Rohde & Schwarz FPH-INH4 Handheld Spectrum Analyzer
Request a quote
Rohde & Schwarz FPH-INH4 handheld spectrum analyzer bundle covering 5 kHz–4 GHz with –161 dBm DANL, preamplifier, interference analysis, and up to 9 hours battery life.
Product details
| Model | FPH-INH4 |
| Manufacturer | Rohde & Schwarz |
| Category | Handheld Spectrum Analyzers |
| Availability | Made to order |
Description
Overview
The Rohde & Schwarz FPH-INH4 is a handheld spectrum analyzer bundle designed for portable field measurements and RF analysis. This package extends the base FPH analyzer to cover frequencies from 5 kHz to 4 GHz and includes a preamplifier and advanced measurement applications for interference analysis and signal mapping. With up to 9 hours of battery life and a lightweight design, it is ideal for field engineers working in remote locations.
Key Features
- Frequency range: 5 kHz to 4 GHz (includes FPH-B3 for 2–3 GHz and FPH-B4 for 2–4 GHz upgrades)
- Phase noise: –95 dBc at 1 Hz (500 MHz, 30 kHz offset)
- DANL with preamplifier ON: –161 dBm typical (–156 dBm minimum)
- DANL with preamplifier OFF: –144 dBm typical (–140 dBm minimum)
- Third Order Intercept (TOI): +10 dBm
- Dimensions: 8.0 × 11.6 × 3 inches (203 × 295 × 76 mm)
- 7-inch color touchscreen display with gesture control
- Battery life: Up to 9 hours per charge
- Included preamplifier (FPH-B22) for enhanced sensitivity
- Interference analysis application (FPH-K15)
- Signal strength mapping application (FPH-K16)
- Remote control via USB and LAN interfaces
- Windows OS compatible
- 3-year warranty included
Standard Measurement Features
- Two spectrum traces with independent control
- Six markers (absolute or relative positioning)
- Noise marker for automatic noise floor detection
- Frequency counter with 0.1 Hz resolution
- AM/FM audio demodulator with speaker and headphone output
- Limit line monitoring with pass/fail indication
- Predefined channel tables for quick setup
- Measurement wizard for streamlined test campaigns
Included Accessories
- Lithium-ion battery pack
- USB cable
- AC power supply with country-specific adapters (EU, GB, US, AUS, CH)
- CD-ROM with R&S Instrument View software and documentation
- Quick start guide
- Side strap for carrying
Applications
- Field engineering and system troubleshooting
- Wireless communication network verification
- Broadcasting and television spectrum monitoring
- Interference detection and analysis
- RF laboratory education and training
Specifications
| Frequency Range | 4.0 - 8.0 GHz |
| Maximum Frequency | 4 GHz |
| Tracking Generator | No |
| Preamplifier | Yes |
| Noise Floor | -163 dBm |
| Series | FPH Series |
| Alternate Product Number | 1321.1111P61 |
| Battery Life | 4.5 hrs. |
| Connector Type | N (f) |
| Display | 7" Color WVGA |
| Includes | Lithium-ion battery pack, USB cable, AC power supply with country specific adapters for EU, GB, US, AUS, CH, documentation, quick start guide, side strap |
| Interface | LAN, USB |
| Minimum Frequency | 5 kHz |
| Number of Ports | 2 |
| Special Features | Preamp, Interference Analysis, Signal Strength Mapping |
| Type | Handheld |
| Warranty Information | Unit: 3 Year, Accessories: 1 Year |
Request a quote
Rohde & Schwarz FPH-INH4 Handheld Spectrum Analyzer
Response within 24 hours
No obligation
Direct communication