Model:
SDLVA-218-71-70MV
PMI model SDLVA-218-71-70MV is a CW Immune, Extended Range Detection Log Video Amplifiers (ERDLVA) which offers 71dB Dynamic Range over the frequency range of 2.0 to 18.0GHz. This model offers a fast rise time of 35nsec maximum and a recovery time of less than 350nsec. The unit is temperature compensated such that log linearity over temperature remains less than +/-1.5dB over the full operating temperature range of -20 to +85C. This model is supplied in a compact housing measuring only 3.5" x 2.5" x 0.5". [Optional frequency ranges covering 100MHz to 26.5GHz are available.]
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Specifications:
| Frequency Range | 2.0GHz to 18.0GHz (100MHz to 26.5GHz available) |
| Frequency Flatness | ±2.0 dB max. @ +25C |
| Signal Capability | 100nsec to 300usec |
| The Presence of CW Measurement | Up to -40dBm, noise less than 400mV |
| Peak Pulse Amplitude Loss | 1.5dB max. |
| TSS: (-20C to +85C) | -72dBm |
| Log Dynamic Range | -66 to +5dBm |
| Log Slope | 70mV/dB |
| Log Linearity | ±1.5dB max. |
| Video Output Range | 250mV to 5220mV Typical |
| Output Characteristic | ±70mV Typ., ±150mV Max., Noise 75mV RMS max. |
| Log Accuracy from 70mV/dB | ±1.0dB @ Band Center, ±2.0dB from 2.0 to 18.0GHz |
| Output Rise Time | 35nsec max. |
| Settling Time | 55nsec 10% to Final Value ±0.5dB |
| Recovery Time | 350nsec to within 1.0dB |
| Input VSWR | 2.0:1 max. |
| Power Supply | 15VDC @ 400mA and -15V @ 150mA |
| Video Output Drive | 250 feet RG11 75 Ohm Cable |
| Size | 3.5 " x 2.5 " x 0.5" |
Environmental Ratings:
| Temperature: | -20ºC to +85 ºC Operating |
| -65 ºC to +100 ºC Non-Operating | |
| Humidity: | MIL-STD-202F, Method 103B Cond. B |
| Shock: | MIL-STD-202F, Method 213B Cond. B |
| Vibration: | MIL-STD-202F, Method 204D Cond. B |
| Altitude: | MIL-STD-202F, Method 105C Cond. B |
| Temperature Cycle: | MIL-STD-202F, Method 107D Cond. A |