The Keysight Agilent HP 85046B is a 75 ohm S-parameter test set designed to measure transmission and reflection characteristics of two-port devices from 300 kHz to 2 GHz. It is controlled directly by a compatible vector network analyzer and features an integrated programmable step attenuator and 75 ohm Type-N female test ports.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | Special system interconnect cable interface |
| Display | None (controlled via host analyzer display) |
Physical
| Parameter | Value |
|---|---|
| Power Supply | Powered by host network analyzer via interconnect cable |
| Operating Temperature | 0 to 55 °C |
| Dimensions (W×H×D) | 426 mm × 90 mm × 503 mm |
| Weight | 9.1 |
RF & S-Parameter Performance
| Parameter | Value |
|---|---|
| Frequency Range | 300 kHz to 2 GHz |
| Nominal Impedance | 75 ohms |
| Number of Test Ports | 2 |
| Directivity (0.3 to 1300 MHz) | >= 35 dB |
| Directivity (1300 to 2000 MHz) | >= 30 dB |
| Source Match (0.3 to 1300 MHz) | >= 17 dB |
| Source Match (1300 to 2000 MHz) | >= 16 dB |
| Load Match (0.3 to 1300 MHz) | >= 17 dB |
| Load Match (1300 to 2000 MHz) | >= 16 dB |
Signal Handling & Insertion Loss
| Parameter | Value |
|---|---|
| Maximum Operating RF Input Power | +20 dBm |
| Programmable Step Attenuator Range | 0 to 70 dB (in 10 dB steps) with Option 009 |
DC Bias Specifications
| Parameter | Value |
|---|---|
| DC Bias Inputs | Rear-panel BNC (f) |
| Maximum DC Bias Current | 200 mA |
Connectors & Interface Ports
| Parameter | Value |
|---|---|
| Test Port 1 Connector Type | 75 ohm Type-N female |
| Test Port 2 Connector Type | 75 ohm Type-N female |
| RF Input Connector Type | Type-N female |
System Control & Compatibility
| Parameter | Value |
|---|---|
| Compatible Vector Network Analyzers | Agilent/HP 8753A, 8753B, 8753C, 8753D Option 011, 8753E Option 011, 8753ES Option 011, 4395, 4396, and selected 8702 lightwave component analyzer configurations |
Electrical Specifications
| Parameter | Value |
|---|---|
| Maximum DC Bias Voltage | 40 VDC |
| Nominal Insertion Loss (RF Input to Test Ports 1 or 2) (0.3 to 1300 MHz) | 16 dB |
| Nominal Insertion Loss (RF Input to Test Ports 1 or 2) (1300 to 2000 MHz) | 19 dB |
| Nominal Insertion Loss (RF Input to A, B, or R) (0.3 to 1300 MHz) | 14 dB |
| Nominal Insertion Loss (RF Input to A, B, or R) (1300 to 2000 MHz) | 17 dB |
| Port-to-Port Isolation (0.3 to 2000 MHz) | >100 dB |
| Transmission Tracking Magnitude (0.3 to 1300 MHz) | ±1.5 dB |
| Transmission Tracking Magnitude (1300 to 2000 MHz) | ±2.0 dB |
| Transmission Tracking Phase (0.3 to 1300 MHz) | ±10° |
| Transmission Tracking Phase (1300 to 2000 MHz) | ±15° |
| Reflection Tracking Magnitude (0.3 to 1300 MHz) | ±1.5 dB |
| Reflection Tracking Magnitude (1300 to 2000 MHz) | ±2.5 dB |
| Reflection Tracking Phase (0.3 to 1300 MHz) | ±10° |
| Reflection Tracking Phase (1300 to 2000 MHz) | ±20° |
Interfaces & Connectivity
| Parameter | Value |
|---|---|
| Outputs to Analyzer (A, B, R) Connector Type | 50 Ω Type-N (female) |
Power
| Parameter | Value |
|---|---|
| Power Source | Powered directly from the compatible network analyzer via interconnect cable |
Performance
| Parameter | Value |
|---|---|
| Maximum RF Input Damage Level | +30 dBm (1 W) |
Inputs & Outputs
| Parameter | Value |
|---|---|
| DC Bias Input Connector Type | BNC female (rear panel) |
Environmental
| Parameter | Value |
|---|---|
| Storage Temperature Range | -40 °C to +75 °C |
| Operating Altitude | Up to 4,570 meters (15,000 feet) |
| Storage Altitude | Up to 15,240 meters (50,000 feet) |
| Operating Humidity Range | 5% to 95% relative humidity (non-condensing) at +40 °C |
Technology
RF S-Parameter Test Set
Applications
RF and microwave component testing of 75 Ohm devices