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Wandel & Goltermann AT611

Selective Level Meter 6KHz TO 18.6MHz
PDH Analyzer / Transmission Test Set Device Type
ITU-T G.821, G.826, M.2100, M.2110, M.2120 Measurement Standards
2 Mbit/s, 8 Mbit/s, 34 Mbit/s, 140 Mbit/s Interface Rates
Pseudo-Random Bit Sequence (PRBS) patterns including 2^9-1, 2^11-1, 2^15-1, 2^20-1, 2^23-1 Signal Generation
Bit Error Rate (BER) measurement, error insertion, errored seconds, severely errored seconds Error Analysis
Attribute Value
Device Type PDH Analyzer / Transmission Test Set
Measurement Standards ITU-T G.821, G.826, M.2100, M.2110, M.2120
Interface Rates 2 Mbit/s, 8 Mbit/s, 34 Mbit/s, 140 Mbit/s
Signal Generation Pseudo-Random Bit Sequence (PRBS) patterns including 2^9-1, 2^11-1, 2^15-1, 2^20-1, 2^23-1
Error Analysis Bit Error Rate (BER) measurement, error insertion, errored seconds, severely errored seconds
Impedance 75 Ohm unbalanced / 120 Ohm balanced
Display Backlit LCD display with graphical user interface for results and configuration
Power Supply AC mains 100–240 V, 50/60 Hz; optional battery pack for portable field operation
Operating Temperature 0°C to +50°C (32°F to 122°F)
Dimensions / Weight Portable handheld/benchtop form factor; approximately 4.5 kg including battery
Calibration Form Wandel & Goltermann AT611

Repair Form Wandel & Goltermann AT611
Maximum file size: 40MB

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ModelAT611

The Wandel & Goltermann AT611 is an advanced heritage attunement module engineered for high-performance signal attenuation, offering up to ~60 dB attenuation with precise stepped control. It is designed for balanced and unbalanced line configurations, and maintains reliable performance regardless of temperature fluctuations. The rugged mechanical build ensures dependable use in both laboratory and field environments.

This module is widely used in legacy network setups to simulate line impairments and assess transceiver sensitivity. Its precise attenuation capability is ideal for calibration and advanced signal management.

Testwall can supply the used Wandel & Goltermann AT611, 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 AT611.

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