頻譜分析儀 HP3585A HP3585B(帶跟蹤源)

廠家: 美國(guó)惠普
體積重量: 23x43x64 cm , 40kg

頻率范圍 20Hz 至 40MHz
分辨力 0.1Hz
自帶跟蹤源 [tracking generator]
RBW可達(dá) 3Hz
測(cè)量范圍 -137dBm 至 +30dBm
幅度 ±0.4dB
動(dòng)態(tài)范圍 80dB
同時(shí)具備三種輸入阻抗 50Ω, 75Ω, 1 MΩ
1001x1024 數(shù)字存儲(chǔ)顯示
面板設(shè)置和光標(biāo)直讀
輸入衰減器自動(dòng)換檔 [autoranging input attenuator]
GPIB編程接口，此接口也可直接打印 [GPIB with direct-plot capability]
HP3585A 性能指標(biāo)pdf
HP3585B 性能指標(biāo)pdf
HP3585B Spectrum Analyzer GPIB Software

FREQUENCY
Measurement Range	20 Hz to 40.1 MHz
Displayed Frequency Span	Range: 0 Hz to 40.1 MHz variable with 0.1 Hz resolution or 10 Hz to 40 MHz in 1, 2, 5 Accuracy: -0% + 0.2% of frequency span setting
Displayed Center, Start/Stop, and Manual Frequency	Range: 0 Hz to 40.1 MHz with 0.1 Hz resolution Accuracy: 1 X 10^-7/ month of frequency
Marker
Readout Accuracy	± 0.2% of frequency span ± resolution bandwidth
Counter Accuracy	± 0.3% Hz ± 1 X 10^-7/month of counted frequency for a signal 20 dB greater than other signals and noise in the resolution for bandwidth setting
Resolution Bandwidths
Range	3 dB bandwidths of 3 Hz to 30 kHz in a 1, 3, 10 sequence
Accuracy	± 20% at the 3 dB points
Selectivity	60 dB/3 dB <11.1
AMPLITUDE
Measurement Range	1 M Ωinput: -31 nVrms to +7.08 Vrms 50/75 Ωinput: -137 dBM to +30 dBM All receiver inputs can be overdriven by up to 12.3 dB above the range setting, with some degradation in distortion performance.
Displayed Range	Scale: 10 division CRT vertical axis with Reference Level at the top graticule line Calibration: 10, 5, 2 and 1 dB/division from the Reference Level
Input Range	-25 dBm to +30 dBm in 5 dB steps
Reference Level Range (relative to input range)	-100 dB to +10 dB
Marker Amplitude Accuracy
Midscreen at the reference level	use Reference Level accuracy from +30 dBm to -115 dBm, add Amplitude Linearity below -115 dBm.
Anywhere on screen	add Reference Level Accuracy, Amplitude Linearity and Frequency Response
DYNAMIC RANGE
Spurious Responses (image, out of band, and harmonic distortion)	50/75 Ω input: <-80 dB referred to a single signal equal to or less than Input Range 1 M Ω input: <-80 dB except second harmonic distortion <-70 dB
Intermodulation Distortion	50/75 Ω input: <-80 dB referred to the larger of two signals each 6 dB below Range except 2nd order IM from 10 MHz to 40 MHz <-70 dB 1 M Ω input: <-70 dB
Residual responses (no signal at input)	<-120 dBm using -25 dBm range
Residual phase noise (typical at 40 MHz, -10 dBm input)	5 KHz offset: -112 dBc/Hz 100 KHz offset: -120 dBc/Hz
SWEEP
Modes	continuous, single or manual
Trigger	free Run, Line, or External
Time	0.2 s full sweep to 200 s/Hz of Frequency Span (swept time excluding auto calibration cycles)
INPUT
Signal Inputs	50/75 Ω: 26 dB return loss, BNC connector 1 M Ω: ± 3% shunted by <30 pF, BCN connector
Maximum Input Level	50/75 Ω: 13 V peak ac plus dc relay protected against overloads to 42 V peak 1 M Ω input: 42 V peak ac plus dc (derate by factor of two for each octave above 5 MHz)
External Trigger Input	negative going TTL level or contact closure required to initiate sweep
External Reference Input	10 MHz (or subharmonic to 1 MHz), 0 dBm minimum level
OUTPUT
Tracking Generator
Level	0 dBm to -11 dBm with a single turn knob
Frequency Accuracy	± 1 Hz relative to analyzer tuning
Frequency Response	± 0.7 dB
Impedance	50 Ω; > 14 dB return loss
Probe Power	+15 Vdc, -12.6 Vdc; 150 mA max.
IF	350 kHz, -11 dBV to -15 dBV at the reference level
Video	10 V at the reference level
Frequency Reference	10.000 MHz ± 1 X 10 ^-7/month, +10 dBm into 50 Ω
HP-IB Interface Functions	Sh1, An1, T6, L4, SR1, RL1, TP0, DC1, DT1, C0