原文是juma trx2的说明
features
the two band model frequency coverage is 2mhz...8 mhz
the all band model has all ham bands, rx100 khz-30 mhz
transmit modes lsb, usb, cw and tune
output rf power 10 w
built in keyer: dot priority, iambic a, iambic b and straight modes
click-less cw keying with adaptive 'vox' time
three filters: wide, medium and narrow with a good shape factor
filters are user adjustable
outstanding dynamic range and good sensitivity.