ST 2150 50W VHF Band Reject Duplexer
ST 2150 VHF Duplexer is a high-performance compact mobile duplexer designed for professional VHF radio systems. Engineered for Band Reject (Notch) type duplexer allows for simultaneous transmission and reception through a single antenna, providing superior isolation and minimal signal loss for mission-critical communications.
Features
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High Power Handling: Supports up to 50 Watts of continuous power, making it ideal for high-power mobile radio installations.
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Superior Isolation: Offers 75 dB isolation to prevent transmitter interference from affecting receiver sensitivity.
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Low Insertion Loss: Maintains signal integrity with a low loss of 1.2 dB.
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Compact Design: Designed for mobile environments where space is at a premium without sacrificing RF performance.
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Rugged Construction: Built to withstand the rigors of mobile and industrial deployments.
Specifications
| Parameter | Specification |
| Frequency Range | 136 – 174 MHz (VHF Band) |
| Frequency Separation | 4.0 MHz |
| Power Rating | 50 Watts (Continuous) |
| Insertion Loss | 1.2 dB |
| Isolation | 75 dB |
| Return Loss | 18 dB |
| Connectors | N-Female |
| Dimensions (H x W x D) | Approx. 32 x 155 x 198 mm |
| Weight | Approx. 1.0 kg |
Applications
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Public Safety: Police, Fire, and Emergency Medical Services communication vehicles.
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Commercial Fleets: Logistics, transportation, and utility service vehicles.
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Base Station Miniaturization: Can be used in space-constrained fixed stations or portable repeater kits.
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