Signal / Spectrum Analyzer
NEW 4025D Series Signal / Spectrum Analyzer
Frequency range
9kHz~20GHz
Display average noise level (2 MHz~2 GHz)
≤-165dBm/Hz (typical)
Technical Specifications
|
|
4025D |
| Frequency Range |
4025D: 9 kHz ~ 20 GHz |
| Frequency Referenc |
Nominal frequency: 10 MHz Aging rate: ± 5×10 -7 /year Initial frequency accuracies: ± 3×10 -7 Temperature stability: ± 1×10 -7 ( -2 0 ℃ ~ + 5 0 ℃ , relative to 2 5 ℃ ± 10 ℃ ) Frequency reference errors: ± (To last calibration date × Aging rate + Temperature stability + Calibration accuracy) Note: Default to the last calibration time is 1year, this indicator is guaranteed by the crystal manufacturer. |
| Scanning Time |
Range: 1 μs ~ 6000 s (zero-scan width) Accuracy: ±1.0% (zero-scan width) |
| Frequency Readout Accuracy |
± (Frequency reading × Frequency reference errors + 1% × sweep width + 10% × Resolution bandwidth) |
| Sweep Width |
Range: 0 Hz (zero-scan width), 10 Hz ~ Frequency range upper limit Accuracy: ± 1.0 % |
| Resolution Bandwidth |
Bandwidth range: 1 Hz ~ 20 MHz(with 1-2-3-5-8 Step) |
| Video Bandwidth |
Bandwidth range: 1 Hz ~ 20 MHz(with 1-2-3-5-8 Step) |
| Sideband Noise (Carrier wave 1 GHz , + 15 ℃ ∼ + 35 ℃) |
≤ -108 dBc/Hz@10 kHz, ≤ -110 dBc/Hz@100 kHz ≤ -118 dBc/Hz@1 MHz, ≤ -129 dBc/Hz@10 MHz |
| Display Average Noise Level (Input port connects with
50 Ω load, 0 dBinput Attenuation, mean value detection. |
Pre-amplifier on: ≤ -161 dBm (2 MHz ~ 2.4 GHz), ≤ -160 dBm (2.4 GHz ~ 6 GHz), ≤ -159 dBm (6 GHz ~ 9 GHz), ≤ -158 dBm (9 GHz ~ 14 GHz), ≤ -156 dBm (14 GHz ~ 20 GHz) Pre-amplifier off: ≤ -142 dBm (2 MHz ~ 2.4 GHz), ≤ -141 dBm (2.4 GHz ~ 6 GHz), ≤ -140 dBm (6 GHz ~ 9 GHz), ≤ -138 dBm (9 GHz ~ 14 GHz), ≤ -138 dBm (14 GHz ~ 20 GHz) |
| Second Harmonic Distortion (Attenuation
0 dB,-30 dBm input
, |
≤ -70 dBc (50 MHz ~ 10 GHz) |
| Third-order Sympathetic Distortion ( -15 dBmtwo-tone signal,100 kHzintervals, 0 dBAttenuation, Pre-amplifier off) |
≥ + 13 dBm (50 MHz ~ 20 GHz) |
| Mirroring, Multiple and Out-of-Band Response ( -10 dBm mixer level) |
<-65 dBc ( 10 MHz ~ 7.5 GHz ), < -60 dBc ( 7.5 GHz ~ 10.5 GHz ), <-65 dBc ( 10.5 GHz ~ 20 GHz ) |
| Residual Response (RF Input port connects with 50 Ω load,0 dB inputAttenuation ) |
Pre-amplifier on: ≤ -110 dBm (10 MHz ~ 3 GHz), ≤ -105 dBm (3 GHz ~ 9 GHz) ≤ -103 dBm (9 GHz ~ 12 GHz), ≤ -100 dBm (12 GHz ~ 20 GHz) Pre-amplifier off: ≤ -90 dBm (10 MHz ~ 20 GHz) |
| Total Level Uncertainty (Frequency 10 MHz ~ 20 GHz,
|
±1.30 dB (Working temperature + 15 ℃ ~ + 35 ℃) |
| Input Attenuation |
Attenuation Range: 0 ~ 30 dB, 2 dB Step |
| Maximum Safe Input Levels |
+ 27 dBm, CW ( Input frequency ≥ 50 MHz, ≥ 10 dB Attenuation , Pre-amplifier off ) |
| Reference levels |
Range: -150 dBm ~ + 30 dBm, Min: 1 dB Step Conversion errors: ± 0.50 dB (Reference levels 0 dBm ~ -60 dBm) |
| Detection Mode |
Standard, Positive Peak, Negative Peak, Sampling, Mean, Root Mean Square |
| Size |
316.5
mm(W) × 2
36.5
mm(H) ×
75
mm(D) |
| Weight |
Typical: 3.0kg (without internal battery), 3.5kg (with internal battery) |
| Working Temperature |
-20 ℃~+55 ℃ (of which -20 ℃ ~ + 55 ℃ for battery discharge and |
| Storage Temperature |
-50 ℃ ~ +70 ℃ (of which the storage temperature of the battery is -20℃~+50℃, |
| Electromagnetic Compatibility (EMC) |
Conforms to GJB 3947A-2009, item 3.9.1. |
| Power Supply |
AC power adapter: Input voltage 100 to 240 VAC, 50/60Hz |
| Power Consumption |
Typical 22 W ~ 28 W (depending on operating mode) |
| Battery Powered Endurance |
Typical 3.5 h ~ 4.5 h (depending on operating mode) |
| Test Ports |
RF input: N port female |
| Other Ports |
10 MHz reference input/output: SMA female External trigger input interface: SMA female GPS antenna interface: SMA female (Optional, reserved) IF Output Interface: SMA female (Optional) Wi-Fiantenna interface: SMAFemale (Optional, The 4G antenna input port is reserved and not supported for the time being.) |
| Communication and Auxiliary Interfaces |
USB ports: 2 USB3.0 Type A ports, 1 USB2.0 TypeC port. USB3.0 Type B interface 1 (reserved). LAN interface: standard RJ-45 type. Headphone jack: standard 3.5mm. Memory card/SIM card: Micro SD card and SIM card (reserved for 4G option) slot |
Product Overview
4025D spectrum analyzer is a new generation of high-performance handheld spectrum analyzer launched by Ceyear, the frequency measurement range covers 9 kHz ~ 20 GHz, mainly used for the installation and debugging of wireless communication equipment in the field, maintenance and interference detection and other occasions, with a small size, light weight, environmental adaptability, power supply flexibility, easy to operate and other characteristics.
4025D spectrum analyzer has 40MHz bandwidth real-time spectrum analysis, interference analysis, channel scanning, field strength measurement, USB continuous wave and peak power measurement, analog demodulation analysis, directional analysis, and other measurement modes, as well as channel power, occupied bandwidth, neighboring channel power, spectral emission templates, carrier-to-noise ratio, harmonic distortion, spurious emission templates, indoor/outdoor map coverage and other intelligent measurement functions. Functions, support LAN, USB, MicroSD card, Wi-Fi wireless communication interface. The whole machine adopts 10.1-inch capacitive touch screen, which supports marker dragging, frequency and amplitude dragging and scaling, etc. The product can be applied in the fields of mobile communication, satellite communication, microwave communication, interference source direction finding and map positioning, and transient time-varying signal testing.
Main Features
Frequency coverage: 9 kHz ~ 20 GHz, low frequency can be extended to 5 kHz, standard with full-band preamplifier;
RF performance indicators
Display average noise level: ≤ -165 dBm/Hz (2 MHz ~ 2GHz, preamplifier on, typical value)
Single-sideband phase noise: ≤ -113 dBc/Hz@100 kHz frequency offset@1 GHz carrier (typical)
≤ -108 dBc/Hz@100 kHz frequency offset@10 GHz carrier (typical)
Third order intermodulation distortion: +16 dBm@900 MHz (typical)
Total level uncertainty: ±1.0 dB (typical)
Fast sweep speed
Sweep time < 33 ms (sweep width 20 GHz, resolution bandwidth 3 MHz)
Scan time < 4 s (sweep width 1 GHz, resolution bandwidth 1 kHz, fast FFT scan mode)
Multiple measurement function modes: spectrum analysis, interference analysis (waterfall plot, RSSI), channel scanning, field strength measurement, USB continuous wave power measurement, USB peak power measurement, analog demodulation analysis (AM, FM, PM), directional analysis, real-time spectrum analysis at 40MHz bandwidth (supports digital afterglow spectrum and waterfall plot display), etc;
A variety of intelligent measurement functions: channel power, occupied bandwidth, neighboring channel power, spectrum emission templates, carrier-to-noise ratio, harmonic distortion, spurious emission templates, indoor/outdoor map coverage, time-gate measurements, etc., support for GPS / BeiDou positioning and frequency tame calibration function of the in-camera crystals, GPS lock calibrated frequency reference accuracy of the typical value of the calibration can be up to ± 10ppb;
Various auxiliary test interfaces and digital interfaces: 10MHz reference input and output, GPS/Beidou antenna, zero-sweep IF output, Wi-Fi wireless communication interface, LAN, USB, MicroSD, etc;
Convenient user operation experience: 10.1-inch LCD and capacitive touch screen with 6 independent markers, support marker dragging, frequency/amplitude parameter dragging and scaling functions, support signal tracking and peak tracking, with 3 display traces, 6 types of wave detection (standard, positive peak, negative peak, sampling, average, root mean square);
Good field usability: strong environmental adaptability, working temperature -20 ℃ ~ 55 ℃, storage temperature -50 ℃ ~ 70 ℃; light weight, the weight of the whole machine including the battery is about 3.5kg; support for the default, outdoor and night vision three display modes; built-in high-capacity lithium-ion batteries, the typical endurance time of up to 4.5 hours;
Can be configured with a variety of field test accessories, such as USB continuous wave power probe, USB peak power probe, omnidirectional antenna, directional antenna, electronic compass, EMI near-field probe, vehicle charger, battery charger and so on.
