Model: SDLVA-0R5G4G-70dB-100R

PMI Model No. SDLVA-0R5G4G-70dB-100R is a Successive Detection Logarithmic Video Amplifier (SDLVA) designed to operate over the 0.5 to 4.0 GHz frequency range.  This model is designed for ultra high speed applications while maintaining flatness and accuracy.

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Product Feature

Test Report


Frequency Range 0.5 MHz to 4.0 GHz
RF Gain (Small Signal) 55 dB typ.
Frequency Flatness ±2 dB max. - Measured ± 1.2 dB
TSS -73 dB typ., -71 dB max. - Measured -73 dBm
VSWR (50 Ohm) 2.0:1 max. (RF In, RF Out)

+13 dBm typ.

Power Input +17 dBm CW max.
Log Slope 25 mV/ dB typ. 100 Ohm Load
Log Range -70 to 0 dBm
Log Linearity ±2.5 dB (-40°C- +75°C) - Measured ±1.2 dB
DC Offset 50 ±50 mV
Pulse Range 30 ns to CW
Rise Time 10 ns (5 ns typ.) - Measured 9.1 ns
Recovery Time 60 ns (40 ns typ.) - Measured 55 ns
Power Supply

+15 V or +12 V @ 350 mA nominal

Measured 271 mA

-15 V or -12 V @ 180 mA nominal
Measured 93 mA

Connectors SMA(F)
Size 3.2" x 1.8" x 0.4
Finish Gold Plated

Environmental Ratings:

Temperature:  -40ºC to +75ºC Operating
 -65ºC to +125ºC 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
 Salt Fog:  MIL-STD-202F, Method 107D Cond. A
 Fungus:  MIL-STD-810C, Method 508.2
 Temperature Cycle:  MIL-STD-202F, Method 107