Attenuators Panel Mount Specifications Step Attenuators - Manual 0 to 60 dB in 10 dB Steps Frequency: DC-18.0 , DC - 12 .4, DC - 8.0, and DC - 4.0 GHz units available Attenuation Values: 0 - 60 dB Attenuation Accuracy: Attenuation (dB) DC-18.0 DC-12..4 DC - 8.0 DC - 4.0 10 + 0.5 + 0.5 + 0.4 + 0.3 20 + 0.6 + 0.5 + 0.4 + 0.3 + 0.7 + 0.6 + 0.5 + 0.4 30 40 + 1.0 + 0.8 + 0.6 + 0.5 50 + 1.2 + 1.0 + 0.8 + 0.7 60 + 1.5 + 1.2 + 0.9 + 0.8 Impedance: 50 Ohms VSWR: 1.2 @ DC - 4 , 1.3 @ 4 - 8.0, 1.45 @ 8-12.4, 1.5 @ 12.4 - 18.0 GHz max Zero Position Insertion Loss: Freq (GHz) DC-4 4-8 8-12.4 12.4-18.0 dB max 0.3 0.4 0.5 0.7 Power: 2 Watts average Operating Temperature Range: 0C to +55C Switching Repeatability: 0.05 dB Switching Life: 1,000,000 cycles Mechanical Stops: Maximum dB - clockwise, Minimum dB - counterclockwise Connector Types: SMA swept right angle female on shaft end and straight on rear Finish of Connectors: Passivated Stainless Steel DC - 18.0 GHz DC - 12.4 GHz STA-1071-18-SMA-07 STA-1071-12-SMA-07 1071 Series DC - 8.0 GHz DC - 4.0 GHz STA-1071-08-SMA-07 Panel Mount - STA-1071-04-SMA-07 0 to 9 dB in 1 dB Steps Specifications Frequency: DC-18.0 , DC - 12 .4, DC - 8.0, and DC - 4.0 GHz units available Attenuation Values: 0 - 9 dB Attenuation Accuracy: Frequency Attenuation (dB) DC-18.0 DC-12..4 DC - 8.0 DC - 4.0 1-9 + 0.5 + 0.3 + 0.3 + 0.3 Connector Types: SMA swept right angle female on shaft end and straight on rear Finish of Connectors: Passivated Stainless Steel Note: All other performance specifications are the same as the 1071 series shown above. DC - 18.0 GHz DC - 12.4 GHz STA-1072-18-SMA-07 STA-1072-12-SMA-07 1072 Series DC - 8.0 GHz STA-1072-08-SMA-07 46 DC - 4.0 GHz STA-1072-04-SMA-07