8 位數 with hz, khz, mhz, ghz, s, ms, μs, ns and overflow
gate time
0.1s, 1s, 10s switch se-lectable
準確度
+(1 位數 + 時基準確度)
輸入
感度
10hz ~ 60mhz < 20mvrms；
60mhz ~ 100mhz < 30mvrms；
100mhz ~ 120mhz < 40mvrms
阻抗
1mω//35pf
耦合
ac 耦合
zui大輸入電壓
150vrms
時基
振盪頻率
10mhz
aging rate
+1 ppm per month
溫度穩定度
25°c + 5°c：+5 ppm
解析度
the maximum resolution for frequency measurement is 100nhz for 1hz and 0.1hz for 100mhz input respectively, and for period measurement is 10ns for 1hz and 0.1fs (f=10-15) for 100mhz input respectively.
