Stanford SR770 FFT 频谱分析仪 (476 µHz - 100 kHz)

Frequency:

Measurement range: 476 µHz to 100 kHz

Spans: 191 mHz to 100 kHz in a binary sequence

Center frequency: Anywhere within the 0 to 100 kHz measurement range

Accuracy: 25 ppm from 20 °C to 40 °C

Resolution: Span/400

Window functions: Blackman-Harris, Hanning, Flat-Top and Uniform

Real-time bandwidth: 100 kHz

Signal Input:

Number of channels: 1

Input: Single-ended or differential

Input impedance: 1 MΩ, 15 pF

Coupling: AC or DC

CMRR (at 1 kHz):

90 dB (input range <-6 dBV)

80 dB (input range <14 dBV)

50 dB (input range ≥14 dBV)

Noise:

   Typ. 5 nVrms/√Hz at 1 kHz (-162 dBVrms/√Hz)

   Max. 10 nVrms/√Hz (-155 dBVrms/√Hz)

Amplitude:

Full-scale input range:  -60 dBV (1.0 mVp) to +34 dBV (50 Vp) in 2 dB steps

Dynamic range: 90 dB (typ.)

Harmonic distortion: No greater than -80 dB from DC to 100 kHz (input range 0 dBV)

Spurious:

No greater than -85 dB below full scale (<200 Hz).

No greater than -90 dB below full scale to 100 kHz (-50 dBV input range).

Trigger Input:

Modes: Continuous, internal, external, TTL

Internal level: Adjustable to ±100 % of input scale. Positive or negative slope.

Min. trigger amplitude:  10 % of input range

External level:  ±5 V in 40 mV steps. Positive or negative slope. 10 kΩ Impedance

Min. trigger amplitude: 100 mV

Source:  

Amplitude range: 0.1 mVp to 1.0 Vp

Amplitude resolution: 1 mVp (output >100 mVp), 0.1 mVp (output <100 mVp)

DC offset: <10.0 mV (typ.)

Output impedance: <5 Ω, 50 mA peak output current

General:

Data storage: USB drive

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

Dimensions: 17" × 6.25" × 18.5" (WHL)

Weight: 36 lbs.