CATV Instrument: Real-time DVB Spectrum Analyzer GAO8821 series
Model: GAO8821

CATV Meter: Handle CATV Analyzer with TFT LCD(GAO1287B)
Model: GAO1287B

CATV Analyzer GAO1287B Key Features:

• Colorful high definition and color TFT LCD
• Unique interference immunity design
• Testing data and TV images shown simultaneously
• Fast charging mode - safe and dependable
• Super long operating time
• Rubber bumper and shock-resistant design to provide extra protection in fieldwork

CATV Analyzer GAO1287Bhas excellent performance and is specially designed for both sophisticated and drastic conditions. Displaying measured data and TV images on the same screen improves efficiency and precision. Its lightweight, pocket-size, streamlined body as well as large color LCD make GAO1287B be the most favorable instrument for many professionals and engineers.
GAO1287B is ideal for both analog and digital TV integrated network testing. It can be used for analog TV channel testing, digital channel power testing and analog TV images mo
CATV Analyzer GAO1287B Main Specifications:

CATV Analyzer GAO1287B Order Information:
Please let us know what are your specific requirements when you decide to place orders
1, Channel Plan: Channel NO / Video Frequency / Audio Frequency
2, RF-connector: Imperial / Metric
3, Fix Collocate: F connector / BNC Connector / Both
4, Charger Model: European / US
5, TV System: PAL / NTSC / Other Systems

CATV Meter: CATV Analyzer with TFT LCD(GAO1285B)

CATV Analyzer GAO1285B Key Features:

• Analog channel measurement
• Digital TV (QAM) power analysis
• Spectrum analysis
• Tilt testing
• TV images monitoring
• Limit test function
• Auto test function
• Trunk voltage testing
• Multiple users' channel plan
• Shortcut setting
• Multifunction keys
• Intelligent power management
• Serial print output
• Color TFT LCD 

GAO1285B (5MHz ~ 870MHz) CATV Analyzer charaterizes small size and high quality. It is a new design with many analysis functions integrated in one unit to make it convenient to conduct various tests, such as analog channel, digital channel, FM channel and dual audio channel testing. The powerful spectrum analysis function makes network system testing more easy  as well as more efficient. The most exciting feature about this model is the high interference immunity design which makes TV images become the best proof for judging graphic quality.
GAO1285B can be easily connected with a PC or printer to save or print test data report via data cable.
CATV Analyzer GAO1285B Order Information:
Please let us know what are your specific requirements when you decide to place orders
1, Channel Plan: Channel NO / Video Frequency / Audio Frequency
2, RF-connector: Imperial / Metric
3, Fix Collocate: F connector / BNC Connector / Both
4, Charger Model: European / US
5, TV System: PAL / NTSC / Other System

CATV Instrument: Super QAM analyzer(GAO1191)
Model: GAO1191

Super QAM analyzer(GAO1191) - Description

Super QAM analyzer(GAO1191) is a brand new product for DVB signal analyzing. This instrument features compact size but high performance. It can be used for both analog and digital TV analysis. In the level of frequency mode, the peak holding function permits the detection of occasional interference. What is more exiting about this product is that it is designed and built in such a way to make the measurements of QUAM digital channels, analogue channels, and FM channels easier than ever.

Super QAM analyzer(GAO1191) - Key features

• Analog channel analysis (LEVEL, TILT, C/N and etc.)
• Digital channel analysis(Constellation diagram, MER, BER, and etc.)
• Spectrum analysis
• Limit test function
• Auto test function
• Multiple users’ channel plan
• Communication with PC
• More than 6 hours operating time (Fully charged)
• Light weight
• Large LCD display area

Super QAM analyzer(GAO1191) - Main specifications

Analogue Channel Measurement

• Frequency Range: 5MHz~870MHz
• Frequency Resolution: 10KHz
• Resolution Bandwidth: 100KHz ~300KHz (self adapting)
• Frequency Stability: ±10ppm
• Measurement Range: 30dBμV ~120dBμV
• Level Resolution: 0.1db
• Level Precision: ±1.5dB at 25ºC

Digital Channel measurement

• Frequency Range: 5MHz~870MHz
• Frequency Resolution: 10KHz
• Frequency Stability: ±10ppmMeasurement Range 30dBμV ~110dBμV
• Channel Bandwidth: 8MHz or 6MHz
• Level Resolution: 0.1dbLevel Precision ±1.5dB at 25ºC
• MER measurement range: 22 dB~40dB (64QAM)
• Modulation Type: QPSK, 16/32/64/128/256QAM ITU-T J.83 Annex A/B/C
• Symbol Rate: 1MS/S~6.9 MS

Spectrum Analysis

• Frequency Range: 5MHz~870MHz
• Frequency Resolution: 100Hz
• Frequency Stability: ±10ppm
• Resolution Bandwidth: 30KHz ~3MHz (1, 3, 10 step)
• Level Precision: ±1.5dB at 25ºC
• Minimum Span: 30KHz
• Measurement Range: 10dBμV~120dBμV
• Sweep Time: 100ms~300ms/field
• Average Ground Noise without Input: <10dBμV (RBW=300KHz)Ω
• Sweep Time: 100ms~300ms/field
• Marker: Two: and can do different measurement between signals
• Markers’ Frequency Resolution: 100Hz (minimum while span is 30KHz)

Others

• Input Impedance: 75Ω
• Power Supply: 14.4V/2.1AH lithium battery (Chargeable)
• Dimension: About 266mm×160mm×82mm
• Weight: About 1160g
• Operating Time: More than 6 hours continuously, typical value at 25ºC (Fully charged)