4000LT?? 1310nm????
4000LT????????????????????????????????????????????????????????????????????

??
???RF???????????C / N??????
APC?ATC??????????????
AGC / MGC??????
??????????????
?????????????????????????
???LCD / VFD???????????
RS-232 / 485???????????
???????????
?????????????????????
????????????????????????
19?????????????????????

????

????

?1??????
??????????550 MHz???59?PAL-D?????????550 MHz-750/862 MHz??????????????????8MHz???????????????10dB???????????-1dBm?

?????LCD??????
?????VFD???SP1000???????NM1000??????