Atec Agilent-E4406A - Manual (Page 5)

5
Spectrum measurement
Range at RF input
Maximum +30 dBm (1 W)
Minimum Displayed average noise level
Range at IQ input
Maximum (50
Ω
input) +13 dBm (20 mW)
Maximum 0 dBV
(600
Ω
, 1 M
Ω
input)
Minimum Displayed average noise level
Span range
RF input 10 Hz to 10 MHz
Composite I/Q input 10 Hz to 10 MHz
Baseband I or Q only 10 Hz to 5 MHz
inputs
Resolution BW range 100 mHz to 3 MHz
overall 1, 1.5, 2, 3, 5, 7.5, 10 sequence
or arbitrary bandwidth
user-definable
Pre-FFT filter
Type Gaussian, flat
BW Auto, manual 1 Hz to 10 MHz
FFT window Flat top; (high amplitude
accuracy); Uniform; Hanning;
Hamming; Gaussian; Blackman;
Blackman-Harris; Kaiser-Bessel
70, 90, 110
Averaging
Average number 1 to 10,000
Average mode Exponential, repeat
Average type Power average (RMS),
log-power average (video),
maximum, minimum,
voltage average
Displays
RF input Spectrum, linear spectrum,
I/Q waveform, spectrum and
I/Q waveform, I/Q polar,
adjacent channel power,
power stat CCDF
Baseband IQ inputs Spectrum, linear spectrum, I/Q
waveform, spectrum and I/Q
waveform, I/Q polar, power
stat CCDF
Markers Normal, delta, band power, noise
Measurement resolution
Displayed 0.01 dB
Remote query 0.001 dB
Trigger
Trigger sources
RF input Free run (immediate), video (IF
envelope), RF burst (wideband),
frame timer, external front,
external rear, line
Baseband IQ inputs Free run (immediate), video (IQ
envelope), external front input,
external rear input, frame timer,
line
Delay range –500 ms to +500 ms
Delay accuracy ±33 ns
Delay resolution 33 ns
Trigger slope Positive, negative
Holdoff range 0 to 500 ms
Holdoff resolution 1 µs
RF burst trigger
Peak carrier power range +30 dBm to –40 dBm
at RF input
Trigger level range 0 to –25 dB
(relative to signal peak)
Bandwidth > 15 MHz (nominal)
Video (IF envelope)
Trigger range +50 to –200 dBm