Specifications:

- Frequency range: 140~525 MHz

- Power measure range: 0.5W~600W (30W/300W/600W)

- Continuous power rating: CW/SSB for 140-525MHz 300W

- Minimum power input: 0.5W

- Precision: 30W range ±5% , 300W range ±5% , 600W range ±7.5%, 3Kw range ±7.5%

- SWR: 1~ infinity

- Impedance: 50ohm - Input loss: 0.2db (1.8~160 MHz), (140~525MHz)

- Dimensions: 15 x 6.5 x 10cm

- Weight: 630gr

- Connector: SO-239

Also known as RX400 - Maas