The IZ427B TEMPEST LISN is a high-sensitivity active Line Impedance Stabilization Network designed for conducted emissions measurements according to NATO SDIP-27/2 standards. Featuring ultra-wide frequency coverage up to 10 GHz, integrated preselectors, preamplifiers, and remote TCP/IP control capabilities, the IZ427B is ideal for TEMPEST testing, EMC measurements, secure network analysis, and classified system evaluation applications.

General Specifications:

Device Type: TEMPEST LISN (Line Impedance Stabilization Network)
Model Number: IZ427B
Frequency Range: 5 kHz – 10 GHz
Measurement Channels: Dual-channel configuration
Connector Type: 50 Ω N-Type Coaxial Connectors
Output Interface: Single receiver output, 50 Ω N-Type connector
Integrated Features: Built-in preselector, limiters, preamplifiers, and electromechanical attenuators
DUT Supply Voltage: AC/DC up to 250 V rms, DC up to 60 Hz
Maximum DUT Current: 10 A (continuous AC/DC)
Control Interface: Fibre optic remote control via TCP/IP
Power Supply: 110 – 230 V AC, 50 – 60 Hz
Protection Features: Circuit breaker protected DUT supply
Compliance Standard: NATO SDIP-27 Level A
Application Areas: TEMPEST testing, conducted emissions measurements, EMC testing, classified network analysis, secure communication system evaluation, and RF measurement applications