Keysight N1812UL Latching Coaxial Switch
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Keysight N1812UL is a 5-port unterminated latching coaxial switch for DC to 26.5 GHz applications, offering superior isolation and low insertion loss.
Product details
| Model | N1812UL |
| Manufacturer | Keysight |
| Category | Oscilloscope Accessories |
| Availability | Made to order |
Description
Overview
The Keysight N1812UL is an unterminated 5-port latching coaxial switch designed for precision RF and microwave applications from DC to 26.5 GHz. The device combines flexible configuration with excellent repeatability and long operating life, making it ideal for transfer switch applications, signal path reversal, and calibration port functions.
Key Features
- 5-port unterminated configuration with female SMA connectors
- Frequency range: DC to 26.5 GHz
- Built-in current interrupt capability
- Coil voltage options: 5 V, 15 V, or 24 V
- D-subminiature 9-pin connectors or solder lug terminals
- Standard or TTL/5 V CMOS compatible drive
- Optional position indicators
RF Performance
- Superior isolation: > 120 dB at 4 GHz, 70 dB at 26.5 GHz
- Low SWR: < 1.10 at 4 GHz, 1.60 at 26.5 GHz
- Low insertion loss: < 0.27 dB at 4 GHz, 0.80 dB at 26.5 GHz
- Excellent insertion loss repeatability: 0.03 dB to 1 million cycles, 0.1 dB to 2 million cycles
- Operating life: 2 million cycles
Applications
- Transfer switch applications in test systems
- Signal path reversal for dual-direction measurements
- Calibration port switching in measurement setups
Specifications
| Type | Unterminated 5-port switch Female SMA connectors Built-in current interrupt |
| Superior RF Performance | Superior isolation: > 120 dB at 4 GHz and 70 dB at 26.5 GHz Low SWR: < 1.10 at 4 GHz and 1.60 at 26.5 GHz Low insertion loss: < 0.27 dB at 4 GHz and 0.80 dB at 26.5 GHz |
| Excellent RF Repeatability And Long Life Span | Excellent insertion loss repeatability: 0.03 dB to 1 million cycles and 0.1 dB to 2 million cycles Long operating life of 2 million cycles |
| N1812UL | Unterminated Latching: The N1812UL is a versatile, unterminated 5-port switch available in the frequency range from DC to 26.5 GHz. In transfer switch applications, the fifth port can be terminated externally with a high-power termination. It can also be utilized for signal path reversal or as a calibration port. |
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Keysight N1812UL Latching Coaxial Switch
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