Model: DLVA-6G18G-50      


PMI Model No. DLVA-6G18G-50 is a DLVA (Detection Logarithmic Video Amplifier) designed to operate over the frequency range of 6.0 to 18.0GHz.  This DLVA has a minimum TSS of -72dB and provides a logging range of -70 to 0dBm.  The log slope is 25mV/dB with a log accuracy of ±4dB maximum. The pulse range is 100nsec to CW and this DLVA's rise time is 50nsec maximum and a fall time of 70nsec maximum.  The recovery time is less than 70nsec with a delay of less than 15nsec.  This model is supplied in a housing measuring 3.20" x 2.05" x 0.40" and is designed to be hermetically sealed.

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Product Feature

Test Report

Hermetic Version - QTR
Hermetic Version - MQT



Frequency Range 6.0 to 18.0GHz
TSS -72dB min.
VSWR 2.0:1 max.
Video Output Range 0 to 2.2VDC (50 Ohm Load)
Maximum Video Output 2.4VDC
Input Power +20dBm CW max.
Logging Range -70 to 0dBm
Logging Accuracy ±4.0dB max.
Log Slope 25mV/dB (±10%)
Log Slope Intercept Point At -70dBm RF Input, Output Voltage = 350mV
Pulse Range 100nsec to CW
Pulse Rise Time (10% to 90%) 50nsec max.
Pulse Overshoot 1dB max.
Pulse Fall Time (90% to 10%) 70nsec max.
Recovery Time 70nsec max.
Delay Time 15nsec max.
Power Supply 12VDC @ 265mA and -12V @ 95mA
Connectors SMA(F)
Size 3.2 " x 2.05 " x 0.4"

Environmental Ratings:

Temperature:  -35ºC to +90 ºC Operating
 -65 ºC to +125 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