ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Capacitance range: 6pF-250μF
Sensitivity: <0.02pc (capacitance at 50pF)
Amplifier:
- 3db low frequency fl 10kHz, 20kHz, 30kHz, 50kHz, 80kHz.
- 3db high frequency fh 100kHz, 200kHz, 300kHz, 400kHz, 500kHz.
Gain adjustment range>120db, gain difference 20±1db, asymmetry of positive/negative pulse response<1db
Time window: width 1°-360°, can be rotated at any time.
Test voltage: 0-200kV, error <3% F.S.
Acquisition channel: 4 or 6channels/card.
Input impedance: 1MΩ.
Max. Sampling rate: 20Mhz.
AD resolution: 12bit, DC accuracy 0.2%.
Sampling length of each channel: 8M.
Triggering mode: Manual, internal triggering, external triggering.
Bandwidth of acquisition card: 3Mhz(-3db).
Weight: about 15kg.
