Comprehensive test and measurement service provider-Shenzhen Weike Electronic Technology Co.
GSP-9300B是一款满足一般性RF测量需求的3GHz频谱分析仪，它提供0.025ppm的环境温度频率稳定度与1ppm/year的长期频率稳定度；内置前置放大器，底噪最低可达-149dBm/Hz；还有超过20种测量应用，如AM/FM调变信号分析、信号信道分析、CATV参数测试，且搭配TG选配可进行元件之频率响应或功率线性度等测试。
信号监控处理部分，GSP-9300B提供了Topographic显示模式，利用色温可以分辨连续出现或偶发的信号；Spectrogram模式是在频谱的显示上加上时间轴的显示，可以观察信号频率在时间上的变化情况，而双视窗模式则可针对两个视窗个别进行参数设定；此外还提供友善的使用者界面如状态图标显示、在线说明、支持多国语言、快速储存等；在界面与软件的支持上，提供USB/RS-232/LXI/MicroSD/GPIB（选配）/DVI输出以及专属PC软件、IVI Driver。
另外GSP-9300B针对生产线环境提供便利的设置，提供预先设定开机时间、序列功能以及限制线测定…等功能，透过专利的导热设计，大幅度缩短热机所需要的时间，加速生产流程；在配备的选择上，提供信号追踪器、携带包、电池模块、EMI天线组与机架配件，不论是外出测试或者建构在自动测试系统上，轻巧的设计可以满足各种场域。
综合上述所提，GSP-9300B是具备稳定、轻巧且适合各种应用测量的测试设备，对于在教育市场、生产线环境、一般通用信号监控等
Quick Selection
| model number | frequency range | functionality | display mode | scanning time | Standard Interface |
| GSP-9330 | 9KHz-3.25GHz | EMI,P1dB,AM,FM,ASK,FSK,2FSK | Spectrum, Topology, Spectrum | 204us | USB/RS232 |
| GSP-9300B | 9KHz-3GHz | P1dB | Spectrum, Topology, Spectrum | 204us | USB/RS232 |
| GSP-730 | 150KHz-3GHz | 30KHz, 100KHz, 300KHz, 1MHz | spectrogram | 300ms | USB/RS232 |
| GSP-818 | 9KHz-1.8GHz | 10Hz-500KHz in 1-10 steps | spectrogram | 10ms | USB/LAN |
| Detailed specifications | ||
| frequency | ||
| frequency | ||
| realm | 9 kHz to 3 GHz | |
| Setting resolution | 1 Hz | |
| frequency reference source | ||
| accuracy | ±[(最后调校周期x老化率) +温度的稳定度+电压供给的稳定度 | |
| aging rate | ±1 ppm max. | After 1 year of tuning |
| Stability of temperature | ±0.025 ppm | 0 to 50 °C |
| Stability of voltage supply | ±0.02 ppm | |
| Frequency reading stability | ||
| Start, stop, center, mark | ±(频率显示值 x 频率参考源的准确度 + 10% x 解析带宽 + 频率分辨率1) | |
| Scanning Points | Maximum 601, minimum 6 | |
| marking counter | ||
| resolution (of a photo) | 1 Hz, 10 Hz, 100 Hz, 1 kHz | |
| accuracy | ±(频率显示值 x 频率参考源的准确度 + 计频器的分辨率) | RBW/Span >=0.02 ;Mkr level to DNL>30 dB |
| frequency range | ||
| realm | 0 Hz (zero span), 100 Hz to 3 GHz | |
| resolution (of a photo) | 1 Hz | |
| accuracy | ± frequency resolution | RBW : 自动 |
| phase noise | ||
| Offset from carrier signal | Fc =1 GHz; RBW = 1 kHz, VBW = 10 Hz; Average ≥ 40 | |
| 10 kHz | <-88 dBc/Hz | typical value |
| 100 kHz | <-95 dBc/Hz | typical value |
| 1 MHz | <-113 dBc/Hz | typical value |
| Analytic Bandwidth Filter | ||
| Filter Bandwidth | 1Hz 至1MHz，採1-3-10 的順序 | -3dB bandwidth |
| 200 Hz, 9 kHz, 120 kHz, 1MHz | -6dB 带宽 | |
| accuracy | ± 8%, RBW = 1MHz | indicated value |
| ± 5%, RBW < 1MHz | indicated value | |
| form factor | < 4.5:1 | Typical bandwidth ratio: -60dB:-3dB |
| Video Bandwidth Filters | ||
| Filter Bandwidth | 1 Hz 到 1 MHz 采 1-3-10 顺序 | -3dB bandwidth |
| amplification | ||
| Measurement range | 100 kHz to 1 MHz | 由显示平均噪声位准（DANL）到+18dBm |
| 1 MHz to 10 MHz | 由显示平均噪声位准（DANL）到+21dBm | |
| 10 MHz to 3 GHz | 由显示平均噪声位准（DANL）到+30dBm | |
| attenuator | ||
| Input Attenuator Range | 0 到50 dB，能以1 dB 为单位进行调整 | Automatic or manual setting |
| Maximum safe input level | ||
| Average continuous power | ≤ +33 dBm | Input attenuator setting ≥ 10 dB |
| dc voltage | ± 50 V | |
| 1dB gain compression | ||
| Total power input to the mixer | > 0 dBm | 典型值；fc ≥50 MHz；关闭前级放大器 |
| Total power at the preamplifier end | > -22 dBm | 典型值；fc ≥50 MHz；开启前级放大器 |
| 混波器的功率位准（dBm）＝输入功率（dBm）－输入衰减量（dB） | ||
| Display Average Noise Level (DANL) | ||
| 关闭前级放大器(Preamp off) | RF衰减量0 dB；RF输入端连接50奥姆负载; RBW 10 Hz；VBW 10 Hz；频距500Hz ; 参考位准-60 dBm; 轨迹平均≥ 40次 | |
| 9 kHz to 100 kHz | < -93 dBm | indicated value |
| 100 kHz to 1 MHz | < -90 dBm - 3 x (f/100 kHz) dB | |
| 1 MHz to 2.7 GHz | < -122 dBm | |
| 2.7 GHz to 3 GHz | < -116 dBm | |
| Preamp on | RF衰减量0 dB；RF输入端连接50奥姆负载; RBW 10 Hz；VBW 10 Hz；频距500Hz ; 参考位准-60 dBm; 轨迹平均≥ 40次 | |
| 100 kHz to 1 MHz | < -108 dBm - 3 x (f/100 kHz) dB | indicated value |
| 1 MHz to 10 MHz | < -142 dBm | |
| 10 MHz to 3 GHz | < -142 dBm + 3 x (f/1 GHz) dB | |
| Bit Level Display Range | ||
| graduated scale | 对数, 线性 | |
| unit (of measure) | dBm, dBmV, dBuV, V, W | |
| tagged value | 0.01 dB | logarithmic scale |
| 0.01 % of reference level | linear scale | |
| bitonal display mode | Trajectory, Topographic, Spectrogram | Single/Split Window |
| Number of tracks | 4 | |
| oscillograph | 正峰值、负峰值、取样、一般及RMS(非视频) | Can be set separately for different trajectories |
| track function | Clear/Write; Highest Value/Lowest Hold; View Track; Blanking; Average Arithmetic | |
| Absolute amplitude accuracy | ||
| 基准参数 | 中心频率160MHz, 10kHz RBW, 1kHz VBW, 频距100kHz, 对数单位, 1dB/每格, 峰值侦测模式, 温度20~30 ℃, 信号 0dBm | |
| Turn off the preamplifier | ± 0.3 dB | 参考位准 0dBm, 衰减量10dB |
| Turn on the preamplifier | ± 0.4 dB | 参考位准 -30dBm, 衰减量0dB |
| frequency response | ||
| Turn off the preamplifier | 衰减量10 dB，参考频率：160 MHz，20到30度C | |
| 100 kHz to 2.0 GHz | ± 0.5 dB | |
| 2GHz to 3 GHz | ± 0.7 dB | |
| Turn on the preamplifier | 衰减量0 dB，参考频率：160 MHz，20到30度C | |
| 1 MHz to 2 GHz | ± 0.6 dB | |
| 2 GHz to 3GHz | ± 0.8 dB | |
| Input Attenuation Switching Uncertainty | ||
| Attenuator Setting | 0 到50 dB，以1 dB 为单位进行调整 | |
| uncertainties | ± 0.25 dB | 参考点：160MHz, 10dB 衰减量 |
| Analyzing bandwidth filter switching uncertainty | ||
| 1 Hz to 1 MHz | ± 0.25 dB | Reference point: 10kHz RBW |
| Barycentric measurement uncertainty | ||
| Overall amplitude accuracy | ± 1.5 dB | 20到30度C, 频率>1MHz, 信号输入0至-50dBm, 参考位准0至-50dBm, 输入衰减量10dB, RBW 1kHz, VBW 1kHz, 信号校正后, 前级放大器关闭 |
| ± 0.5 dB | typical value | |
| parasitic noise response | ||
| second-harmonic distortion | Preamplifier off; signal input level: -30 dBm, 0 dB attenuation | |
| +35 dBm | Typical; 10 MHz < fc < 775 MHz | |
| +60 dBm | 典型值; 775 MHz ≤ fc < 1.5 GHz | |
| third-order interactive modulation | Preamplifier off; signal input level: -30 dBm, 0 dB attenuation | |
| > 1dBm | 300 MHz to 3 GHz | |
| Bypass noise associated with the input | < -60 dBc | Input signal -30 dBm, attenuation 0 dB, 20 to 30 deg C |
| 残留响应 (内在的) | <-90 dBm | 输入端连接50奥姆负载；RF 衰减量为0 dB；关闭前级放大器 |
| sweep | ||
| sweep time | ||
| realm | 204us to 1000 s；50 us to 1000 s | 频距>0Hz；频距等于0Hz, 最小时间分辨率10us |
| sweep mode | 连续, 单次 | |
| trigger source | Free Capture; Image Signal; External Signal | |
| Trigger Slope | Positive or negative signal margins | |
| preamplifier | ||
| frequency range | 1 MHz to 3 GHz | |
| gain (electronics) | 18 dB | 标示值, 标准机器已内建 |
| Front Panel Input/Output | ||
| RF input | ||
| Connector type | N female chassis connector | |
| impedance value | 50奥姆, 标示值 | |
| VSWR | <1.6 :1 | 300kHz 到3GHz, 输入衰减≥ 10 dB |
| External power supply | ||
| Connector type | SMB Commons | |
| Voltage/current | 最大 +7Vdc, 500mA | Including short-circuit protection |
| USB Master | ||
| Connector type | A-connector | |
| communication protocols | Version 2.0 | Supports full speed/high speed/low speed |
| Micro SD slot | ||
| communication protocols | SD version 1.1 | |
| Supported Cards | MicroSD, MicroSDHC | Up to 32GB available |
| Back Panel Input/Output | ||
| reference output | ||
| Connector type | BNC Female | |
| output frequency | 10 MHz | indicated value |
| Output Amplitude | 3.3V CMOS | |
| Output Impedance | 50 奥姆 | |
| reference input | ||
| Connector type | BNC Female | |
| Input Reference Frequency | 10 MHz | |
| Input Amplitude | -5 dBm至 +10 dBm | |
| Frequency lock range | Within ±5ppm of input reference frequency to | |
| warning output | ||
| Connector type | BNC female chassis connector | Open Collector Control |
| Trigger Input/Gate Scan Input | ||
| Connector type | BNC female chassis connector | |
| Input Amplitude | 3.3V CMOS | |
| switch modes or data streams | automatic switching | |
| LAN (TCP/IP) interface | ||
| Connector type | RJ-45 | |
| (an official) standard | 10Base-T; 100Base-Tx; Auto-MDIX | |
| USB Controlled | ||
| Connector type | B-connector | 仅适合远程控制, 支持USBTMC |
| communication protocols | Version 2.0 | Supports full/high speed |
| IF output | ||
| Connector type | SMA Female | |
| (electrical) impedance | 50奥姆 | indicated value |
| midrange frequency | 886 MHz | indicated value |
| output collimation | -25 dBm | 10dB attenuation, RF input: 0dBm @1GHz |
| headphone output | ||
| Connector type | 3.5mm立体声插槽, 有线单声道操作 | |
| screen output | ||
| Connector type | DVI-I接头(整合模拟及数字), 单一链接, 使用转换器可兼容于VGA或HDMI标准 | |
| RS-232 interface | ||
| Connector type | D-sub 9-pin 母座 | tx,rx,rts,cts |
| GPIB界面 (选配) | ||
| Connector type | IEEE-488 总线接头 | |
| AC power input | ||
| power supply (of an appliance etc) | AC 100 V to 240 V, 50 / 60 Hz自动档位选择 | |
| Battery module (optional) | ||
| battery module | 6 cells, 可充电式锂电池, 3S2P | Conforms to UN38.3 specifications |
| input voltage | 直流11.1V | |
| quantitative (science) | 5200 mAh / 56Wh | |
| General specifications | ||
| Internal data storage capacity | Built-in 16MB | |
| power consumption | <65 W | |
| Warm-up time | < 30 分钟 | |
| temperature range | +5 °C to +45 °C | 操作范围 |
| -20 °C to + 70 °C | 储存范围 | |
| 尺寸 &重量 | 210 x 350 x 100 (mm)8.3 x 13.8 x 3.9 (in)&4.5 kg (9.9 lb) | 概约包括全部选配(基本+信号追踪器+GPIB接口+电池模块) |
| Tracking generator (optional) | ||
| Output frequency range | 100 kHz to 3 GHz | |
| Output power level range | -50 dBm至0 dBm，以0.5 dB为单位进行调整 | |
| absolute accuracy | ± 0.5 dB | 参考点：160MHz, -10dBm, 10dB衰减量, 20到30度C |
| Output flatness | 参考点 160MHz, -10dBm | |
| 100 kHz to 2 GHz | ± 1.5 dB | |
| 2 GHz to 3 GHz | ± 2 dB | |
| Output level switching inaccuracy | ± 0.8 dB | Referenced to -10 dBm |
| harmonic (wave with frequency an integer multiple of the fundamental) | < -30 dBc | 典型值, 输出准位-10dBm |
| Reverse Voltage | Maximum +30dBm | |
| Connector type | N female chassis connector | |
| (electrical) impedance | 50奥姆 | indicated value |
| Output VSRW | < 1.6:1 | 300 kHz 到3 GHz，输入衰减器：≥12 dB |
选购
Opt.01 跟踪源
Opt.02 电池模块
Opt.03 GPIB接口
Optional Accessories
GSC-009 可携式背包
GRA-415 机架面板
Ordering Information
GSP-9300B 3GHz 频谱分析
attachment (email)
电源线、简易手册、出厂证明书、CD光盘
（含使用手册、程序指令集手册、SpectrumShot 软件、SpectrumShot 简易手册及IVI驱动程序）
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