ERDLVA-218-CW-75MV

PMI Model ERDLVA-218-CW-75MV is a CW immune extended range detector log video amplifier (ERDLVA) that operates between the 2 TO 18 GHz frequency range with a log slope of 75 mV / dB and rise time of 25 ns.

Product Specifications

General Parameters:
Status: Preliminary
Frequency Range: 2.0 to 18.0 GHz
TSS: -42 dBm
Output Voltage: +12.0 V +5 % max, -12.0 V +5 % max
Log Slope: 75 ±10 mV max. per dB
Log Range: -40 dBm to +20 dBm
Rise Time: 20 ns
Recovery Time: 200 ns
Settling Time: ±0.5 dB within 25 ns from 90 % amplitude of video output with 10 ns rise time RF pulse over full logging range.
Current: 250 ma
Finish: Finish
Frequency Flatness: ±1.5 dB max. at -20 dBm
Impedance: 50 ohms ±2 %
VSWR: Less than 2.5:1 max. up to -20 dBm input and less than 3.0:1 max. up to +15 dBm input.
Weight: 6 oz max
Input Pulse Width: Within 10 ns of RF pulse width @ -5 dB from peak and 50 ns to 250 us of pulse width range
Video Log Range: 300 mV to 4800 mV nom
Throughput Time: 25 ns max
Video Bandwidth: 20 MHz min. over 60 dB logging range
Duty Cycle: 0 - 70 %
Video Output Level: 300 ±50 mV (over full temp. range)
Dynamic Range: ±75 mV -40 dBm to +20 dBm
Input Power Handling: CW RF input levels of +23 dBm min.
Leakage Level: <-60 dBm
Ripple: Power supply ripple of ±1 % from DC to 1 MHz on all power lines.
Overshoot: 1 dB max. during first 50 ns with rise times 10 ns min. over full logging range
TSS (Measured): -42 dBm
Environmental Ratings:
Operating Temperature: -25 ºC to +85 ºC
Non-Operating Temperature: -40 ºC to +85 ºC
Humidity: To 100 % +30 °C to +55 °C with condensation, 240 hr exposure
Shock: 40 g (6 shocks per axis, 6 to 9 ms duration)
Vibration: 0.2" (double amplitude) 5-14 Hz, 2.0 g 14 to 33 Hz, 0.036" (double amplitude) 33 to 52 Hz, 5.0 g 52 to 500 Hz
Altitude: Non-Operating: Sea level to 40,000 feet ASL. Operating: Sea level to 20,000 feet ASL
Fungus: No fungus nutrient materials, PCB's to be humisealed