MOL3000 Analog Optical Link High-Performance Optical Transmission for EMC & RF Applications The MOL3000 Analog Optical Link by Montena is a fixed-gain, high-performance optical transmission system designed to transmit analog electrical signals from 80 Hz to 3.5 GHz over long distances in harsh electromagnetic environments. With built-in automatic optical level control, this system ensures consistent performance and high immunity to external electric fields, making it ideal for EMC testing, RF applications, and secure signal transmission in high-interference conditions. Key Features & Benefits Wide Frequency Bandwidth: 80 Hz to 3.5 GHz Automatic Optical Level Control: Ensures stable performance despite optical losses High Immunity to Electric Fields: Tested up to 500 kV/m (MIL-STD 461 RS105) Compact & Lightweight Design: 99 x 64 x 41 mm (each module), 350g per unit Flexible Powering Options: Internal LiPo batteries (40-hour autonomy) or power supply adapter Durable RF & Optical Connectivity: SMA (50Ω) RF connectors and FC/APC optical connectors Technical Specifications SPECIFICATIONS MOL3000 Bandwidth (± 1.5 dB) 80 Hz to 3.5 GHz System gain  0 dB ±1.5 dB (±1.0 dB < 2.2 GHz)     Full-scale transmitter input for 1 dB gain compression < 1 GHz : +6 dBm (1.2 Vp-p)                      2.0 GHz : +3 dBm (0.9 Vp-p)                      3.5 GHz : -7 dBm (0.3 Vp-p) Absolute maximum input voltage  10 Vp-p Maximum continuous input power  24 dBm (250 mW) Receiver output noise floor /Transmitter equivalent input noise  < -137 dBm/Hz typ. Optical losses compensation  automatic (variable optical attenuator) Immunity to external electric fields  > 500 kV/m (pulse according to MIL-Std 461 RS105) Power supply by internal  LiPo batteries or by the power supply adapter Battery autonomy  40 hours typ. Operating temperature  +5°C to +55°C RF input/output connectors  SMA female / 50 Ω Optical connectors  FC / APC Dimensions  99 x 64 x 41 mm (L x W x H), excluding the connectors Weight (transmitter/receiver)  350 gr / 350 gr Ordering Information The MOL3000 system includes: MOL3000-TX (Optical Transmitter) – Battery-powered transmitter module MOL3000-RX (Optical Receiver) – Battery-powered receiver module Two Battery Chargers Carrying Case Optional Accessories MODEL DESCRIPTION   MOL3000  Point-to-point optical link, 80 Hz –3.5 GHz, 0 dB gain, including one optical transmitter MOL3000-TX on battery, one optical receiver MOL3000-RX on battery, two battery chargers and one carrying case   FCLBxxx  Fiber optic cable, diameter: 3 mm, Available lengths are 10, 20, 50, 100, 200, 500, 1000m, xxx = the cable length   FCLBxxx-RU Rugged fiber optic cable, diameter: 7.5 mm, Available lengths are 10, 20, 50, 100, 200, 500, 1000m, xxx = the cable length   PULSELab  PULSELab software: The system is delivered with PULSELab, a montena pulse measurement software application.   ATP10-18G  Coaxial attenuator 50 ohm, 10 dB, 1 W, 0..>18 GHz, SMA connectors   ATP20-18G Coaxial attenuator 50 ohm, 20 dB, 1 W, 0..>18 GHz, SMA connectors ATP30-18G  Coaxial attenuator 50 ohm, 30 dB, 1 W, 0..>18 GHz, SMA connectors PRA3G40D Broadband preamplifier on battery, 40dB, 80Hz - 3GHz, SMA connectors, with charger (110-240V)   PRA3G20D Broadband preamplifier on battery, 20dB, 80Hz - 3GHz, SMA connectors, with charger (110-240V)   PG100MV200P  Reference square pulse generator on battery, 5 kHz, 200 mVpp, SMA connector, with charger (110-240V)

Applications

• EMC Testing – Immune to high electromagnetic fields, ideal for MIL-STD 461 RS105 testing environments.
• RF Signal Transmission – Secure and interference-free transmission over long distances.
• Shielding effectiveness - run sweeps with a network analyzer controlling a remotoe amplifier and transmit antenna save time and make more measurements. 
• High-Voltage & Harsh Environments – Ideal for applications requiring electrical isolation in high-power systems.
• Hard-to-Reach Areas – Enables remote high-frequency signal monitoring over long distances or in restricted access zones.
• Synchronized Oscilloscope & DAQ Measurements – Allows for precise multi-location signal acquisition with fiber-optic isolation.
• Automotive & Aerospace Testing – Ensures reliable RF signal transmission in extreme environmental conditions.
• Medical Imaging & Diagnostics – Used in MRI rooms and other high-EMI medical environments for noise-free signal transmission.
• Satellite & Space Communications – Enables low-loss, interference-free RF data transmission for satellites and ground stations.
• Power Grid Monitoring & Substations – Provides safe, high-voltage isolation for grid monitoring and substation diagnostics.
• Broadcast & Live Event Production – Supports low-latency, high-frequency signal distribution for radio, TV, and live events.
• Quantum Computing & Research – Ensures secure, interference-free signal processing in quantum computing labs.
• Radar & Defense Systems – Enable secure, remote radar signal transmission in military and defense applications.
• Industrial Automation & Robotics – Provides reliable, high-speed data transfer in harsh manufacturing environments.
• Seismic & Geophysical Monitoring – Supports long-distance sensor data acquisition for earthquake detection, oil exploration, and environmental monitoring. 

Why Choose Absolute EMC?

Absolute EMC is the exclusive North American sales partner for Montena, providing expert guidance, sales support, and after-sales service for the MOL3000 Analog Optical Link. Contact us today for a quote or technical consultation.