| Model | USG-LF44 | USG-0103 | USG-0818 | USG-2030 | USG-3044 |
| Frequency Range | 34.5 MHz to 4.4 GHz | 100 MHz to 300 MHz | 800 MHz to 1.8 GHz | 2.0 GHz to 3.0 GHz | 3.0 GHz to 4.4 GHz |
| Output Power | -30 dBm to 0 dBm, in 1 dB steps |
Internal Reference Frequency | 25 MHz , aging ±1 ppm at first year |
Frequency Accuracy ( 0 dBm Output Level ) | ± 100 Hz at 100MHz | ± 100 Hz at 100MHz | ± 800 Hz at 800MHz | ± 2 kHz at 2GHz | ± 3 kHz at 3GHz |
| Frequency Resolution | 10 kHz |
| Output Isolation | ≦ -75 dBc , Output Control On/Off |
| Mode Control | Fixed Frequency / Single Sweep / CW Sweep / Hopping / Power sweep |
| Step Dwell | ≦1000 ms in 1 ms steps |
| Frequency Offset | -50 kHz to 50 kHz in 10 kHz steps |
Output Flatness (0 dBm Output Level) | -1 dBm to 3.5 dBm, typical | -3 dBm to -2 dBm, typical | -1 dBm to -0.5 dBm, typical | -1 dBm to 0.5 dBm, typical | 0 dBm to 3.5 dBm, typical |
| Phase noise |
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| Carrier frequency | fc =1.0GHz | fc = 200 MHz | fc = 1.3 GHz | fc = 1.5 GHz | fc = 3.7 GHz |
| At 10 kHz offset frequency | < -97 dBc/Hz typical -100 dBc/Hz | <-100 dBc/Hz, typical | < -97 dBc/Hz, typical | <- 93 dBc/Hz, typical | <- 88 dBc/Hz, typical |
| At 100kHz offset frequency | < -107 dBc/Hz typical -110dBc/Hz | <-110 dBc/Hz, typical | <-102 dBc/Hz, typical | <- 100 dBc/Hz, typical | <- 94 dBc/Hz, typical |
2nd Harmonics (0 dB Attenuation) | ≦ -15 dBc, typical 34.5 MHz to 2.0 GHz | ≦ -45 dBc, typical >100 MHz | ≦ -25 dBc, typical >800 MHz | | |
≦ -10 dBc, typical 2.0 GHz to 3.0 GHz | | | ≦ -30 dBc, typical 2.0 GHz to 3.0 GHz | |
≦ -25 dBc, typical 3.0 GHz to 4.4 GHz | | | | ≦ -25 dBc, typical 3.0 GHz to 4.4 GHz |
3rd Harmonics (0 dB Attenuation) | ≦ -5 dBc, typical 34.5 MHz to 2.0 GHz, | ≦-7dBc typical, ≦150MHz ≦ -35 dBc, typical >150 MHz | ≦ -25 dBc, typical ≦900MHz ≦ -35 dBc, typical >900 MHz | | |
≦ -20 dBc, typical 2.0 GHz to 3.0 GHz | | | ≦ -55 dBc, typical 2.0 GHz to 3.0 GHz | |
≦ -40 dBc, typical 3.0 GHz to 4.4 GHz | | | | ≦ -40 dBc, typical 3.0 GHz to 4.4 GHz |
| Spurious related to Resolution settings | ≦ -30 dBc, typical , Resolution < 1MHz |
| ≦ -65 dBc, typical , Resolution ≧ 1MHz |
| Spurious related to the fundamental output | ≦ -60 dBc, typical | ≦ -60 dBc, typical | ≦ -65 dBc, typical | ≦ -65 dBc, typical | ≦ -65 dBc, typical |
| Supported OS | Windows/Linux/Mac/Android |
| Interface | USB 2.0 |
| USB Connector Type | Mini B |
| Supply Voltage | 5 V nominal |
| Current Consumption | 200 mA |
| RF Connector Type | N-type male |
| Impedance | 50 Ohm nominal |
| Output VSWR | < 1.5:1 , Output Level @ -30dBm |
| Maximum permissible DC voltage | ±25V |
| Maximum Reverse power | +30dBm (1W) |
| Electromagnetic compatibility | EN 55011 class A, EN 61326-1 (industrial environment), EN 61326-2-1, EN 61000-4-2, EN 61000-4-3, EN 61000-4-11 |
| Dimensions & Weight | 30mm(W) x 103mm(H) x 30mm(D), Approx. 100g |
