Stanford SR552 BJT Input Preamplifier (100 kΩ + 25 pF)
Input impedance: 100 kΩ + 25 pF
Inputs: Single-ended or differential
Maximum input: 70 mVrms for overload, 50 VDC, 20 VAC damage threshold
Noise (typ.):
1.4 nV/√Hz at 1 kHz
1.6 nV/√z at 100 Hz
2.5 nV/√Hz at 10 Hz
Coupling: AC (0.016 Hz)
CMRR (1 V input): 100 dB at 100 Hz
Gain: 10, 20, 50, 100 (automatically set by SR510 or SR530 lock-in)
Full scale input: 10 nV to 200 mV
Gain accuracy: 2 % (2 Hz to 100 kHz)
Gain stability: 200 ppm/°C
Outputs:
A (signal, 600 Ω, single-ended)
B (shielded ground)
Maximum output: 10 Vpp
Power: Supplied by SR510, SR530, SR810, SR830 or SR850 or SR124 via control cable
Dimensions: 3.0" × 1.3" × 5.1" (WHL)
Weight: 1 lbs.
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ