Miscellaneous

This is a relay programmable attenuator made by JFW Industries, model 50P-541.

• Includes control cable pictured below
• Frequency range: DC-1000 MHz
• Attenuation range: 0-127 dB in 1 dB steps
• Attenuation steps: 1, 2, 4, 8, 16, 32, and 64 dB
• VSWR: 1.4:1 max
• Attenuation accuracy: +-0.5 dB DC-500 MHz +-1 dB 500-1000 MHz
• Insertion loss: 3.5 dB
• RF input power: 0.5 watts avg
• Switching speed: 6 milliseconds
• DC supply: 15 VDC @ 30mA per relay
• Control logic (7 lines): TTL low for thru path TTL high for attenuation
• Temp range: 0-70 deg C
• SMA connections
• Control cable:
• 10 pin
• Length: 32 inches
• Female both ends