If the photograph is clicked, it grows.

EG&G 7265 250KHz DSP Lock-in Amplifier
SOLD OUT sold
amp0176

Dual phase lock-in amplifier
1mHz-250KHz
Range 2.000nV-1.0000Vfs 2.000fA-1.0000uA
X In-phase
Y Quadrature
R Magnitude
θ Phase Angle
Spectrum Display FFT Log/Lin Waveform Start/Stop Frequency
Harmonic nF n < 65536, nF < 60 kHz (internal reference)
n < 2048, nF < 250 kHz (external reference)
Dual Harmonic Simultaneously measures the signal at two different harmonics of the reference frequency(F1 and F2 < 20 kHz)
Dual Reference Simultaneously measures the signal at two different reference frequencies (F1 and F2 < 20 kHz)
Virtual Reference Locks to and detects a signal without a reference(100 Hz < F < 60 kHz)
Noise Measures noise in a given bandwidth centered at the reference frequency F (F < 60 kHz)
OSC 0.001 Hz - 250 kHz 1 mV - 5 V 50ohms BNC(f)
RS232C GP-IB
AC90-260C 40VA 8.1Kg 350W-415D-110H
Firmware 10.5 latest
Power cord