EG&G 5209

The EG&G 5209 Single Phase Lock-in Amplifier delivers precise single-phase detection with a dynamic reserve exceeding 100 dB, covering 20 Hz–100 kHz bandwidth, and sensitivity down to 2 nV. It features low-noise front-end preamplifiers, adjustable time-constant filters, reference-input stabilization, and auto-gain control for optimal signal recovery in noisy environments.

Designed for research and industrial laboratories, the 5209 supports versatile input ranges, digital phase adjustment, harmonic detection, and comprehensive rear-panel I/O, enabling seamless integration and reproducible measurements across diverse applications.

Testwall supplies the used EG&G 5209 Single Phase Lock-in Amplifier, fully tested for peak performance. With expert support, optional calibration services, and global delivery, Testwall ensures unmatched reliability and service quality.