Qualwave supplies broadband and high power Dual Directional Loop Couplers in a wide range from 1.72 to 12.55GHz. The couplers are widely used in many applications.
Features:
- Broadband
- High Power
- Low Insertion Loss
Applications:
- Amplifiers
- Transmitter
- Laboratory Test
- Radar
Dual Directional Loop Couplers
| Part Number | Frequency (GHz) |
Power (MW) |
Coupling (dB) |
IL (dB, Max.) |
Directivity (dB, Min.) |
VSWR (Max.) |
Waveguide Size | Flange | Coupling Port | Lead Time （Weeks) |
|---|---|---|---|---|---|---|---|---|---|---|
| QDDLC-8200-12500 | 8.2~12.55 | 0.33 | 50±1 | - | 25 | 1.2 | WR-90（BJ100） | FBP100 | SMA | 2~4 |
| QDDLC-6570-9990 | 6.57~9.99 | 0.52 | 50±1 | - | 20 | 1.3 | WR-112（BJ84） | FBP84, FBE84 | SMA | 2~4 |
| QDDLC-4640-7050 | 4.64~7.05 | 1.17 | 35±1 | 0.2 | 18 | 1.25 | WR-159 (BJ58) | FDP58 | N | 2~4 |
| QDDLC-3940-5990 | 3.94~5.99 | 1.52 | 50±1 | - | 25 | 1.15 | WR-187 (BJ48) | FDP48 | SMA | 2~4 |
| QDDLC-2600-3950 | 2.6~3.95 | 3.5 | 40±0.5, 47±0.5, 50±1 | 0.1 | 20 | 1.2 | WR-284 (BJ32) | FDP32, SLAC | N, SMA | 2~4 |
| QDDLC-2400-2500 | 2.4~2.5 | 5.4 | 40±0.5, 60±0.5 | - | 22 | 1.2 | WR-340 (BJ26) | FDP26 | N | 2~4 |
| QDDLC-1720-2610 | 1.72~2.61 | 8.6 | 60±1 | - | 20 | 1.25 | WR-430 (BJ22) | FDP22 | N | 2~4 |
Double Ridged Dual Directional Loop Couplers
| Part Number | Frequency (GHz) |
Power (W) |
Coupling (dB) |
IL (dB, Max.) |
Directivity (dB, Min.) |
VSWR (Max.) |
Waveguide Size | Flange | Coupling Port | Lead Time （Weeks) |
|---|---|---|---|---|---|---|---|---|---|---|
| QDDLC-6000-18000 | 6~18 | 2000W | 30±2 | - | 15 | 1.5 | WRD-650 | FPWRD650 | SMA | 2~4 |
| QDDLC-7500-18000 | 7.5~18 | 1000W | 30±2 | - | 15 | 1.5 | WRD-750 | FPWRD750 | SMA | 2~4 |