CRM-20-50

CR & CRM Series DIRECTIONAL COUPLERS 100 kHz to 1000 MHz / Multi-Octave / 10, 15, & 20 dB Coupling / High Directivity / SMA & BNC PRINCIPAL SPECIFICATIONS Model Number, SMA Model Frequency Operating Coupling Frequency Directivity, Insertion VSWR, Number, Range, Bandwidth, Tolerance, Sensitivity, dB, Loss, dB, Main Cpld. BNC MHz MHz ¤ dB, Max. dB, Max. Min. Max.* Arm Arm 2 - 100 10 - 50 50 - 500 500 - 1000 2 - 100 2 - 100 5 - 1000 5 - 100 100 - 500 500 - 1000 0.1 - 5 0.1 - 5 2 - 100 2 - 100 10 - 1000 10 - 500 500 - 1000 2 - 100 10 - 1000 10 ±1.0 10 ±1.0 10 ±1.0 10 ±1.0 15 ±1.0 15 ±1.0 15 ±1.0 15 ±1.0 20 ±1.0 20 ±1.0 20 ±1.0 20 ±1.0 ± 0.5 ± 0.5 ± 0.5 ± 0.5 ± 0.5 ± 0.5 ± 0.75 ± 0.75 ± 0.5 ± 0.5 ± 0.5 ± 1.0 30 20 25 20 30 20 25 20 30 30 20 15 0.5 1.0 1.0 1.5 0.5 0.5 1.0 1.5 0.5 0.5 1.0 1.5 1.3:1 1.3:1 1.5:1 1.5:1 1.3:1 1.3:1 1.5:1 1.5:1 1.3:1 1.3:1 1.3:1 1.3:1 1.2:1 1.3:1 1.3:1 1.5:1 1.3:1 1.3:1 1.3:1 1.3:1 1.3:1 1.3:1 1.35:1 1.35:1 CRM-10-50 CR-10-50 CRM-10-500 CR-10-500 CRM-15-50 CR-15-50 CRM-15-500 CR-15-500 CRM-20-2.5 CR-20-2.5 CRM-20-50 CR-20-50 CRM-20-500 CR-20-500 ¤ Coupling is Referenced to the Input * Insertion Loss excludes Coupling loss Package Outline - CRM Series NOTES: 1. Tolerance on 3 place decimals ±0.020(.51) except as noted. 2. Dimensions in inches over mm. 29Feb96 For further information contact MERRIMAC / 41 Fairfield Pl., West Caldwell, NJ, 07006 / 973-575-1300 / FAX 973-575-0531 CR & CRM Series DIRECTIONAL COUPLERS 100 kHz to 1000 MHz / Multi-Octave / 10, 15, & 20 dB Coupling / High Directivity / SMA & BNC Package Outline CR series NOTES: 1. Tolerance on 3 place decimals ±0.020(.51) except as noted. 2. Dimensions in inches over mm. Typical Performance GENERAL SPECIFICATIONS Impedance: CW Input: Weight: CR Series: CRM Series: 50 Ω nom. 5 Watts max. 2 oz (56 g) nom. 1.5 oz (42 g) nom. Operating Temperature: -- 55° to +85°C General Notes: 1. Merrimac directional couplers are available in a variety of packages to suit most applications such as monitoring of incident and reflected power, signal sampling, control loops and test signal injection devices in BITE. 2. The CR/CRM series couplers may be custom ordered with coupling values up to 30 dB and over selected frequency bands up to 1.5 GHz. 3. All Merrimac couplers comply with MIL-C-15370 and can be supplied screened for compliance with additional specifications you designate for military and aerospace applications requiring higher reliability. 29Apr96 For further information contact MERRIMAC / 41 Fairfield Pl., West Caldwell, NJ, 07006 / 973-575-1300 / FAX 973-575-0531