现货斯坦福DS345 任意波形信号发生器 30MHz
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选用二手测量仪器的优势是：
1、与新购仪器几个月的供货期相比，购买二手仪器的供货期要短的多。在时间就是市场的今天，优势无疑是为明显的。
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3、为了让您放心地使用我们提供的二手仪器，我们销售的二手仪器可以做到：
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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 |