ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Signal Channel:
Voltage inputs: Single-ended or differential
Sensitivity: 2 nV to 1 V
Current input: 106 or 108 V/A
Input impedance:
Voltage input: 10 MΩ + 25 pF, AC or DC coupled
Current input: 1 kΩ to virtual ground
Gain accuracy: ±1 % (±0.2 % typ.)
Noise:
6 nV/√Hz at 1 kHz
0.13 pA/√Hz at 1 kHz (106 V/A)
0.013 pA/√Hz at 100 Hz (108 V/A)
Reference Channel:
Frequency range: 0.001 Hz to 102.4 kHz
Reference input: TTL or sine (400 mVpp min.)
Input impedance: 1 MΩ, 25 pF
Phase resolution: 0.01° front panel, 0.008° through computer interfaces
Absolute phase error: <1°
Relative phase error: <0.001°
Orthogonality: 90° ± 0.001°
Phase noise:
Int. reference: Synthesized, <0.0001° rms at 1 kHz
Ext. reference: 0.005° rms at 1 kHz, 100 ms, 12 dB/oct
Internal Oscillator:
Range: 1 mHz to 102 kHz
Accuracy: 25 ppm + 30 µHz
Frequency resolution: 4½ digits or 0.1 mHz, whichever is greater
Distortion: -80 dBc (f <10 kHz), -70 dBc (f >10 kHz) at 1 Vrms
Amplitude:
0.004 to 5 Vrms into 10 kΩ (2 mV resolution),
50 Ω output impedance, 50 mA max. current into 50 Ω
Amplitude accuracy: 1 %
Amplitude stability: 50 ppm/°C
Inputs and Outputs:
CH1 output: ±10 V output of X, R, X-noise, Aux 1 or Aux 2.; Updated at 512 Hz.
CH2 output (SR830): ±10 V output of Y, Θ, Y-noise, Aux 3 or Aux 4. Updated at 512 Hz.
X, Y outputs (rear panel): In-phase and quadrature components (±10 V), updated at 256 kHz
Aux. A/D inputs: 4 BNC inputs, ±10 V, 1 mV resolution. Sampled at 512 Hz
Aux. D/A outputs: 4 BNC outputs, ±10 V, 1 mV resolution
Sine Out: Internal oscillator analog output
TTL Out: Internal oscillator TTL output
General:
Interfaces: IEEE-488.2 and RS-232 interfaces standard. All instrument functions can be controlled and read through IEEE-488.2 or RS-232 interfaces.
Power: 40 W, 100/120/220/240 VAC, 50/60 Hz
Dimensions: 17" × 5.25" × 19.5" (WHL)
Weight: 23 lbs.
