz to 100 MHz)

≤ 45 mVrms (100 MHz to 150 Mhz)

Function Generator

1 2

Model FG3C 1

Inhaltsverzeichnis

Seite 1 - Model FG3C

®•Square, Triangle,Sine waves, TTL and CMOSpulse outputs• 0.3 Hz to 3 MHz range• Linear or logarithmic sweep• Amplitude or frequencymodulation• Built-

Seite 2

Meterman Test Toolswebsite: www.metermantesttools.comemail: [email protected] Seaway Blvd.Everett, WA 98203fax: 425-446-4882tel: 877-596-

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