電壓輸入

Single-ended or differential

分辨率

2 nV to 1 V

電流輸入

10⁶ or 10⁸ V/A

輸入阻抗電壓

10 MΩ + 25 pF, AC or DC coupled

輸入阻抗電流

1 kΩ to virtual ground

增益精度

±1 % (±0.2 % typ.)

噪聲 (typ.)

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)

線性濾波

50/60 Hz and 100/120 Hz (Q = 4 )

CMRR

100 dB to 10 kHz, decreasing by 6 dB/oct above 10 kHz

動態(tài)范圍

>100 dB (without prefilters)

穩(wěn)定性

<5 ppm/°C

頻率范圍

0.001 Hz to 102.4 kHz

參考輸入

TTL or sine (400 mVpp min.)

輸入阻抗

1 MΩ, 25 pF

相位分辨率

0.01° front panel, 0.008° through computer interface

相位誤差

<1°

相對相位誤差

<0.001°

正交性

90° ± 0.001°

相位噪聲

Internal ref. Synthesized, <0.0001° rms at 1 kHzExternal ref. 0.005° rms at 1 kHz (100 ms time constant, 12 dB/oct)

相位漂移

<0.01°/°C below 10 kHz, <0.1°/°C above 10 kHz

諧波檢測

2F, 3F, ... nF to 102 kHz (n < 19,999)

收集時間

(2 cycles + 5 ms) or 40 ms,whichever is larger