现货斯坦福DS345 任意波形信号发生器 30MHz
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现货斯坦福DS345 任意波形信号发生器 30MHz
Function Generator
DS345 — Function & arbitrary waveform generator
DS345 任意波形信号发生器


Specifications

Frequency Range

 

Max. Frequency

Resolution

Sine

30.2 MHz

1 ?Hz

Square

30.2 MHz

1 ?Hz

Ramp

100 kHz

1 ?Hz

Triangle

100 kHz

1 ?Hz

Noise

10 MHz

(Gaussian weighting)

Arbitrary

10 MHz

40 MHz/n (sample rate)

Output

Source impedance

50 Ω

Grounding

Output may float up to ±40 V (AC + DC) relative to earth ground.

Amplitude

Range

0.01 to 10 Vpp (50 Ω), 20 Vpp (Hi-Z)

Resolution

3 digits (DC offset: 0 V)

Sine wave accuracy (0 V DC offset)

     5 to 10 Vpp

±0.2 dB (1 ?Hz to 20 MHz)
±0.3 dB (20 MHz to 30.2 MHz)

     0.01 to 5 Vpp

±0.4 dB(1 ?Hz to 20 MHz)
±0.5 dB (20 MHz to 30.2 MHz)

Square wave accuracy

 

     5 to 10 Vpp

±3 % (1 ?Hz to 100 kHz)
±6 % (100 kHz to 20 MHz)
±15 % (20 MHz to 30.2 MHz)

     0.01 to 5 Vpp

±5 % (1 ?Hz to 100 kHz)
±8 % (100 kHz to 20 MHz)
±18 % (20 MHz to 30.2 MHz)

Triangle, ramp, arbitrary accuracy

±3 % (>5 Vpp)
±5 % (<5 Vpp)

DC Offset

Range

±5 V (limited such that |VAC peak| + |VDC| < 5 V)

Resolution

3 digits (VAC = 0)

Accuracy

1.5 % of setting + 0.2 mV (DC only)
±0.8 mV to ±80 mV, depending on AC and DC settings

Sine Wave

Spurious components

<-55 dBc (non-harmonic)

Phase noise

<-50 dBc in a 30 kHz band centered on the carrier, exclusive of discrete spurious signals

Sub-harmonic

<-50 dBc

Harmonic distortion

Level
<-55 dBc
<-45 dBc
<-35 dBc
<-25 dBc

Frequency Range
DC to 100 kHz
0.1 to 1 MHz
1 to 10 MHz
10 to 30 MHz

Square Wave

Rise/fall time

<15 ns (10 to 90 %), at full output

Asymmetry

<1 % of period + 4 ns

Overshoot

<5 % of peak to peak amplitude at full output

Ramps, Triangle and Arbitrary Waveforms

Rise/fall time

45 ns (10 MHz Bessel filter)

Linearity

±0.5 % of full-scale output

Settling time

<1 ?s to settle within 0.1 % of final value at full output

Arbitrary Waveforms

Sample rate

40 MHz/N, N = 1 to 234-1

Memory length

8 to 16,300 points

Resolution

12 bits (0.025 % of full scale)

Phase

Range

±7199.999° with respect to arbitrary starting phase

Resolution

0.001°

Amplitude Modulation

Source

Internal (sine, square, triangle or ramp) or External

Depth

0 to 100 % AM or DSBSC

Rate

0.001 Hz to 10 kHz internal, 15 kHz max. external

Distortion

<-35 dB at 1 kHz, 80 % depth

DSB carrier

<-35 dB typ. at 1 kHz modulation rate (DSBSC)

External input

±5 V for 100 % modulation, 100 kΩ impedance, 15 kHz bandwidth

Frequency Modulation

Source

Internal (sine, square, triangle, ramp or arbitrary)

Rate

0.001 Hz to 10 kHz

Span

1 mHz to 30.2 MHz (100 kHz for triangle, ramp)

Phase Modulation

Source

Internal (sine, square, triangle, ramp)

Rate

0.001 Hz to 10 kHz

Span

±7199.999°

Frequency Sweep

Type

Linear or log, phase continuous

Waveform

Up, down, up-down, single sweep

Time

0.001 s to 1000 s

Span

1 mHz to 30.2 MHz (to 100 kHz for triangle, ramp)

Markers

Two markers may be set at any sweep point (TTL output)

Sweep output

0 to 10 V linear ramp signal, synchronized to sweep

Burst Modulation

Waveform

Any waveform except noise may be burst modulated

Frequency

Sine, square to 1 MHz
Triangle, ramp to 100 kHz
Arbitrary to 40 MHz sample rate

Count

1 to 30,000 cycles/burst (1 ?s to 500 s burst time limits)

Trigger Generator

Source

Single, Internal, External, Line

Rate (internal)

0.001 Hz to 10 kHz (2-digit resolution)

External trigger

Positive or negative edge, TTL

Output

TTL level

Standard Timebase

Accuracy

±5 ppm (20 °C to 30 °C)

Aging

5 ppm/year

Input

10 MHz/N ± 2 ppm (N = 1 to 8) 1 Vpp minimum input level

Output

10 MHz, >1 Vpp sine into 50 Ω

Optional Timebase

Type

Ovenized AT-cut oscillator

Stability

<0.01 ppm, 20 °C to 60 °C

Aging

<0.001 ppm/day

Allan variance (1 s)

<5 × 10-11

General

Interfaces

Optional RS-232 (300 to 19.2 kbaud, DCE) and GPIB with DOS based arbitrary waveform software (AWC). All instrument functions are controllable over the interfaces.

Non-volatile memory

Nine sets of instrument settings can be saved and recalled

Dimensions

8.5" × 3.5" × 13" (WHL)

Weight

10 lbs.

Power

50 W, 100/120/220/240 VAC, 50/60 Hz

Warranty

One year parts and labor on defects in materials and workmanship