The Advantest R3263 is a 9 kHz to 3 GHz spectrum analyzer engineered for digital mobile communication equipment testing. It delivers precise frequency-domain and time-domain measurements across TDMA, GSM, and general RF applications. The instrument combines traditional CW spectrum analysis with advanced burst characterization through TRANSIENT mode, enabling detailed examination of signal ON/OFF behavior in modulated waveforms.
Technical Specifications
• Frequency Range: 9 kHz to 3 GHz
• Span Accuracy: ±1% or less (Span ≤ 5 MHz)
• Residual FM: 3 Hz p-p maximum over 0.1 s
• Frequency Drift: 20 Hz or less
• Resolution Bandwidth: 300 Hz to 3 MHz, 5 MHz (1, 3 step attenuator)
• Sweep Time: 50 μs to 2 s
• Sweep Time Resolution: 100 ns
• Trigger Modes: Free run, single, video, IF detection, external
• Delay Trigger Range: 200 ns to 650 ms
• Gate Position Range/Resolution: 1 μs to 65 ms / 1 μs granularity
– Key Features
• TRANSIENT Mode for burst envelope and burst spectrum measurement of TDMA signals
• Gated Sweep Function isolates spectrum analysis to burst ON intervals
• Modulation and Switching Spectrum Measurement for compliance and component characterization
• Spurious Emission Intensity Measurement for regulatory compliance validation
• Power and Power vs. Time Measurement capabilities
• GSM Tx Plus Option (OPT55/58) adds GMSK signal analysis including frequency error, phase error, bit synchronization, and transmit power measurement
– Typical Applications
• Signal analysis and characterization of digital mobile communication systems
• TDMA and GSM transceiver testing and validation
• Burst signal envelope and spectrum analysis
• Component-level RF testing
• Regulatory and standards compliance verification
• Transmitter spurious emission detection
– Compatibility & Integration
Operating position: horizontal with minimum 10 cm clearance around air vents. Storage in horizontal position recommended; vertical storage requires stability measures. Environment should be free from shock, vibration, moisture, dust, and external magnetic fields.
