The Keysight (Agilent) 8347A is a general-purpose broadband RF instrumentation amplifier operating from 100 kHz to 3 GHz. It is designed to provide high gain and power to overcome systematic losses, drive high-power devices, and improve measurement dynamic range in test applications.
Specifications
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100 / 120 / 220 / 240 VAC (±10%), 48 - 66 Hz |
| Operating Temperature | 0 to 55 °C |
| Dimensions (W×H×D) | 213 mm × 102 mm × 297 mm |
| Weight | 3.6 |
RF Performance Specifications
| Parameter | Value |
|---|---|
| Frequency Range | 100 kHz to 3 GHz |
| Power Output at 1dB Compression (P1dB) | ≥ +20 dBm |
| Third-Order Intercept Point (OIP3) | +30 dBm |
| Noise Figure (10 MHz to 3 GHz) | < 15 dB |
| Noise Figure (Below 10 MHz) | < 20 dB |
| Nominal Gain (10 MHz to 3 GHz) | ≥ 25 dB |
| Nominal Gain (100 kHz to 10 MHz) | ≥ 22 dB |
| Gain Flatness (10 MHz to 3 GHz) | ±1.5 dB |
| Gain Flatness (100 kHz to 10 MHz) | ±2.5 dB |
Port Characteristics
| Parameter | Value |
|---|---|
| Input VSWR (10 MHz to 3 GHz) | < 1.5 |
| Input VSWR (100 kHz to 10 MHz) | < 3.0 |
| Input Impedance | 50 Ω nominal |
| Output Impedance | 50 Ω nominal |
| RF Input Connector Type | Type-N female |
| RF Input Connector Location | Front panel |
| RF Output Connector Type | Type-N female |
| RF Output Connector Location | Front panel |
Physical Characteristics
| Parameter | Value |
|---|---|
| Form Factor | Benchtop (half-rack width) |
RF Specifications
| Parameter | Value |
|---|---|
| Output VSWR (10 MHz to 3 GHz) | < 1.5:1 |
| Output VSWR (100 kHz to 10 MHz) | < 2.0:1 |
| Maximum Continuous RF Input Power | +22 dBm |
| Harmonics (at +20 dBm output) | <-25 dBc |
Environmental
| Parameter | Value |
|---|---|
| Storage Temperature Range | -40 to +75 °C |
Performance
| Parameter | Value |
|---|---|
| Internal Leveling Range | +10 to +20 dBm |
| Internal Leveling Flatness | ±0.5 dB |
| External ALC Detector Polarity | Positive or negative, rear-panel switch selectable |
| External ALC Bandwidth | 30 kHz (typical) |
| Output VSWR (Leveled, 10 MHz to 3 GHz) | < 1.3 |
| Output VSWR (Leveled, 100 kHz to 10 MHz) | < 2.0 |
| Power Output at 1dB Compression (100 kHz to 10 MHz) | ≥ +17 dBm |
| Maximum DC Input Voltage | ±10 V |
| Non-Harmonic Spurious | <-60 dBc (typical) |
Options
| Parameter | Value |
|---|---|
| Option 001 | Rear panel RF input and output connectors |
Technology
Solid-State RF Amplifier
Applications
Broadband general-purpose amplification and network analyzer dynamic range improvement