QHM-2 Series 90 POWER DIVIDERS / COMBINERS 1 to 500 MHz / 10% Bandwidth / Low Insertion Loss / Lumped Element Circuitry / SMA Connectors 1 2 3 4 Phasing Diagram - A 1 2 3 0° -- 90° 0° Isol -- 90° Isol Isol -- 90° 0° 4 Isol -- 90° 0° PRINCIPAL SPECIFICATIONS GENERAL SPECIFICATIONS Model Number Center Frequency, fo Usable Bandwidth, MHz QHM-2-60 QHM-2-***B 60 MHz 1 to 500 MHz 57 - 63 fo ± 5% For complete Model Number replace *** with desired Center Frequency, fo in MHz. General Notes: 1. The QHM-2 series of 3 dB quadrature hybrids covers 1 to 500 MHz using lumped element designs for high performance in a conveniently sized package. Coupling: Isolation: Insertion Loss: Phase Tolerance: Amplitude Balance: Impedance: VSWR: CW Input: Weight: Operating Temperature: -- 3 dB nom. 25 dB min. 0.3 dB max. 90° ± 3° max. 0.6 dB max. 50 Ω nom. 1.3:1 max. 1 Watt max. 0.75 oz.(21g) nom. -- 55° to +85°C Typical QHM-2-60 Performance Package Outline NOTES: 1. Tolerance on 3 place decimals ±.020(.51) except as noted. 2. Dimensions in inches over millimeters. 20Feb96 For further information contact MERRIMAC / 41 Fairfield Pl., West Caldwell, NJ, 07006 / 973-575-1300 / FAX 973-575-0531