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5G Portable Spectrum Analyzer TW4950M

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Item Code:TW4950M Features:Techwin spectrum analyzer TW4950M is a broadband handheld real-time spectrum analyzer designed for field testing. The maximum real-time analysis bandwidth reaches 120MHz. It has real-time spectrum analysis, 5G NR demodulation analysis, LTE FDD/TDD demodulation analysis, GSM/ EDGE demodulation analysis, directional analysis and other measurement function modes, as well as field strength measurement, channel power, occupied bandwidth, adjacent channel power, audio demodulation, harmonic distortion, spectral emission mask/spurious emission mask, indoor/outdoor map measurement It adopts 8.4-inch large-screen LCD and capacitive touch screen integrated design to facilitate user operation. The structure adopts a handheld chassis, which is small in size, light in weight, flexible in power supply, easy to maneuver, and is extremely suitable for on-site use.

Description

Product Overview

Techwin spectrum analyzer TW4950M is a broadband handheld real-time spectrum analyzer designed for field testing. The maximum real-time analysis bandwidth reaches 120MHz. It has real-time spectrum analysis, 5G NR demodulation analysis, LTE FDD/TDD demodulation analysis, GSM/ EDGE demodulation analysis, directional analysis and other measurement function modes, as well as field strength measurement, channel power, occupied bandwidth, adjacent channel power, audio demodulation, harmonic distortion, spectral emission mask/spurious emission mask, indoor/outdoor map measurement It adopts 8.4-inch large-screen LCD and capacitive touch screen integrated design to facilitate user operation. The structure adopts a handheld chassis, which is small in size, light in weight, flexible in power supply, easy to maneuver, and is extremely suitable for on-site use.

Techwin spectrum analyzer TW4950M can be used for on-site debugging and installation and maintenance of mobile communications, wireless communications, radar, satellite communications and other equipment, wireless communication signal demodulation analysis, interference source direction finding and map positioning, broadband modulation or transient signal test analysis In other fields, it can provide a relatively complete solution for the user's external field spectrum test.

Main Characteristics

Wide frequency range: from 9kHz to 9GHz
Full-band preamplifiers configuration
Low displayed average noise level: -163dBm@1Hz RBW(typical)
Excellent RF specification performance:
Phase noise performance: -115dBc/Hz@100kHz frequency offset@1GHz carrier
Input TOI point: +13dBm (Typical)
Amplitude accuracy: ±1.3dB
Real-time spectrum analysis function
Support persistence spectrum and waterfall display mode
Maximum real-time analysis bandwidth: 120MHz
RTSA with 5.8us POI
Resolution bandwidth: 1Hz～10MHz(1/3 step), 20MHz
512MHz IQ waveform capture
Various measurement functions: spectrum analyzer, interference analyzer (spectrogram, RSSI), RTSA, 5G NR demodulation, LTE FDD/TDD demodulation, GSM/EDGE demodulation function etc.
Various intelligent measurement functions: field strength measurement, channel power, occupied bandwidth, adjacent-channel power ratio, tune & listen, carrier-to-noise ratio, emission mask, indoor/outdoor map measurement, Support GPS/BEIDOU positioning and frequency taming calibration function of the crystal oscillator in the machine
Various auxiliary test interface: 10MHz reference input/output interface, GPS antenna interface, zero span IF output interface, external triggering input interface etc.
Easy & convenient user operation: 8.4 inch high definition LCD and large font display, convenient capacitive touch screen operation, combination of LCD and touch screen, various display modes etc.
Working temperature range: -10℃～+50℃
Power supplied by battery or AC

Technical Specifications

Model	TW4950M
Frequency Range	TW4950M:9kHz～9GHz Frequency Resolution:1Hz
Frequency Reference	Frequency: 10MHz Aging Rate: ±0.5ppm/Year Initial Frequency Accuracy: ±0.3ppm Temperature Stability:±0.1ppm(-10～50℃, Comparative to 25℃)
Sweep Time	Range: 10μs～6000s (Zero Span) Accuracy: ±2.00% (Zero Span)
Frequency Readout Accuracy	±(Frequency Readout× frequency Reference +2%× Span +10%× Resolution Bandwidth)
Frequency Span	Range: 100Hz～9GHz or 0Hz Accuracy: ±2.0%
Resolution Bandwidth	1Hz～10MHz (1-3 Times of Stepping), 20MHz
Video Bandwidth	1Hz～10MHz (1-3 Times of Stepping), 20MHz
SSB Phase Noise (Carrier 1GHz)	≤-108dBc/Hz@ Frequency Offset 10kHz ≤-110dBc/Hz@ Frequency Offset 100kHz ≤-118dBc/Hz@ Frequency Offset 1MHz ≤-129dBc/Hz@ Frequency Offset 10MHz
Displayed Average Noise Level (input port is connected with a 50Ω load, 0dB input attenuation, average detection, logarithm of video type, RBW normalized to 1Hz, tracking source off, 20℃~30℃)	Pre-amplifier Off: ≤-140dBm(2MHz～3GHz) ≤-138dBm(3GHz～9GHz) Pre-amplifier On: ≤-160dBm(2MHz～3GHz) ≤-157dBm(3GHz～9GHz)
Residual Response	(exceptional frequency: 3.15GHz): Pre-amplifier Off: ≤-82dBm（10MHz～9GHz） Pre-amplifier On: ≤-95dBm（10MHz～9GHz）
Second Harmonic Distortion (0dB attenuation, -30dBm input signal)	50MHz~2GHz: <-65dBc 2GHz~4.5GHz: <-70dBc
TOI(-15dBm two-tone signal, 100kHz span, pre-amplifier off)	50MHz~5.2GHz ≥+10dBm 5.2GHz~9GHz ≥+12dBm
Absolute Amplitude Accuracy (input signal 0dBm~-50dBm, all settings are automatic couplings, 20℃~30℃, 30 minutes of preheating)	±1.3dB (10MHz～9GHz)
Input Attenuator	Attenuation Range: 0dB～30dB, 5dB Steps
Maximum Continuous Input	+27dBm Peak Typical(≥10dB Attenuation) +20dBm Peak Typical(<10dB Attenuation) +10dBm Peak Typical(Pre-amp On)
Reference Level	Range: -150dBm～+30dBm Conversion Uncertainty: ±1.20dB
Dimension	314mm (W)×218mm (H)×91mm (D) (Excluding Handle, Stand) 338mm(W)×218mm (H)×100mm (D) (Including Handle, Stand)
Weight	≤4.6kg
Working Temperature	-10℃～+50℃ (the battery operation temperature is 0℃～+45℃)
Storage Temperature	-40℃～+70℃ (the battery storage temperature is -20℃～+60℃)
Electromagnetic Compatibility	Conforms to GJB3947A-2009 3.9.1 Requirements
Power Supply	AC power adapter: input 100 to 240VAC, 50/60Hz Output 15VDC, 4A Lithium-ion battery: 10.8V
Battery operation time	2h (typical)
Power Consumption	≤40W
Test Interface	RF input: Type-N Connector（female）
Other Interfaces	10MHz Reference Input/Output: BNC (female) Connector External Triggering Input: BNC (female) Connector IF Output: BNC (female) Connector GPS Antenna Input: BNC (female) Connector

Ordering Information

Main Unit: Spectrum Analyzer TW4950M

Standard Package

No.	Description
1	Standard 3-Phase Power Cord
2	Power Adapter
3	Quick guide
4	USB Cable
6	Certificate of Conformity

Options

Serial No.	Description	Function
4950M -001	Optional Accessories of English Version	English Signs、Keys、Menu
4950M -002	User Manual (Chinese)	--
4950M -003	User Manual (English)	--
4950M -004	Programming Manual (Chinese)	--
4950M -005	Programming Manual (English)	--
4950M -006	Power Adapter	Power Adapter
4950M -007	Rechargeable Lithium Ion Battery	Standby Battery
4950M -009	Micro SD Card	Class4, Capacity: 8G
4950M -010	GPS and BEIDOU function	GPS exposed Antenna
4950M -016	Interference Analyzer Option	Provide Spectrogram, RSSI Measurement etc. Functions
4950M -019	List Sweep Option	To Realize Continuous Sweep Measurement of Various Frequency Bands
4950M -020	Zero Span IF Output	Output the Third or Fourth IF Signal (Choose One of Two)
4950M -021	ZE9080 Directional Antenna A	Frequency Range:9kHz～20MHz,N(f) (Requires Option 025)
4950M -022	ZE9080 Directional Antenna B	Frequency Range:20MHz～200MHz, N(f) (Requires Option 025)
4950M -023	ZE9080 Directional Antenna C	Frequency Range:200MHz～500MHz, N(f) (Requires Option 025)
4950M -024	ZE9080 Directional Antenna D	Frequency Range:500MHz～8GHz, N(f) (Requires Option 025)
4950M -025	ZE9080 Antenna Amplifier	Frequency Range:10kHz～8GHz,N(m), include option 050 (Requires Option 021/022/023/024)
4950M -028	Functional Bag	Protect the Instrument
4950M -029	Backpack	Easy to Carry
4950M -030	Safety Instrument Carrying Case	Used to Carry
4950M -038	Interference Analyzer Option	Internal software which requires option 010, option 050 and directional antenna for function realization
4950M -041	Omnidirectional Whip Antenna	Frequency Range: 700MHz～2700MHz, suitable for communication frequency band
4950M -042	700MHz～4GHz Directional Antenna	Active Log Periodic Antenna, Frequency Range: 700MHz～4GHz
4950M -043	700MHz～6GHz Directional Antenna	Active Log Periodic Antenna, Frequency Range: 700MHz～6GHz
4950M -044	680MHz～10GHz Directional Antenna	Active Log Periodic Antenna, Frequency Range: 680MHz～10GHz
4950M -046	400MHz～4GHz Directional Antenna	Active Log Periodic Antenna, Frequency Range: 400MHz～4GHz
4950M -047	400MHz～6GHz Directional Antenna	Active Log Periodic Antenna, Frequency Range: 400MHz～6GHz
4950M -048	380MHz～10GHz Directional Antenna	Active Log Periodic Antenna, Frequency Range: 380MHz～10GHz
4950M -050	USB Electronic Compass	External USB electronic compass, requires option 038 for function realization
4950M -051	6GHz Omnidirectional Antenna	Portable Omnidirectional Antenna, Frequency Range: 680MHz～6GHz
4950M -052	8GHz Omnidirectional Antenna	Portable Omnidirectional Antenna, Frequency Range: 300MHz～8GHz
4950M -053	VHF/UHF Extension-Type Whip Antenna	Frequency Range: 140MHz/430MHz
4950M -054	Passive Directional Antenna(700MHz～4GHz)	Passive Log Periodic Antenna, Frequency Range: 700MHz～4GHz
4950M -055	Passive Directional Antenna(700MHz～6GHz)	Passive Log Periodic Antenna, Frequency Range: 700MHz～6GHz
4950M -056	Passive Directional Antenna(680MHz～10GHz)	Passive Log Periodic Antenna, Frequency Range: 680MHz～10GHz
4950M -060	N/SMA-JJ RF Cable (2m)	N/SMA RF Coaxial Cable (m-m), DC～18GHz, 2m length
4950M -061	N/SMA-JJ RF Cable (1m)	N/SMA RF Coaxial Cable (m-m), DC～18GHz, 1m length
4950M -067	ZE9080 Antenna Transportation Case	Special case for ZE9080 antenna, for the whole set of ZE9080 antenna and antenna amplifier, including option 021, 022, 023, 024, 025
4950M -068	Real-time spectrum analysis	Provide real-time spectrum analysis function, including digital fluorescence and waterfall chart
4950M -069	5G NR measurement	Can perform demodulation analysis of 5G NR signals
4950M -070	Time gating measurement	Perform time slot signal analysis
4950M -071	LTE measurement	Perform 4G LTE FDD/TDD demodulation analysis
4950M -072	GSM/EDGE measurement	Perform 2G GSM/EDGE demodulation analysis
4950M -073	120MHz analysis bandwidth	The analog bandwidth is extended to 120MHz, affecting the zero-span IF output, IQ data acquisition, and real-time spectrum analysis functions
4950M -074	Indoor/outdoor map measurement	Built-in software, including indoor/outdoor maps, need to be used with 010 option

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5G Portable Spectrum Analyzer TW4950M

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