Keysight (Agilent)
Keysight (Agilent) N4691A
ECAL Module, 3.5mm, 26.5 GHz
300 kHz to 26.5 GHz Frequency Range
2.4 mm (male/female) Connector Type
2-Port Number of Ports
Electronic Calibration Module (ECal) Calibration Standard Type
Less than 3 dB typical Insertion Loss

| Attribute | Value |
|---|---|
| Frequency Range | 300 kHz to 26.5 GHz |
| Connector Type | 2.4 mm (male/female) |
| Number of Ports | 2-Port |
| Calibration Standard Type | Electronic Calibration Module (ECal) |
| Insertion Loss | Less than 3 dB typical |
| Impedance | 50 Ohm |
| Compatible Instruments | Keysight PNA, PNA-L, PNA-X, ENA Series Vector Network Analyzers |
| Interface | USB |
| Operating Temperature | 0°C to 55°C |
| Dynamic Accuracy | Provides full 2-port calibration with a single connection sequence |
Keysight (Agilent) N4691A Options:
- N4691A - M0F - Module with one male connector and one female connector (3.5 mm, 300 kHz to 26.5 GHz)
- N4691A - 00M - Module with two male connectors (3.5 mm, 300 kHz to 26.5 GHz)
- N4691A - 00F - Module with two female connectors (3.5 mm, 300 kHz to 26.5 GHz)
- N4691A - 00A - Adds one male-to-male and one female-to-female adapter
- N4691A - UK6 - Adds commercial calibration certificate with measured data
- N4691A - 150 - Adds storage box for the ECal module and accessories
| Model | N4691A |
|---|
The Keysight (Agilent) N4691A ECal Module offers precise and fast electronic calibration for vector network analyzers via USB or 85097B interface.
Efficient for two-port calibration, it minimizes connection errors, reduces wear, and ensures traceable accuracy with solid-state switching.
Testwall can supply the used Keysight (Agilent) N4691A, 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 Keysight (Agilent) N4691A.





