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Dual Directional Couplers

Qualwave supplies broadband and high power dual directional couplers in a wide range from 100kHz to 18GHz. The couplers are widely used in many applications.

Features:
  • Broadband
  • High Power
  • Low Insertion Loss
Applications:
  • Power Amplifiers
  • Broadcast
  • Laboratory Test
  • Telecom
Dual Directional Couplers
Part Number Frequency (GHz) Power (W) Coupling (dB) Insertion Loss (dB, Max.) Directivity (dB, Min.) Main Line VSWR (Max.) Connectors Lead Time (Weeks)
QDDC-0.1-1000-K1-40*1 100KHz-1 100 40±1.2 1 18 1.25 N,SMA 4~6
QDDC-1-500-K1-30 1MHz-0.5 100 30±1.2 1 18 1.25 N,SMA 4~6
QDDC-110-2000-K5-20 0.11-2 500 20 0.8 22 1.25 N 4~6
QDDC-250-550-K5-30 0.25-0.55 500 30±1.2 0.3 20 1.1 N 4~6
QDDC-400-1000-K5-20 0.4-1 500 20±1.2 0.6 20 1.2 N 4~6
QDDC-500-1000-K4-40 0.5-1 400 40±0.8 0.3 20 1.2 N 4~6
QDDC-500-1000-K5-30 0.5-1 500 30 0.3 20 1.2 N 4~6
QDDC-500-1400-K4-40 0.5-1.4 400 40±1.4 0.3 18 1.2 N 4~6
QDDC-600-3000-K4-40 0.6-3 400 40±1.5 0.5 20 1.2 N 4~6
QDDC-600-3000-K4-50 0.6-3 400 50±1.5 0.5 18 1.2 N 4~6
QDDC-800-2200-K4-20 0.8-2.2 400 20±1.0 0.3 20 1.2 N 4~6
QDDC-800-2200-K5-40 0.8-2.2 500 40±1.25 0.3 18 1.2 N 4~6
QDDC-800-2500-K2-30 0.8-2.5 200 30 0.4 20 1.3 N 4~6
QDDC-800-3000-K5-20 0.8-3 500 20±1.2 0.4 20 1.2 N 4~6
QDDC-1000-2000-K4-40 1-2 400 40±1.2 0.3 20 1.2 N 4~6
QDDC-1000-2000-K5-30 1-2 500 30 0.3 20 1.2 N 4~6
QDDC-1200-1600-1K5-40 1.2-1.6 1500 40±0.75 0.4 18 1.3 7/16 DIN 4~6
QDDC-2000-4000-K3-20 2-4 300 20±1.2 0.6 20 1.2 N 4~6
QDDC-2000-4000-K5-30 2-4 500 30 0.4 18 1.25 N 4~6
QDDC-2000-6000-K3-40 2-6 300 40±1.0 0.3 18 1.25 N 4~6
QDDC-2000-18000-20-40 2-18 20 40±1.5 2 7 1.7 SMA 2~4
QDDC-6000-18000-60-30 6-18 60 30±1.0 1.5 10 1.6 SMA 4~6

[1] Directivity is 13dB min. @100KHz-1MHz.