AR & ARM Series VARIABLE ATTENUATORS, MANUAL DC to 400 MHz / 20 dB Attenuation Range / Broadband / SMA or BNC Connectors PRINCIPAL SPECIFICATIONS Model Number AR-1 AR-2 ARM-1 Mechanical Configuration Screw Drive/Lock BNC Female Knob Drive/Lock BNC Female Screw Drive/Lock SMA Female Frequency Performance Range, Bandwidth, MHz MHz DC - 100 DC - 100 DC - 400 DC - 10 DC - 100 DC - 10 DC - 100 DC - 50 DC - 200 DC - 400 ARM-1 Package Outline Attenuation Range, dB, Min. 0 - 20 0 - 15 0 - 20 0 - 15 0 - 20 0 - 13 0-8 Insertion Loss, VSWR, dB, Max. Max. 0.7 1.25 0.7 1.25 1.0 1.5 2.5 1.5:1 1.5:1 1.5:1 1.5:1 1.5:1 1.8:1 2.2:1 CW Power, W Weight, oz (g), Nom. 1 8 (228) 1 5.5 (156) 0.5 1.4 (40) GENERAL SPECIFICATIONS Resetability (Granularity): Impedance: 0.2 dB typ. 50 Ω nom. Typical Performance NOTES: 1. Tolerance on 3 place decimals ±.020(.51) except as noted. 2. Dimensions in inches over millimeters. 28Jun02 General Note:The AR/ARM series are continuously variable attenuators utilizing compensated Bridged Tee networks to vary signal power. They have the advantage of being very broadband and constant in impedance. Each is designed for high reliability and can be supplied screened to meet specific applications. For further information contact MERRIMAC / 41 Fairfield Pl., West Caldwell, NJ, 07006 / 973-575-1300 / FAX 973-575-0531 AR ries& ARM Se- VARIABLE ATTENUATORS, MANUAL DC to 400 MHz / 20 dB Attenuation Range / Broadband / SMA or BNC Connectors AR-1 Package Outline AR-2 Package Outline NOTES: 1. Tolerance on 2 place decimals ±.030(.76) except as noted. 2. Tolerance on 3 place decimals ±.020(.51) except as noted. 3. Dimensions in inches over millimeters. NOTES: 1. Tolerance on 2 place decimals ± .030(.76) except as noted. 2. Tolerance on 3 place decimals ± .020(.51) except as noted. 3. Dimensions in inches over millimeters. 26Feb96 ForfurtherinformationcontactM ERRIM AC /41 Fairfield Pl.,W estCaldw ell,NJ,07006 / 973-575-1300 /FAX 973-575-0531