CWAP – Spectrum Analysis

• 2.1 Capture RF spectrum data and understand the common views available in spectrum analyzers
• 2.2 Analyze spectrum captures to identify relevant RF information and issue
• 2.3 Analyze spectrum captures to identify various device signatures
• 2.4 Centralized spectrum analysis solutions

2.1

2.1.1 Install, configure and use spectrum analysis software and hardware

• Configure Wi-Fi integration
• Save and export capture data

2.1.2 Capture RF spectrum data using handheld, laptop-based and infrastructure spectrum capture solutions

2.1.3 Understand and use spectrum analyzer views

• Real-time FFT
• Waterfall, swept spectrogram, density and historic views
• Utilization and duty cycle
• Detected devices
• WLAN integration views

2.2

2.2.1 Determine the RF noise floor in an environment

2.2.2 Determine Signal-to-Noise Ratio (SNR) for a given signal

2.2.3 Locate and identify sources of RF interference

2.2.4 Identify RF channel utilization

2.2.5 Analyze a non-Wi-Fi transmitter and its impact on WLAN communications

2.2.6 Overlapping and non-overlapping adjacent channel interference

2.2.7 Poor performing or faulty radios

2.3

2.3.1 Identify frequency hopping devices

2.3.2 Identify various 802.11 PHYs

1. 802.11b
2. 802.11g
3. 802.11a
4. 802.11n
5. 802.11ac
6. Channel widths
7. Primary channel

2.3.3 Identify non-802.11 devices based on RF behaviors and signatures

1. Microwave oven
2. Video devices
3. Jammers
4. Cordless phones

2.4

2.4.1 AP-based spectrum analysis

2.4.2 Sensor-based spectrum analysis