Hamplus AS-81U-N HF-VHF-UHF Remote Antenna Switch

Hamplus AS-81U-N HF-VHF-UHF Remote Antenna Switch is a high-performance weather-resistant 8 x 1 RF relay unit for use outdoors, that provides selection of eight antennas to one radio.

The AS-81U-N features:
• Nine Type-N Female Connectors – downward facing
• Weatherproof screw-on 9-pin connector for the control cable – downward facing
• Stainless Steel cabinet with integral bracket for user mounting
• Operation from DC up to 450MHz
• Single RF output is grounded when the power is removed, or no antenna is selected
• Low-side relay control (ground to select port) is supported by third party automation
• Automatic/manual operation is achieved with a Hamplus MBD-8G Smart Controller (not included)
• Manual rotary switch operation is supported by the Hamplus RC-12 Manual Controller (not included)

Hamplus AS-81U-N Specifications —

- RF Power: 4000 Watts PEP HF maximum at 1.5:1 or less SWR
- Frequency of operation: DC to 450MHz
- Insertion loss: Equal or less than 0.2dB
- Time delay to switch: Equal or less than 12ms (relay operation during - TX not allowed)
- Power Requirement: 13.8 VDC +/– 20% at approx. 70mA (single port selected)
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