SD25-0897R9UBQ1 规格参数 |
| 系列:
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_rf_sgq' AND table_schema='golon' and column_comment like '*%' |
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| 频带(低/高):
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_rf_sgq' AND table_schema='golon' and column_comment like '*%' |
869MHz ~ 894MHz / 2.11GHz ~ 2.17GHz |
| 低频带衰减(最小/最大 dB):
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_rf_sgq' AND table_schema='golon' and column_comment like '*%' |
15dB / 45dB |
| 高频带衰减(最小/最大 dB):
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_rf_sgq' AND table_schema='golon' and column_comment like '*%' |
28dB ~ 45dB |
| 回波损耗(低频带/高频带):
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_rf_sgq' AND table_schema='golon' and column_comment like '*%' |
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| 工作温度:
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_rf_sgq' AND table_schema='golon' and column_comment like '*%' |
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