Model 253 Fixed Attenuator by API Technologies – Weinschel

The Model 253 from API Technologies is a Coaxial Fixed Attenuator that operates from DC to 6 GHz. It provides an attenuation of 10 / 20 / 30 / 40 dB with a deviation of ±1.5 dB and has a VSWR of less than 1.2:1. The attenuator can handle a peak power of up to 10 KW and an average power of up to 500 W.  It is available in a conduction cooled package that measures 258.3 x 50.8 x 25.4 mm with N or SMK connectors and is designed for use in communications bands.

Product Details

• Part Number: Model 253
• Manufacturer: API Technologies – Weinschel
• Description: 500 W Fixed Coaxial Attenuator from DC to 6 GHz

General Parameters

• Frequency: DC to 6 GHz
• Attenuation: 10 / 20 / 30 / 40 dB
• Power: 500 W
• Peak Power: 10 kW
• VSWR: 1.10:1, 1.20:1
• Package Type: Module with Connectors
• Connector: SMA, SMA – Female, SMK, SMK – Female
• Weight: 900 (31.3 oz.)
• Applications: Wireless Communication
• Grade: Military, Commercial
• Impedance: 50 Ohms
• RoHS: Yes
• Operating Temperature: -55 to 100 Degree C

Courtesy of everything RF