Ultra-Small Switchable Pseudo AC/DC Coupled Detector Log Amplifier (DLA)

Frequency Range 2 – 40 GHz To meet the following environmental conditions:


Operating Case  Temperature      -40 to +85 °C

Storage Temperature                   -55 to +105 °C


Mechanical Shock:     Per MIL-STD-810G,

Method 516.5

Vibration:   Per MIL-STD-810G, Method 514.5

Humidity:   MIL-STD-810G, Method 507.4

Altitude:     MIL-STD-810G, Method 500.5, to 70K ft. Mechanical:   All SMA Connectors are field-                                   replaceable

Material:   SS303

Finish:      Gold Plating per MIL-G-45204B

Dynamic Range

Extended Dynamic Range

-45 to 0 dBm

-47 to +3 dBm

Flatness ±2.5 dB max.
VSWR 2.5:1 typ.
Rise Time 20 nsec. typical,  30 nsec. max.
Recovery Time 500 nsec. max.
Log Accuracy

For Extended Dynamic Range

±1.0 dB max. ±2.0 dB max.
Log  Slope into 100 ohm load 50 mV/dB (±4mV)
Power Supply      +12 to  +15V

-12  to  -15V

170 mA max.

70 mA max

TSS -48 dBm max Mode Switch

TTL1 Pseudo AC (3 to 5V)

TTL0 DC Coupled (or no connection)

Drift over Temperature -0.02dB/°C
Pseudo AC Range (TTL 1): TSS  to -25 dBm
Droop (Up to 50 µsec.): 1 dB max. (> -40 dBm) DC Offset -50 ± 50 mV for Pseudo AC Coupled DC Offset -50 ± 100 mV for DC Coupled
Baseline Shift:  1 dB max (TSS to -25 dBm)


Maximum input level without damage:  +5 dBm

Scroll to Top

Request For Quotation

Get a free quote for your electronic components. Fill out the form with your specs and contact info, and our experts will provide customized solutions. We’re dedicated to quality and service. Contact us now!