Keysight 83485A Optical/Electrical Module

The Keysight 83485A Optical/Electrical Module offers a 20 GHz bandwidth for precise measurement of optical and electrical signals. It supports single-mode and multimode fibers with optical inputs ranging from 1250 to 1650 nm and electrical inputs through 50Ω coaxial connectors. With fast rise and fall times under 17.5 ps and low insertion loss, it ensures reliable signal analysis for telecommunications, aerospace, and electronics applications.

Specifications

• Type: Optical/Electrical Module
• Bandwidth: 20 GHz
• Optical input: Single mode or multimode fiber
• Optical wavelength range: 1250 nm to 1650 nm
• Optical power range: -15 dBm to +3 dBm
• Electrical input: 50 Ω coaxial
• Electrical input range: 20 mV to 5 V
• Electrical rise time: < 17.5 ps
• Electrical fall time: < 17.5 ps
• Optical to electrical conversion gain: 1 V/µW
• Optical to electrical conversion loss: < 30 dB
• Optical return loss: > 30 dB
• Optical insertion loss: < 2.5 dB
• Optical connector type: FC/PC
• Electrical connector type: Standard SMA
• Dimensions: 211 mm x 50 mm x 325 mm (8.3″ x 2″ x 12.8″)
• Weight: 1.4 kg (3.1 lbs)
• Operating temperature: 0°C to 55°C (32°F to 131°F)
• Storage temperature: -40°C to 70°C (-40°F to 158°F)
• Power requirements: 100V to 240V AC, 50/60 Hz