QHT-2 Series 90 POWER DIVIDERS / COMBINERS 5 to 1000 MHz / 10% Bandwidth Standard / Low Insertion Loss / High Isolation / TO-5 Package 1 2 3 4 Phasing Diagram - A 1 2 3 ref. -- 90° ref. Isol. -- 90° Isol. Isol. -- 90° ref. 4 Isol. -- 90° ref. PRINCIPAL SPECIFICATIONS Model Number Center Frequency, fo Usable Bandwidth, MHz QHT-2-5 QHT-2-30 QHT-2-70 QHT-2-160 QHT-2-***B 5 MHz 30 MHz 70 MHz 160 MHz 5 to 1000 MHz 4.75 - 5.25 28.5 - 31.5 66.5 - 73.5 152 - 168 fo ± 5% For complete Model Number replace *** with desired Center Frequency, fo in MHz. GENERAL SPECIFICATIONS Coupling: Isolation: Insertion Loss: Phase Tolerance: Amplitude Balance: Impedance: VSWR: CW Input: Weight: Operating Temp: -- 3 dB nom. 23 dB min. 0.3 dB max. 90° ± 2° max. 0.75 dB max. 50 Ω nom. 1.3:1 max. 1 Watt max. 0.1 oz. (2.8 g) nom. -- 55° to +85°C Package Outline Typical QHT-2-60 Performance NOTES: 1. Tolerance on 3 place decimals ±.010(.25) except as noted. 2. Dimensions in inches over mm. General Notes: 1. The QHT-2 series of single section hybrids covers 1 to 500 MHz using a special lumped element design minimize package size while maintaining high performance. 20Feb96 For further information contact MERRIMAC / 41 Fairfield Pl., West Caldwell, NJ, 07006 / 973-575-1300 / FAX 973-575-0531