| Brand | AR RF / Microwave Instrumentation |
|---|---|
| Frequency Range | 10 kHz to 18 GHz |
| Power handling | 100 W to 10 kW CW |
| Type | Dual directional coupler |
| Performance | High directivity, low insertion loss |

DC series Dual Directional Couplers
AR RF / Microwave Instrumentation
The AR DC series Dual Directional Couplers is a precision RF accessory designed to provide accurate measurement of forward and reflected power in RF systems. These couplers feature high directivity and low insertion loss across a massive frequency range from 4 kHz up to 50 GHz and power levels reaching 20 kW CW. They offer a rugged, laboratory-grade solution for demanding EMC test setups and radiated immunity systems.
Key Specifications & Features
- Frequency Range: 4 kHz to 50 GHz (model dependent)
- Power Handling: Up to 20 kW CW
- Coupler Type: Dual Directional configuration
- Directivity: High-performance design for accurate VSWR measurement
- Insertion Loss: Low loss to maintain signal integrity
- Applications: EMC testing, radiated immunity, and power monitoring
- Construction: Rugged, laboratory-grade build quality
- Support: Full service and support from AMETEK / AR RF & Microwave
| DC7230A | Dual Directional Coupler 0.7 – 6 GHz, 500W |
| DC7240A | Dual Directional Coupler 1 – 6 GHz, 1.2 KW |
| DC7276M1 | Dual Directional Coupler 2.5 – 7.5 GHz, 2.8 KW |
| DC7281A | Dual Directional Coupler 2 – 8 GHz, 600W |
| DC7351 | Dual Directional Coupler 4 – 8 GHz, 6 KW |
| DC7435A | Dual Directional Coupler 4 – 18 GHz, 200W |
| DC7445 | Dual Directional Coupler 6 – 18 GHz, 3 KW |
| DC7450M1 | Dual Directional Coupler 7.5 – 18 GHz, 3 KW |
| DC7462 | Dual Directional Coupler 12 – 18 GHz, 1.4 KW |
| DC7490 | Dual Directional Coupler 8 – 12 GHz, 3 KW |
| DC7530 | Dual Directional Coupler 18 – 26.5 GHz, 300W |
| DC7620 | Dual Directional Coupler 26.5 – 40 GHz, 200W |
| DC7820 | Dual Directional Coupler 33 – 50 GHz, 200W |
| DC7205A | Dual Directional Coupler 0.7 – 6 GHz, 250W |
| DC7210A | Dual Directional Coupler 0.7 – 6 GHz, 500W |
| DC7215A | Dual Directional Coupler 0.7 – 6 GHz, 750W |
| DC6280AM1 | Dual Directional Coupler 80 – 1000 MHz, 1.5 KW |
| DC6380 | Dual Directional Coupler 80 – 1000 MHz, 3 KW |
| DC6380M1 | Dual Directional Coupler 80 – 1000 MHz, 4.5 KW |
| DC6380M2 | Dual Directional Coupler 80 – 1000 MHz, 7 KW |
| DC6430 | Dual Directional Coupler 80 – 1000 MHz, 15 KW |
| DC6440 | Dual Directional Coupler 80 – 1000 MHz, 15 KW |
| DC7128A | Dual Directional Coupler 0.8 – 2.8 GHz, 1.5 KW |
| DC7144A | Dual Directional Coupler 0.7 – 4.2 GHz, 400W |
| DC7154A | Dual Directional Coupler 0.7 – 4.2 GHz, 400W |
| DC3410A | Dual Directional Coupler 10 kHz – 400 MHz, 2000W |
| DC7154AM1 | Dual Directional Coupler 0.7 – 4.2 GHz, 700W |
| DC3510A | Dual Directional Coupler 9 kHz – 1000 MHz, 200W |
| DC7164 | Dual Directional Coupler 0.8 – 4.2 GHz, 700W |
| DC4255 | Dual Directional Coupler 10 kHz – 250 MHz, 10 KW |
| DC7164M1 | Dual Directional Coupler 0.8 – 4.2 GHz, 1.4 KW |
| DC4256 | Dual Directional Coupler 10 kHz – 250 MHz, 13 kW |
| DC7200A | Dual Directional Coupler 1 – 6 GHz, 250W |
| DC4260 | Dual Directional Coupler 10 kHz – 250 MHz, 20 KW |
| DC6080A | Dual Directional Coupler 80 – 1000 MHz, 500W |
| DC6180A | Dual Directional Coupler 80 – 1000 MHz, 600W |
| DC2035A | Dual Directional Coupler 10 kHz – 250 MHz, 3.5 KW |
| DC2500AM1 | Dual Directional Coupler 10 kHz – 250 MHz, 1 KW |
| DC3001A | Dual Directional Coupler 100 kHz – 1000 MHz, 100W |
| DC3010A | Dual Directional Coupler 10 kHz – 1000 MHz, 100W |
| DC3100A | Dual Directional Coupler 10 kHz – 1000 MHz, 500W |
| DC3300A | Dual Directional Coupler 4 kHz – 400 MHz, 250W |
| DC3400A | Dual Directional Coupler 10 kHz – 400 MHz, 250W |
| DC3401A | Dual Directional Coupler 10 kHz – 400 MHz, 500W |
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DC series Dual Directional Couplers
The AR DC series Dual Directional Couplers are essential precision accessories for RF and microwave professionals requiring accurate monitoring of forward and reflected power. These couplers are specifically engineered for use in complex EMC test environments, radiated immunity systems, and general-purpose power monitoring applications. By providing highly stable coupling over wide frequency ranges, they ensure that measurement accuracy is maintained even in high-stress laboratory conditions.
Constructed with laboratory-grade materials, the DC series is designed to withstand the rigors of continuous use while maintaining high directivity and exceptionally low insertion loss. This rugged design minimizes the impact on the signal path while maximizing the precision of VSWR and power measurements. The dual-directional configuration allows for simultaneous monitoring of both forward and reverse power, which is critical for protecting sensitive equipment and ensuring system stability.
The series offers an extensive range of models tailored to specific frequency bands and power requirements, ranging from the low-frequency DC3300A starting at 4 kHz to the high-frequency DC7820 reaching 50 GHz. Power handling capabilities are equally diverse, with models supporting anywhere from 100 W to 20 kW CW, such as the DC4260. This versatility ensures that there is a DC series coupler available for nearly any RF application, all backed by the global service and support network of AMETEK / AR RF & Microwave.
Wide Frequency Coverage
Models span a massive range from 4 kHz up to 50 GHz for diverse RF and microwave applications.
Extreme Power Handling
Engineered to support power levels from 100 W up to 20 kW CW for high-intensity testing.
Dual Directional Design
Enables simultaneous monitoring of forward and reflected power for superior system control.
EMC Test Optimized
Specifically designed for use in radiated immunity systems and precision power monitoring setups.
Precision Measurement Capabilities
These dual directional couplers are optimized for high-accuracy measurement of both forward and reflected power within RF systems. Their high directivity ensures that users can achieve precise VSWR measurements, which is vital for maintaining the performance and safety of high-power RF amplifiers and immunity systems.
Rugged Laboratory-Grade Design
Each model in the DC series features a robust construction designed to provide long-term stability and reliability in demanding test environments. The low insertion loss design ensures minimal signal degradation, making them ideal for both low-power monitoring and high-power EMC laboratory applications.
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