Tektronix SPECMON3B Real-time spectrum analysis | EMIN.CO.ID

Tektronix SPECMON3B Real-time spectrum analysis

Name: Tektronix SPECMON3B Real-time spectrum analysis
Brand: TEKTRONIX

ManufacturerTEKTRONIX(View more products from this manufacturer)

ModelSPECMON3B

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Manufacturer: Tektronix
Model: SPECMON3B

Datasheet

Specifications

	SPECMON3B	SPECMON6B	SPECMON26B
Frequency range	1 Hz to 3.0 GHz	1 Hz to 6.2 GHz	1 Hz to 26.5 GHz
Real-time acquisition BW	25 MHz (SPECMON3B only), 40 MHz, 85 MHz, 125 MHz, 165 MHz
Minimum Event Duration for 100% POI at 100% amplitude	2.7 μs at 165 MHz BW (0.434 μs Opt. 300) 2.8 μs at 85 MHz BW (0.551 μs Opt. 300) 3.0 μs at 40 MHz BW (0.79 μs Opt. 300) 3.2 μs at 25 MHz BW (0.915 μs Opt. 300)
SFDR (typical)	>75 dBc (25/40 MHz) >73 dBc (85/125/165 MHz) ≥80 dBc (Opt. B85HD, B125HD, B16xHD)
Trigger modes	Free run, Triggered, FastFrame
Trigger types	Power, Frequency mask, Frequency edge, DPX density, Runt, Time qualified

Frequency related

Initial center frequency setting accuracy: Within 10^–7 after 10 minute warm-up

Center frequency setting resolution: 0.1 Hz

Frequency marker readout accuracy

±(RE × MF + 0.001 × Span + 2) Hz

(RE = Reference frequency error)

(MF = Marker frequency (Hz))

Span accuracy: ±0.3% (auto mode)

Reference frequency

Initial accuracy at cal: ± 1 × 10^–7 (after 10 minute warm-up)
Aging per day: 1 × 10^–9 (after 30 days of operation)
First year aging (typical): 7.5 × 10^–8 (after 1 year of operation)
Aging per 10 years: 3 × 10^–7 (after 10 years of operation)
Temperature drift: 1 × 10^–7 (5° C to 40° C)
Cumulative error (temperature + aging): 4 × 10^–7 (within 10 years after calibration, typical)

Reference output level: >0 dBm (internal or external reference selected), +4 dBm, typical

External reference input frequency

Every 1 MHz from 1 to 100 MHz plus 1.2288 MHz, 4.8 MHz, and 19.6608 MHz.

External input must be within ± 1 x 10 ^-6 (Std), ± 3 x 10 ^-7 (Opt PFR) to stated input

External reference input frequency requirements

Spurious level on input must be < –80 dBc within 100 kHz offset to avoid on-screen spurs

Spurious: < –80 dBc within 100 kHz offset
Input level range: –10 dBm to +6 dBm

Trigger related

Trigger modes: Free run, triggered, FastFrame

Trigger event source: RF input, Trigger 1 (front panel), Trigger 2 (rear panel), Gated, Line

Trigger types: Power, Frequency Mask, Frequency Edge, DPX Density, Runt, Time Qualified

Trigger setting: Trigger position settable from 1 to 99% of total acquisition length

Trigger combinatorial logic: Trigger 1 AND trigger 2 / gate may be defined as a trigger event

Trigger actions: Save acquisition and/or save picture on trigger

Power level trigger

Level range: 0 dB to –100 dB from reference level

Accuracy

For trigger levels >30 dB above noise floor, 10% to 90% of signal level

Level ≥ –50 dB from reference level: ±0.5 dB
From < –50 dB to –70 dB from reference level: ±1.5 dB

Trigger bandwidth range

At maximum acquisition bandwidth

Standard: 4 kHz to 10 MHz + wide open
Opt. B40: 4 kHz to 20 MHz + wide open
Opt. B16x: 11 kHz to 40 MHz + wide open

Trigger position timing uncertainty

25/40 MHz acquisition BW, 20 MHz Trigger BW: Uncertainty = ±15 ns
25/40 MHz acquisition BW, Max Trigger BW: Uncertainty = ±12 ns
85/125/165 MHz acquisition BW, 60 MHz Trigger BW: Uncertainty = ±5 ns
85/125/165 MHz acquisition BW, Max Trigger BW: Uncertainty = ±5 ns

Trigger re-arm time, minimum (fast frame on)

10 MHz acquisition BW: ≤25 μs
40 MHz acquisition BW: ≤10 μs
85/125 MHz acquisition BW: ≤5 μs
165 MHz acquisition BW: ≤5 μs

Minimum event duration

25 MHz acquisition BW: 25 ns
40 MHz acquisition BW: 25 ns
85/125/165 MHz acquisition BW: 6.2 ns

External trigger 1

Level range: -2.5 V to +2.5 V

Level setting resolution: 0.01 V

Trigger position timing uncertainty

50 Ω input impedance

>20 MHz to 40 MHz acquisition BW:: ±20 ns
>40 MHz to 80 MHz acquisition BW:: ±13.5 ns
>80 MHz to 165 MHz acquisition BW:: ±11 ns

Input impedance: Selectable 50 Ω/5 kΩ impedance (nominal)

External trigger 2

Threshold voltage: Fixed, TTL

Input impedance: 10 kΩ (nominal)

Trigger state select: High, Low

Trigger output

Voltage: Output current <1 ma="" dl="">
High: >2.0 V
Low: <0.4 v="" dd="">

Acquisition related

A/D converter: 16 bits, 200 MS/s (Std & Opt B40); 16 bits, 200 MS/s & 14 bits, 400 MS/s (Opt. B85/B125/B16x); 16 bits, 200 MS/s & 16 bits, 400 MS/s, 16 bit (Opt. B85HD,B125HD, B16xHD)

Acquisition memory size: 1 GB (4 GB, opt. 53)

Minimum acquisition length: 64 samples

Acquisition length setting resolution: 1 sample

Fast frame acquisition mode: >64,000 records can be stored in a single acquisition (for pulse measurements and spectrogram analysis)

Memory depth (time) and minimum time domain resolution

Acquisition BW	Sample rate (for I and Q)	Record length	Record length (Opt. 53)	Time resolution
165 MHz	200 MS/s	1.34 s	5.37 s	5 ns
85 MHz	200 MS/s	1.34 s	5.37 s	5 ns
80 MHz	100 MS/s	2.68 s	10.74 s	10 ns
40 MHz	50 MS/s	4.77 s	19.09 s	20 ns
25 MHz	50 MS/s	4.77 s	19.09 s	20 ns
20 MHz	25 MS/s	9.54 s	38.18 s	40 ns
10 MHz	12.5 MS/s	19.09 s	76.35 s	80 ns
5 MHz	6.25 MS/s	38.18 s	152.71 s	160 ns
2 MHz	3.125 MS/s	42.9 s	171.8 s	320 ns
1 MHz	1.563 MS/s	85.9 s	343.6 s	640 ns
500 kHz	781.25 kS/s	171.8 s	687.2 s	1.28 μs
200 kHz	390.625 kS/s	343.6 s	1374.4 s	2.56 μs
100 kHz	195.313 kS/s	687.2 s	2748.8 s	5.12 μs
50 kHz	97.656 kS/s	1374.4 s	5497.6 s	10.24 μs
20 kHz	48.828 kS/s	2748.8 s	10995.1 s	20.48 μs
10 kHz	24.414 kS/s	5497.6 s	21990.2 s	40.96 μs
5 kHz	12.207 kS/s	10995.1 s	43980.5 s	81.92 μs
2 kHz	3.052 kS/s	43980.4 s	175921.8 s	328 μs
1 kHz	1.526 kS/s	87960.8 s	351843.6 s	655 μs
500 Hz	762.9 S/s	175921.7 s	703687.3 s	1.31 ms
200 Hz	381.5 S/s	351843.4 s	1407374.5 s	2.62 ms
100 Hz	190.7 S/s	703686.8 s	2814749.1 s	5.24 ms

Displays and measurements

Frequency views

Spectrum (amplitude vs linear or log frequency)

DPX^® spectrum display (live RF color-graded spectrum)

Spectrogram (amplitude vs frequency over time)

Spurious (amplitude vs linear or log frequency)

Phase noise (phase noise and Jitter measurement) (Opt. 11)

Time and statistics views

Amplitude vs time

Frequency vs time

Phase vs time

DPX amplitude vs time

DPX frequency vs time

DPX phase vs time

Amplitude modulation vs time

Frequency modulation vs time

RF IQ vs time

Time overview

CCDF

Peak-to-Average ratio

Settling time, frequency, and phase (Opt. 12) views: Frequency settling vs time, Phase settling vs time

Noise figure and gain (Opt. 14) views

Noise figure vs. frequency

Gain vs. frequency

Noise figure, gain at a single frequency

Y-factor vs. frequency

Noise temperature vs. frequency

Uncertainty calculator

Results table of all measurements

Advanced measurements views

Pulse results table

Pulse trace (selectable by pulse number)

Pulse statistics (trend of pulse results, FFT of trend, and histogram)

Digital demod (Opt. 21) views

Constellation diagram

EVM vs time

Symbol table (binary or hexadecimal)

Magnitude and phase error versus time, and signal quality

Demodulated IQ vs time

Eye diagram

Trellis diagram

Frequency deviation vs time

Flexible OFDM analysis (Opt. 22) views

Constellation, scalar measurement summary

EVM or power vs carrier

Symbol table (binary or hexadecimal)

Frequency offset analysis: Signal analysis can be performed either at center frequency or the assigned measurement frequency up to the limits of the instrument acquisition and measurement bandwidths.

WLAN 802.11a/b/g/j/p measurement application (Opt. 23)

WLAN Power vs time, WLAN symbol table, WLAN constellation, Spectrum emission mask

Error vector magnitude (EVM) vs symbol (or time), vs subcarrier (or frequency)

Mag error vs symbol (or time), vs subcarrier (or frequency)

Phase error vs symbol (or time), vs subcarrier (or frequency)

Channel frequency response vs symbol (or time), vs subcarrier (or frequency)

Spectral flatness vs symbol (or time), vs subcarrier (or frequency)

WLAN 802.11n measurement application (Opt. 24)

WLAN Power vs time, WLAN symbol table, WLAN constellation, Spectrum emission mask

Error vector magnitude (EVM) vs symbol (or time), vs subcarrier (or frequency)

Mag error vs symbol (or time), vs subcarrier (or frequency)

Phase error vs symbol (or time), vs subcarrier (or frequency)

Channel frequency response vs symbol (or time), vs subcarrier (or frequency)

Spectral flatness vs symbol (or time), vs subcarrier (or frequency)

WLAN 802.11ac measurement application (Opt. 25)

WLAN Power vs time, WLAN symbol table, WLAN constellation, Spectrum emission mask

Error vector magnitude (EVM) vs symbol (or time), vs subcarrier (or frequency)

Mag error vs symbol (or time), vs subcarrier (or frequency)

Phase error vs symbol (or time), vs subcarrier (or frequency)

Channel frequency response vs symbol (or time), vs subcarrier (or frequency)

Spectral flatness vs symbol (or time), vs subcarrier (or frequency)

APCO P25 measurement application (Opt. 26)

RF output power, operating frequency accuracy, modulation emission spectrum,

unwanted emissions spurious, adjacent channel power ratio, frequency deviation,

modulation fidelity, frequency error, eye diagram, symbol table, symbol rate accuracy,

transmitter power and encoder attack time, transmitter throughput delay, frequency deviation vs. time,

power vs. time, transient frequency behavior, HCPM transmitter logical channel peak adjacent channel power ratio,

HCPM transmitter logical channel off slot power, HCPM transmitter logical channel power envelope,

HCPM transmitter logical channel time alignment, cross-correlated markers

Bluetooth Basic LE Tx Measurements (Opt. 27)

Peak power, average power, adjacent channel power or inband emission mask,

-20dB bandwidth, frequency error, modulation characteristics including ΔF1avg (11110000),

ΔF2avg (10101010), ΔF2 > 115 kHz, ΔF2/ΔF1 ratio, frequency deviation vs. time with packet

and octet level measurement information, carrier frequency f0, frequency offset (Preamble

and Payload), max frequency offset, frequency drift f₁-f₀, max drift rate f_n-f₀

and f_n-f_n-5, center frequency offset table and frequency drift table, color-coded

symbol table, packet header decoding information, eye diagram, constellation diagram,

editable limits.

Bandwidth related

Resolution bandwidth

Resolution bandwidth range (spectrum analysis): 0.1 Hz to 5 MHz (10 MHz, Opt. B16x) (1, 2, 3, 5 sequence, Auto-coupled), or user selected (arbitrary)
Resolution bandwidth shape: Approximately Gaussian, shape factor 4.1:1 (60:3 dB) ±10%, typical
Resolution bandwidth accuracy: ±1% (Auto-coupled RBW mode)
Alternative resolution bandwidth types: Kaiser window (RBW, gaussian), –6 dB mil, CISPR, Blackman-Harris 4B window, Uniform (none) window, Flat-top (CW ampl.) window, Hanning window

Video bandwidth

Video bandwidth range: 1 Hz to 10 MHz plus wide open
RBW/VBW maximum: 10,000:1
RBW/VBW minimum: 1:1 plus wide open
Resolution: 5% of entered value
Accuracy (typical): ±10%

Time domain bandwidth (amplitude vs time display)

Time domain bandwidth range

At least 1/10 to 1/10,000 of acquisition bandwidth, 1 Hz minimum

Time domain BW shape

≤10 MHz, approximately Gaussian, shape factor 4.1:1 (60:3 dB), ±10% typical

20 MHz (60 MHz, Opt. B16x), shape factor <2.5:1 60:3="" db="" typical="" p="">

Time domain bandwidth accuracy

1 Hz to 20 MHz, and (>20 MHz to 60 MHz Opt. B16x), ±10%

Minimum settable spectrum analysis RBW vs. span

Frequency span	RBW
>10 MHz	100 Hz
>1.25 MHz to 10 MHz	10 Hz
≤1 MHz	1 Hz
≤100 kHz	0.1 Hz

Spectrum display traces, detector, and functions

Traces

Three traces + 1 math waveform + 1 trace from spectrogram for spectrum display

Detector

Peak, –Peak, Average (VRMS), ±Peak, Sample, CISPR (Avg, Peak, Quasi-peak average (of logs))

Trace functions

Normal, Average, Max hold, Min hold, Average (of logs)

Spectrum trace length

801, 2401, 4001, 8001, 10401, 16001, 32001, 64001 points

Sweep speed (typical-mean; RBW = auto, RF/IF optimization: minimize sweep time)

1500 MHz/s (Std.)

2500 MHz/s (Opt. B40)

6000 MHz/s (Opt. B16x)

Minimum FFT length vs. Trace length (independent of span and RBW)

Trace length (points)	Minimum FFT length
801	1024
2401	4096
4001	8192
10401	16384

DPX Related

DPX® digital phosphor spectrum processing

Characteristic	Performance
Spectrum processing rate (RBW = auto, trace length 801)	390,625 per second
Spectrum processing rate (RBW = auto, trace length 801) (Option 300 with Option 09)	3,125,000 per second for Span/RBW ratio ≤ 333
	390,625 per second for Span/RBW ratio > 333
DPX bitmap resolution	201 × 801
DPX bitmap color dynamic range	2³³ levels
Marker information	Amplitude, frequency, and signal density on the DPX display
Minimum signal duration for 100% probability of detection (Max-hold on)	See minimum signal duration for 100% probability of trigger at 100% amplitude table
Span Range (Continuous processing)	100 Hz to 25 MHz (40 MHz with Opt. B40) (85 MHz with Opt. B85/B85HD) (125 MHz with Opt. B125/B125HD) (165 MHz with Opt. B16x/B16xHD)
Span range (Swept)	Up to instrument frequency range
Dwell time per step ¹	50 ms to 100 s
Trace processing	Color-graded bitmap, +Peak, –Peak, average
Trace length	801, 2401, 4001, 10401
Resolution BW accuracy	±0.5%

¹ Minimum RBW, swept spans (Opt. 200) – 10 kHz

Resolution BW Range vs. Acquisition Bandwidth (DPX^®)

Acquisition bandwidth	RBW (Min)	RBW (Max)
165 MHz	25 kHz	20 MHz
85 MHz	12.9 kHz	10 MHz
40 MHz	6.06 kHz	10 MHz
25 MHz	3.79 kHz	3.8 MHz
20 MHz	3.04 kHz	3.04 MHz
10 MHz	1.52 kHz	1.52 MHz
5 MHz	758 Hz	760 kHz
2 MHz	303 Hz	304 kHz
1 MHz	152 Hz	152 kHz
500 kHz	75.8 Hz	76 kHz
200 kHz	30.3 Hz	30.4 kHz
100 kHz	15.2 Hz	15.2 kHz
50 kHz	7.58 Hz	7.6 kHz
20 kHz	3.03 Hz	3.04 kHz
10 kHz	1.52 Hz	1.52 kHz
5 kHz	758 Hz	760 Hz
2 kHz	0.303 Hz	304 Hz
1 kHz	0.152 Hz	152 Hz
500 Hz	0.1 Hz	76 Hz
200 Hz	0.1 Hz	30.4 Hz
100 Hz	0.1 Hz	15.2 Hz

Stability

Residual FM: <2 hz="" sub="">p-p in 1 second (95% confidence, typical).

Phase related

Phase noise sidebands

dBc/Hz at specified center frequency (CF)

	CF = 10 MHz	CF = 1 GHz	CF = 2 GHz	CF = 6 GHz	CF = 10 GHz	CF = 20 GHz
Offset	Typical	Spec/Typical	Typical	Typical	Typical	Typical
1 kHz	–128	–103/–107	–107	–104	–99	–95
10 kHz	–134	–109/–113	–112	–108	–108	–106
100 kHz	–134	–112/–117	–115	–114	–108	–106
1 MHz	–135	–130/–139	–137	–135	–128	–125
6 MHz	–140	–137/–146	–142	–147	–145	–140
10 MHz	NA	–137/–146	–142	–147	–147	–144

Integrated phase (RMS), typical

Integrated from 1 kHz to 10 MHz.

Measurement frequency	Integrated phase, radians
1 GHz	1.01 × 10^–3
2 GHz	1.23 × 10^–3
6 GHz	1.51 × 10^–3
10 GHz	2.51 × 10^–3
20 GHz	3.27 × 10^–3

Typical phase noise performance as measured by Opt. 11.

Amplitude

Specifications excluding mismatch error

Measurement range: Displayed average noise level to maximum measurable input

Input attenuator range: 0 dB to 55 dB, 5 dB step

Maximum safe input level

Average continuous: +30 dBm (RF ATT ≥10 dB, preamp off)
Average continuous: +20 dBm (RF ATT ≥10 dB, preamp on)
Pulsed RF: 50 W (RF ATT ≥30 dB, PW <10 s="" 1="" duty="" cycle="" dd="">

Maximum measurable input level

Average continuous: +30 dBm (RF ATT: Auto)
Pulsed RF: 10 W (RF Input, RF ATT: Auto, PW <10 s="" 1="" duty="" cycle="" repetitive="" pulses="" dd="">

Max DC voltage: ±5 V

Log display range: 0.01 dBm/div to 20 dB/div

Display divisions: 10 divisions

Display units: dBm, dBmV, Watts, Volts, Amps, dBuW, dBuV, dBuA, dBW, dBV, dBV/m, and dBA/m

Marker readout resolution, dB units: 0.01 dB

Marker readout resolution, Volts units: Reference-level dependent, as small as 0.001 μV

Reference level setting range: 0.1 dB step, –170 dBm to +50 dBm (minimum ref. level –50 dBm at center frequency <80 mhz="" dd="">

Level linearity: ±0.1 dB (0 to –70 dB from reference level)

Amplitude accuracy

Absolute amplitude accuracy at calibration point: ±0.31 dB (100 MHz, –10 dBm signal, 10 dB ATT, 18 °C to 28 °C)

Input attenuator switching uncertainty

±0.3 dB (SPECMON3B/SPECMON6B)

±0.15 dB (SPECMON26B)

Absolute amplitude accuracy at center frequency, 95% confidence ¹

10 MHz to 3 GHz: ±0.3 dB
3 GHz to 6.2 GHz (SPECMON6B): ±0.5 dB
6.2 GHz to 15 GHz (SPECMON26B): ±0.75 dB
15 GHz to 26.5 GHz (SPECMON26B): ±0.9 dB

¹ 18 °C to 28 °C, Ref Level ≤ -15 dBm, Attenuator Auto-coupled, Signal Level -15 dBm to -50 dBm. 10 Hz ≤ RBW ≤ 1 MHz, after alignment performed.

VSWR

Typical
SPECMON3B / SPECMON6B ¹
Frequency range	Preamp OFF (95% confidence)	Preamp ON (Typical)	Preamp ON, 0 dB attenuation (Typical)
>10 kHz to 10 MHz	<1.6 td="">	--	--
>10 MHz to 2.0 GHz	<1.1 td="">	<1.2 td="">	<1.5 td="">
>2 GHz to 3 GHz	<1.25 td=""> <td width="23.094688221709006%" valig