ETL Systems DEXTRA 22457 8-Way L-Band Active Combiner with 10 MHz Pass

ETL Systems DEXTRA 22457 8-Way L-Band Active Combiner with 10 MHz Pass

The ETL Systems DEXTRA 22457 combines eight L-band RF inputs into one output across 850–2450 MHz in a compact 1U chassis. It includes 10 MHz reference pass on port 1, a −20 dB monitoring port, Ethernet monitoring, and dual redundant power supplies, with optional amplifier redundancy and DC pass.

Frequency Range: 850–2450 MHz
Capacity: Eight inputs, one combined output
Gain: 0 ±1.0 dB mean across band
10 MHz Pass: Port 1 to common port as standard; insertion loss <1 dB
**10 MHz Rejection:** >50 dB on ports 2–8
Front-Panel Monitor: −20 dB, 50 Ω SMA
RF Connector Options: 50 Ω BNC or SMA; 75 Ω F-Type or BNC
Amplification: Single amplifier path as standard; redundant amplifiers optional
Control & Monitoring: Ethernet with web browser access and SNMP
Power Supplies: Dual redundant AC supplies
Form Factor: 1U, 19-inch rack mount

Key Features

• Combines eight extended L-band signals in one chassis

• Passes a 10 MHz reference from port 1 to the common port

• Provides front-panel status LEDs and signal monitoring

• Supports Ethernet status monitoring and dry-contact power supply alarms

• Offers optional amplifier redundancy (OPT-R), DC pass (OPT-D), or both (OPT-RD)