Viavi (Aeroflex IFR)
Marconi IFR Aeroflex 2851S
Digital Transmission Analyser
10 kHz to 2.05 GHz Frequency Range
RF Signal Generator / Communications Service Monitor Signal Generator Type
-137 dBm to +13 dBm RF Output Level Range
1 Hz Frequency Resolution
AM, FM, Phase Modulation, Pulse Modulation, IQ Modulation Modulation Types

| Attribute | Value |
|---|---|
| Frequency Range | 10 kHz to 2.05 GHz |
| Signal Generator Type | RF Signal Generator / Communications Service Monitor |
| RF Output Level Range | -137 dBm to +13 dBm |
| Frequency Resolution | 1 Hz |
| Modulation Types | AM, FM, Phase Modulation, Pulse Modulation, IQ Modulation |
| FM Deviation Range | Up to 150 kHz |
| AM Depth Range | 0% to 99.9% |
| Spectral Purity (Phase Noise) | -116 dBc/Hz at 20 kHz offset (at 500 MHz) |
| Output Impedance | 50 Ohms |
| Power Requirements | 90 to 264 VAC, 47 to 440 Hz |
| Model | 2851S |
|---|
The Marconi-IFR-Aeroflex 2851S is a multifunctional service communications analyzer that merges spectrum analysis, RF signal generation, and modulation measurement in one compact unit.
It supports wide frequency ranges, high-resolution signal monitoring, and robust field-ready construction, making it ideal for diagnostics of various radio types in both lab and field environments.
Testwall can supply the used Marconi-IFR-Aeroflex 2851S, 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 Marconi-IFR-Aeroflex 2851S.





