Viavi (Aeroflex IFR)
Wandel & Goltermann ISL
Integrated Services Line Analyzer Device Type
ISDN and Digital Line Testing Application
ISDN BRI (Basic Rate Interface) and PRI (Primary Rate Interface) Interface Compatibility
Signal Analysis, Protocol Analysis, and Line Diagnostics Measurement Capabilities
Built-in LCD Display for Real-Time Measurements Display

| Attribute | Value |
|---|---|
| Device Type | Integrated Services Line Analyzer |
| Application | ISDN and Digital Line Testing |
| Interface Compatibility | ISDN BRI (Basic Rate Interface) and PRI (Primary Rate Interface) |
| Measurement Capabilities | Signal Analysis, Protocol Analysis, and Line Diagnostics |
| Display | Built-in LCD Display for Real-Time Measurements |
| Connectivity | RJ-45 and Standard Telecom Interface Ports |
| Power Supply | AC/DC Power Adapter with Battery Backup Option |
| Operating Temperature | 0°C to 50°C (32°F to 122°F) |
| Condition | Refurbished / Used Test Equipment |
| Compliance | ITU-T and ETSI Telecommunications Standards |
| Model | ISL |
|---|
The Wandel & Goltermann ISL is a high-voltage insulation tester designed for verifying signal cable integrity and breakdown resistance in telecommunications setups. It operates with test voltages up to several kilovolts, ensuring robust cable performance under high-stress conditions.
This tester measures both leakage current and insulation resistance, offering precise diagnostics in telecom infrastructure maintenance and setup environments.
Testwall can supply the used Wandel & Goltermann ISL, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Wandel & Goltermann ISL.





