The Anritsu ME4510B is a digital microwave system analyzer engineered for precise characterization of large-capacity digital microwave links and IF transmission systems. It delivers comprehensive signal analysis across 70 MHz and 140 MHz IF bands, measuring transmission band characteristics, amplitude linearity, propagation delay, and space diversity parameters. The instrument functions as both a dedicated analyzer and scalar network analyzer when transmitter and receiver are connected, supporting independent far-end measurements with a single instrument set.
Technical Specifications
IF Band Measurement
• 70 MHz IF band: ±25 MHz
• 140 MHz IF band: ±60 MHz
• Input signal sweep width: ±(0.5 to 25) MHz for 70 MHz band; ±(0.2 to 60) MHz for 140 MHz band
Amplitude Measurement
• Measurement range: 0 to 40 dB
• Level display accuracy: ±0.5 dB at 70/140 MHz, 0 dBm
• Amplitude characteristics resolution: 0.01 dB minimum
Delay Measurement
• Delay range: 0 to 400 ns
• Delay characteristics resolution: 0.01 ns minimum
• Space diversity propagation delay difference: −200 ns to +200 ns
Return Loss Measurement
• Range: 10 to 50 dB
• Impedance: 75 Ω
• Return loss at 0 dBm output: ≥26 dB (10 to 200 MHz); ≥20 dB (200 to 300 MHz)
Spectrum Analysis
• Frequency range: 10 kHz to 300 MHz
• Spectrum amplitude: −110 to +20 dBm
• Video bandwidth: 100 Hz to 300 kHz
Transmitter
• Frequency range: 45 to 200 MHz
• Output level: −50 to +10 dBm
• IM3 output level: −60 to +0 dBm
• Output impedance: 75 Ω
• Harmonics: ≤−30 dB (10 to 200 MHz); ≤−26 dB (200 to 300 MHz)
• Four-tone signal output for third-order intermodulation distortion measurements
Receiver
• IF input level: −30 to +20 dBm; −60 to −20 dBm auxiliary
– Key Features
• Automatic input level range, CRT scale sensitivity, and trace position adjustment
• IF spectrum measurement and analysis
• Independent transmitter and receiver operation for far-end measurements
• Optional IF Return Loss Bridge accessory (MA2510A/B)
– Typical Applications
• Digital microwave link characterization and validation
• IF transmission band analysis
• Space diversity route propagation delay evaluation
• Intermodulation distortion testing
• Network maintenance and quality assurance
