UNI-T USG3065M-P RF Signal Generator with Mechanical Attenuator
Premium RF Signal Generation Solution (9 kHz to 6.5 GHz with Enhanced Power Output)
The UNI-T USG3065M-P represents the pinnacle of the USG3000M series, delivering exceptional RF performance from 9 kHz to 6.5 GHz with the added benefit of mechanical attenuation for superior output power stability and range. This professional-grade instrument meets the demanding requirements of wireless communications testing, aerospace applications, and advanced RF development where both extended frequency coverage and higher output power are essential.
Superior Performance Features
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Mechanical Attenuator: Premium mechanical attenuation system for superior output power stability
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Extended Frequency Range with High Power: Generate signals from 9 kHz to 6.5 GHz with output power up to +24 dBm
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Precision Level Control: Set output levels from -135 dBm to +24 dBm with 0.01 dB resolution
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Exceptional Signal Quality: Ultra-low phase noise (<-122 dBc/Hz @ 1 GHz, 20 kHz offset)
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Advanced Modulation Capabilities: Standard AM, FM, ΦM, and optional pulse modulation
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Highly Stable Clock Source: Maintain frequency accuracy with ≤ ±0.2 ppm/year aging rate
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Intuitive Operation: 5-inch capacitive touchscreen with clear visual workflow
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Versatile Connectivity: Remote control via LAN, USB, and optional GPIB
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Integrated Function Generator: Built-in 50 MHz arbitrary waveform generator for additional flexibility
Industry-Specific Applications
Advanced Wireless Communications
Test and validate 5G sub-6 GHz components, WiFi 6/6E devices, and other advanced wireless equipment with high-power RF signals and precise level control. The mechanical attenuator ensures stable output levels for accurate receiver sensitivity testing.
Aerospace and Defense Systems
Support radar system development, communications equipment testing, and electronic warfare applications with stable, high-quality signals. The extended frequency range and mechanical attenuator provide the reliability required for critical aerospace applications.
Semiconductor and Component Testing
Characterize RF components, modules, and integrated circuits with accurate, stable test signals. The high output power capability eliminates the need for external amplifiers in many test setups.
Research and Development
Facilitate cutting-edge RF research with a versatile, high-performance signal source. The wide frequency range and comprehensive modulation capabilities accommodate diverse experimental requirements.
Manufacturing and Production
Integrate into automated test systems for reliable, repeatable measurements in high-volume manufacturing environments. The mechanical attenuator ensures consistent performance over extended operating periods.
Comprehensive Technical Specifications
| Parameter |
Specification |
| Frequency Range |
9 kHz to 6.5 GHz |
| Frequency Resolution |
0.001 Hz |
| Mechanical Attenuator |
0 to 110 dB, 10 dB step |
| Output Level Range |
-135 dBm to +24 dBm (frequency dependent) |
| Amplitude Accuracy |
≤ 0.7 dB (typical) |
| Phase Noise |
<-122 dBc/Hz @ 1 GHz, 20 kHz offset (typical) |
| Harmonics |
≤ -50 dBc (10 MHz to 1 GHz), ≤ -40 dBc (1 GHz to 4.5 GHz), ≤ -35 dBc (4.5 GHz to 6.5 GHz) |
| Non-harmonics |
≤ -65 dBc (250 MHz to 6.5 GHz) |
| Sub-harmonics |
None across entire frequency range |
| Modulation Types |
AM, FM, ΦM (standard); Pulse (optional) |
| Display |
5-inch capacitive multi-touch screen (800×480) |
| Connectivity |
LAN (10/100/1000 Base, RJ-45), USB Device, USB Host |
| Optional Interfaces |
GPIB (IEEE-488.2) |
| Power Supply |
100 to 240 VAC, 50/60 Hz, <50 W |
| Dimensions (H×W×L) |
426mm × 88mm × 400mm |
| Weight |
<20 kg |
| Calibration Period |
One year |
Maximum Output Power Specifications
| Frequency Range |
Maximum Output Power |
| 9 kHz to 5 MHz |
+15 dBm |
| >5 MHz to 250 MHz |
+20 dBm |
| >250 MHz to 1.2 GHz |
+24 dBm |
| >1.2 GHz to 3.6 GHz |
+22 dBm |
| >3.6 GHz to 6.5 GHz |
+20 dBm |
Advanced Capabilities
Mechanical Attenuation System
The USG3065M-P features a high-performance mechanical attenuator that provides:
- Superior output power stability for consistent, reliable measurements
- Enhanced output levels up to +24 dBm for testing power-hungry devices
- Precision 10 dB step attenuator with range from 0 to 110 dB
- Improved standing wave ratio (SWR) performance
- Exceptional long-term level stability for extended operation
The mechanical attenuator offers better VSWR performance compared to electronic attenuators, particularly at high frequencies. This results in more accurate power delivery to the device under test, critical for applications such as receiver sensitivity testing and power amplifier characterization.
Sophisticated Sweep Functions
The USG3065M-P provides multiple sweep capabilities to characterize frequency-dependent behavior:
- Linear and logarithmic frequency sweeps
- Stepped and continuous amplitude sweeps
- User-defined list sweeps with up to 500 points
- Flexible triggering: auto, key, external, and bus options
Comprehensive Modulation
Generate complex test signals with versatile modulation options:
- AM with depth up to 99% and 0.1% resolution
- FM with maximum deviation up to N × 10 MHz
- ΦM with maximum deviation up to N × 5 radians
- Multiple modulation sources: internal, external, or combined
Optional Pulse Modulation (USG3000M-PM)
Enhance testing capabilities with:
- On-off ratio up to 80 dB for clean pulse generation
- Rising/falling times < 20 ns (typical)
- Multiple pulse modes: free-run, triggered, doublet, gated, and more
- Customizable pulse trains for complex signal simulation
Optional Narrow Pulse Generator (USG3000M-PG)
Add specialized pulse generation with:
- Minimum pulse width of 20 ns with 10 ns resolution
- Pulse period range from 40 ns to 42 s
- Ideal for automotive millimeter-wave radar system testing
USG3065M-P vs. Other USG3000M Models
| Feature |
USG3045M |
USG3045M-P |
USG3065M |
USG3065M-P |
| Frequency Range |
9 kHz to 4.5 GHz |
9 kHz to 4.5 GHz |
9 kHz to 6.5 GHz |
9 kHz to 6.5 GHz |
| Mechanical Attenuator |
No |
Yes |
No |
Yes |
| Max. Power (250 MHz to 1.2 GHz) |
+20 dBm |
+24 dBm |
+20 dBm |
+24 dBm |
| Max. Power (1.2 GHz to 3.6 GHz) |
+18 dBm |
+22 dBm |
+18 dBm |
+22 dBm |
| Max. Power (3.6 GHz to 6.5 GHz) |
+15 dBm |
+20 dBm |
+15 dBm |
+20 dBm |
| Standing Wave Ratio (≤1.0GHz, >15dB atten.) |
<1.5:1 |
<1.5:1 |
<1.5:1 |
<1.5:1 |
Optional Accessories and Add-ons
| Item |
Description |
Order No. |
| Pulse Modulation |
Enable comprehensive pulse modulation capabilities |
USG3000M-PM |
| Narrow Pulse Generator |
Add high-precision pulse generation for specialized applications |
USG3000M-PG |
| Power Meter Kit |
Provide power measurement, output control, and line loss calibration |
USG3000M-PK |
| GPIB Interface |
Add IEEE-488.2 connectivity for legacy systems integration |
USG3000M-GPIB |
| RF Cable |
SMAJ-NJ-0.7M DC-6G cable for reliable RF connections |
UT-W02-6GHz |
| RF Cable |
NJ-NJ-0.7M DC-6G cable for additional connectivity options |
UT-W01-6GHz |
| Adapter Set |
SMA and N-type adapters for various connection requirements |
UT-C01-6GHz, UT-C02-4GHz |
| Accessories Pouch |
Convenient storage and transport solution for accessories |
UT-CK01 |
Standard Package Contents
- USG3065M-P RF Signal Generator
- Power cord (compliant with local standards)
- USB data cable (UT-D14)
- Comprehensive user manual
- Calibration certificate
- Quick start guide
Warranty Information
UNI-T provides a comprehensive three-year warranty against defects in materials and workmanship for the USG3065M-P. Accessories are covered by a one-year warranty.
Regular calibration is recommended every 12 months to maintain optimal performance and measurement accuracy.
Why Choose the UNI-T USG3065M-P?
The USG3065M-P delivers the perfect combination of extended frequency range, enhanced output power, and superior performance for the most demanding RF applications. Its mechanical attenuator provides the stability and output power needed for reliable testing, while the 6.5 GHz frequency range covers today's most important wireless bands.
As the flagship of the USG3000M series, the USG3065M-P represents the ultimate choice for professionals who need both extended frequency coverage and enhanced output power in a single, versatile instrument.
